text: void continent(){
  
  
  
  int i;
      float usd, bdt, inr, eur, pkr, aed, cny, hkd, huf, idr, ils,aud, brl, gbp, cad, clp , null, rub, twd, php, sgd, zar, jpy, krw , myr, mxn, nzd;
      float bdt_to_usd,usd_to_bdt,bdt_to_inr,inr_to_bdt,bdt_to_eur,eur_to_bdt,bdt_to_pkr,pkr_to_bdt,bdt_to_aed,aed_to_bdt,bdt_to_cny,cny_to_bdt,bdt_to_hkd,hkd_to_bdt,bdt_to_huf,huf_to_bdt,bdt_to_idr,idr_to_bdt,bdt_to_ils,ils_to_bdt,bdt_to_aud,aud_to_bdt,bdt_to_brl,brl_to_bdt,bdt_to_gbp,gbp_to_bdt,bdt_to_cad,cad_to_bdt,bdt_to_clp,clp_to_bdt,bdt_to_jpy,jpy_to_bdt,bdt_to_krw,krw_to_bdt,bdt_to_myr,myr_to_bdt,bdt_to_mxn,mxn_to_bdt,bdt_to_nzd,nzd_to_bdt,bdt_to_rub,rub_to_bdt,bdt_to_twd,twd_to_bdt,bdt_to_php,php_to_bdt,bdt_to_sgd,sgd_to_bdt,bdt_to_zar,zar_to_bdt;
      bdt_to_usd=0.012;
      usd_to_bdt=84.82;
      bdt_to_inr=0.84;
      inr_to_bdt=1.19;
      bdt_to_eur=0.011;
      eur_to_bdt=93.53;
      bdt_to_pkr=1.821;
      pkr_to_bdt=0.55;
      bdt_to_aed=0.043;
      aed_to_bdt=23.09;
      bdt_to_cny=0.082;
      cny_to_bdt=12.23;
      bdt_to_hkd=0.092;
      hkd_to_bdt=10.92;
      bdt_to_huf=3.59;
      huf_to_bdt=0.28;
      bdt_to_idr=162.40;
      idr_to_bdt=0.0062;
      bdt_to_ils=0.041;
      ils_to_bdt=24.60;
      bdt_to_aud=0.018;
      aud_to_bdt=57.9383;
      bdt_to_brl=0.050;
      brl_to_bdt=20.125;
      bdt_to_gbp=0.009;
      gbp_to_bdt=110.809;
      bdt_to_cad=0.016;
      cad_to_bdt=64.53;
      bdt_to_clp=9.35;
      clp_to_bdt=0.108;
      bdt_to_jpy=1.28;
      jpy_to_bdt=0.78;
      bdt_to_krw=14.04;
      krw_to_bdt=0.071;
      bdt_to_myr=0.048;
      myr_to_bdt=20.64;
      bdt_to_mxn=0.22;
      mxn_to_bdt=4.51;
      bdt_to_nzd=0.018;
      nzd_to_bdt=54.90;
      bdt_to_rub=0.75;
      rub_to_bdt=1.33;
      bdt_to_twd=0.36;
      twd_to_bdt=2.80;
      bdt_to_php=0.60;
      php_to_bdt=1.67;
      bdt_to_sgd=0.016;
      sgd_to_bdt=62.07;
      bdt_to_zar=0.18;
      zar_to_bdt=5.70;
  
  
      system("color 9");
  
  
  
  int x;
  
  
  printf("\n\n\t\t\t\t\t\tCURRENCY CONVERTER SYSTEM");
      printf("\n\n\n\t\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 WELCOME TO THE MAIN MENU \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n\n");
  
  
  
      printf("\t 1.ASIA \n");
      printf("\t 2.AFRICA \n");
      printf("\t 3.NORTH AMERICA \n");
      printf("\t 4.SOUTH AMERICA \n");
      printf("\t 5.EUROPE \n");
      printf("\t 6.AUSTRALIA \n");
  
  
      printf("\n\n\t Please Continue with (1,2,3,4,5,6)\n \t ==>");
      scanf("%d",&x);
  
  
  
     switch(x){
  
  
  
     case 1:
         {printf("\n\n\t\t\t\t********** CONTINENTS OF ASIA **********\n\n\n");
      printf("\tPress 1 to convert BDT to CNY \n\tPress 2 to convert CNY to BDT \n\tPress 3 to convert BDT to INR \n\tPress 4 to convert INR to BDT \n\t"
             "Press 5 to convert BDT to TWD \n\tPress 6 to convert TWD to BDT \n\tPress 7 to convert BDT to PKR \n\tPress 8 to convert PKR to BDT \n\t"
             "Press 9 to convert BDT to AED \n\tPress 10 to convert AED to BDT \n");
             printf("\tPress 11 to convert BDT to KRW \n\tPress 12 to convert KRW to BDT \n\tPress 13 to convert BDT to HKD \n"
                 "\tPress 14 to convert HKD to BDT \n\tPress 15 to convert BDT to JPY \n\tPress 16 to convert JPY to BDT \n"
                 "\tPress 17 to convert BDT to IDR \n\tPress 18 to convert IDR to BDT \n\tPress 19 to convert BDT to ILS \n"
                 "\tPress 20 to convert ILS to BDT \n\tPress 21 to convert BDT to MYR \n\tPress 22 to convert MYR to BDT\n"
                 "\tPress 23 to convert BDT to SGD \n\tPress 24 to convert SGD to BDT \n\tPress 25 to convert BDT to PHP \n\tPress 26 to convert PHP to BDT \n\n");
  
      printf("\tEnter your choice: ");
      scanf("%d", &i);
      switch(i)
      {
  //press 1 to convert BDT to CNY
  case 1:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO CHINESE YUAN RENMINBI \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in BDT: ");
      scanf("%f", &bdt);
      cny = bdt * bdt_to_cny;
      printf("\n\tAs aCurrent Rate 1 BDT = %.3f CNY\n", bdt_to_cny);
      printf("\n\t%0.3f BDT = %0.3f CNY \n\n\n\n", bdt, cny);
      break;
  
        //press 2 to convert CNY to BDT
  case 2:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 CHINESE YUAN RENMINBI TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter amount in CNY: ");
      scanf("%f", &cny);
      bdt = cny * cny_to_bdt;
      printf("\n\tAs a Current Rate 1 CNY = %.3f BDT\n", cny_to_bdt);
      printf("\n\t%0.3f CNY = %0.3f BDT \n\n\n\n", cny, bdt);
      break;
  
  //Press 3 to convert BDT to INR
      case 3:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO INDIAN RUPEE \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          inr = bdt * bdt_to_inr;
          printf("\n\tAs a Current Rate 1 BDT = %.3f INR\n", bdt_to_inr);
          printf("\n\t%0.3f BDT = %0.3f INR \n\n\n\n", bdt, inr);
          break;
  
      //Press 4 to convert INR to BDT
      case 4:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 INDIAN RUPEE TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in INR: ");
          scanf("%f", &inr);
          bdt = inr * inr_to_bdt;
          printf("\n\tAs a Current Rate 1 INR = %.3f BDT\n", inr_to_bdt);
          printf("\n\t%0.3f INR = %0.3f BDT \n\n\n\n", inr, bdt);
          break;
  
           //Press 5 to convert BDT to TWD
      case 5:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO TAIWAN DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          twd = bdt * bdt_to_twd;
          printf("\n\tAs a Current Rate 1 BDT = %.3f TWD\n", bdt_to_twd);
          printf("\n\t%0.3f BDT = %0.3f TWD \n\n\n\n", bdt, twd);
          break;
  
      //Press 6 to convert TWD to BDT
      case 6:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 TAIWAN DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in TWD: ");
          scanf("%f", &twd);
          bdt = twd * twd_to_bdt;
          printf("\n\tAs a Current Rate 1 TWD = %.3f BDT\n", twd_to_bdt);
          printf("\n\t%0.3f TWD = %0.3f BDT \n\n\n\n", twd, bdt);
          break;
  
          //Press 7 to convert BDT to PKR
      case 7:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO PAKISTANI RUPEE \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          pkr = bdt * bdt_to_pkr;
          printf("\n\tAs a Current Rate 1 BDT = %.3f PKR\n", bdt_to_pkr);
          printf("\n\t%0.3f BDT = %0.3f PKR \n\n\n\n", bdt, pkr);
          break;
  
      //Press 8 to convert PKR to BDT
      case 8:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 PAKISTANI RUPEE TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in PKR: ");
          scanf("%f", &pkr);
          bdt = pkr * pkr_to_bdt;
          printf("\n\tAs a Current Rate 1 PKR = %.3f BDT\n", pkr_to_bdt);
          printf("\n\t%0.3f PKR = %0.3f BDT \n\n\n\n", pkr, bdt);
          break;
  
          //Press 9 to convert BDT to AED
      case 9:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO UAE DIRHAM \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          aed = bdt * bdt_to_aed;
          printf("\n\tAs a Current Rate 1 BDT = %.3f AED\n", bdt_to_aed);
          printf("\n\t%0.3f BDT = %0.3f AED \n\n\n\n", bdt, aed);
          break;
  
      //Press 10 to convert AED to BDT
      case 10:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 UAE DIRHAM TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in AED: ");
          scanf("%f", &aed);
          bdt = aed * aed_to_bdt;
          printf("\n\tAs a Current Rate 1 AED = %.3f BDT\n", aed_to_bdt);
          printf("\n\t%0.3f AED = %0.3f BDT \n\n\n\n", aed, bdt);
          break;
  
  
       //Press 11 to convert BDT to KRW
      case 11:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO KOREAN WON \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          krw = bdt * bdt_to_krw;
          printf("\n\tAs a Current Rate 1 BDT = %.3f KRW\n", bdt_to_krw);
          printf("\n\t%0.3f BDT = %0.3f KRW \n\n\n\n", bdt, krw);
          break;
  
      //Press 12 to convert KRW to BDT
      case 12:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 KOREAN WON TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in KRW: ");
          scanf("%f", &krw);
          bdt = krw * krw_to_bdt;
          printf("\n\tAs a Current Rate 1 KRW = %.3f BDT\n", krw_to_bdt);
          printf("\n\t%0.3f KRW = %0.3f BDT \n\n\n\n", krw, bdt);
          break;
  
           //press 13 to convert BDT to HKD
  case 13:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO HONG KONG DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in BDT: ");
      scanf("%f", &bdt);
      hkd = bdt * bdt_to_hkd;
      printf("\n\tAs a Current Rate 1 BDT = %.3f HKD\n", bdt_to_hkd);
      printf("\n\t%0.3f BDT = %0.3f HKD \n\n\n\n", bdt, hkd);
      break;
      //press 14 to convert HKD to BDT
  case 14:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 HONG KONG DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in HKD: ");
      scanf("%f", &hkd);
      bdt = hkd * hkd_to_bdt;
      printf("\n\tAs a Current Rate 1 HKD = %.3f BDT\n", hkd_to_bdt);
      printf("\n\t%0.3f BDT = %0.3 HKD \n\n\n\n", hkd, bdt);
      break;
  
       //Press 15 to convert BDT to JPY
      case 15:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO JAPANESE YEN \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          jpy = bdt * bdt_to_jpy;
          printf("\n\tAs a Current Rate 1 BDT = %.3f JPY\n", bdt_to_jpy);
          printf("\n\t%0.3f BDT = %0.3f JPY \n\n\n\n", bdt, jpy);
          break;
  
      //Press 16 to convert JPY to BDT
      case 16:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 JAPANESE YEN TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in JPY: ");
          scanf("%f", &jpy);
          bdt = jpy * jpy_to_bdt;
          printf("\n\tAs a Current Rate 1 JPY = %.3f BDT\n", jpy_to_bdt);
          printf("\n\t%0.3f JPY = %0.3f BDT \n\n\n\n", jpy, bdt);
          break;
  
           //press 17 to convert BDT to IDR
  case 17:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO INDONESIAN RUPIAH \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in BDT: ");
      scanf("%f", &bdt);
      idr = bdt * bdt_to_idr;
      printf("\n\tAs a Current Rate 1 BDT = %.3f IDR\n", bdt_to_idr);
      printf("\n\t%0.3f BDT = %0.3f IDR \n\n\n\n", bdt, idr);
      break;
      //press 18 to convert IDR to BDT
  case 18:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 INDONESIAN RUPIAH TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in IDR: ");
      scanf("%f", &idr);
      bdt = idr * idr_to_bdt;
      printf("\n\tAs a Current Rate 1 IDR = %.3f BDT\n",idr_to_bdt);
      printf("\n\t%0.4f IDR = %0.4f BDT \n\n\n\n", idr, bdt);
      break;
      //press 19 to convert BDT to ILS
  case 19:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO ISRAELI NEW SHEKEL \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in BDT: ");
      scanf("%f", &bdt);
      ils = bdt * bdt_to_ils;
      printf("\n\tAs a Current Rate 1 BDT = %.3f ILS\n", bdt_to_ils);
      printf("\n\t%0.3f BDT = %0.3f ILS \n\n\n\n", bdt, ils);
      break;
      //press 20 to convert ILS to BDT
  case 20:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 ISRAELI NEW SHEKEL TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in ILS: ");
      scanf("%f", &ils);
      bdt = ils * ils_to_bdt;
      printf("\n\tAs a Current Rate 1 ILS = %.3f BDT\n", ils_to_bdt);
      printf("\n\t%0.3f ILS = %0.3f BDT \n\n\n\n", ils, bdt);
      break;
  
      //Press 21 to convert BDT to MYR
      case 21:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO MALAYSIAN RINGGIT \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          myr = bdt * bdt_to_myr;
          printf("\n\tAs a Current Rate 1 BDT = %.3f MYR\n", bdt_to_myr);
          printf("\n\t%0.3f BDT = %0.3f MYR \n\n\n\n", bdt, myr);
          break;
  
      //Press 22 to convert MYR to BDT
      case 22:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 MALAYSIAN RINGGIT TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in MYR: ");
          scanf("%f", &myr);
          bdt = myr * myr_to_bdt;
          printf("\n\tAs a Current Rate 1 MYR = %.3f BDT\n", myr_to_bdt);
          printf("\n\t%0.3f MYR = %0.3f BDT \n\n\n\n", myr, bdt);
          break;
  
          //Press 23 to convert BDT to SGD
      case 23:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO SINGAPORE DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          sgd = bdt * bdt_to_sgd;
          printf("\n\tAs a Current Rate 1 BDT = %.3f SGD\n", bdt_to_sgd);
          printf("\n\t%0.3f BDT = %0.3f SGD \n\n\n\n", bdt, sgd);
          break;
  
      //Press 24 to convert SGD to BDT
      case 24:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 SINGAPORE DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in SGD: ");
          scanf("%f", &sgd);
          bdt = sgd * sgd_to_bdt;
          printf("\n\tAs a Current Rate 1 SGD = %.3f BDT\n", sgd_to_bdt);
          printf("\n\t%0.3f SGD = %0.3f BDT \n\n\n\n", sgd, bdt);
          break;
  
          //Press 25 to convert BDT to PHP
      case 25:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO PHILIPPINE PESO \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          php = bdt * bdt_to_php;
          printf("\n\tAs a Current Rate 1 BDT = %.3f PHP\n", bdt_to_php);
          printf("\n\t%0.3f BDT = %0.3f PHP \n\n\n\n", bdt, php);
          break;
  
      //Press 26 to convert PHP to BDT
      case 26:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 PHILIPPINE PESO TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in PHP: ");
          scanf("%f", &php);
          bdt = php * php_to_bdt;
          printf("\n\tAs a Current Rate 1 PHP = %.3f BDT\n", php_to_bdt);
          printf("\n\t%0.3f PHP = %0.3f BDT \n\n\n\n", php, bdt);
          break;
  
      }
     break;
  
  
  
  
  
  
  case 2:
      {
      printf("\n\n\t\t\t\t\t**********CONTINENTS OF AFRICA**********\n\n");
      printf("\n\tPress 27 to convert BDT to ZAR \n\tPress 28 to convert ZAR to BDT \n\n\n\n\n\n");
      printf("\tEnter your choice: ");
      scanf("%d", &i);
      switch(i)
      {
         //Press 27 to convert BDT to ZAR
      case 27:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO SOUTH AFRICAN RAND \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          zar = bdt * bdt_to_zar;
          printf("\n\tAs a Current Rate 1 BDT = %.3f ZAR\n", bdt_to_zar);
          printf("\n\t%0.3f BDT = %0.3f ZAR \n\n\n\n", bdt, zar);
          break;
  
      //Press 28 to convert ZAR to BDT
      case 28:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 SOUTH AFRICAN RAND TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in ZAR: ");
          scanf("%f", &zar);
          bdt = zar * zar_to_bdt;
          printf("\n\tAs a Current Rate 1 ZAR = %.3f BDT\n", zar_to_bdt);
          printf("\n\t%0.3f ZAR = %0.3f BDT \n\n\n\n", zar, bdt);
          break;
      }
          break;
  
  
      case 3:
          {
          printf("\n\n\t\t\t\t**********CONTINENTS OF NORTH AMERICA**********\n\n");
           printf("\tPress 29 to convert BDT to CAD \n\tPress 30 to convert CAD to BDT \n\tPress 31 to convert BDT to USD \n\tPress 32 to convert USD to BDT \n\t"
             "Press 33 to convert BDT to MXN \n\tPress 34 to convert MXN to BDT \n\n\  \n\n\n\n");
             printf("\tEnter your choice: ");
             scanf("%d", &i);
             switch(i)
             {
      //Press 29 to convert BDT to CAD
      case 29:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO CANADIAN DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          cad = bdt * bdt_to_cad;
          printf("\n\tAs a Current Rate 1 BDT = %.3f CAD\n", bdt_to_cad);
          printf("\n\t%0.3f BDT = %0.3f CAD \n\n\n\n", bdt, cad);
          break;
  
      //Press 30 to convert CAD to BDT
      case 30:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 CANADIAN DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in CAD: ");
          scanf("%f", &cad);
          bdt = cad * cad_to_bdt;
          printf("\n\tAs a Current Rate 1 CAD = %.3f BDT\n", cad_to_bdt);
          printf("\n\t%0.3f CAD = %0.3f BDT \n\n\n\n", cad, bdt);
          break;
  
          //Press 31 to convert BDT to USD
      case 31:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO UNITED STATES DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          usd = bdt * bdt_to_usd;
          printf("\n\tAs a Current Rate 1 BDT = %.3f USD\n", bdt_to_usd);
          printf("\n\t%0.3f BDT = %0.3f USD \n\n\n\n", bdt, usd);
          break;
  
      //Press 32 to convert USD to BDT
      case 32:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 UNITED STATES DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in USD: ");
          scanf("%f", &usd);
          bdt = usd * usd_to_bdt;
          printf("\n\tAs a Current Rate 1 USD = %.3f BDT\n", usd_to_bdt);
          printf("\n\t%0.3f USD = %0.3f BDT \n\n\n\n", usd, bdt);
          break;
  
          //Press 33 to convert BDT to MXN
      case 33:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO MEXICAN PESO \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          mxn = bdt *  bdt_to_mxn;
          printf("\n\tAs a Current Rate 1 BDT = %.3f MXN\n", bdt_to_mxn);
          printf("\n\t%0.3f BDT = %0.3f MXN \n\n\n\n", bdt, mxn);
          break;
  
      //Press 34 to convert MXN to BDT
      case 34:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 MEXICAN PESO TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in MXN: ");
          scanf("%f", &mxn);
          bdt = mxn * mxn_to_bdt;
          printf("\n\tAs a Current Rate 1 MXN = %.3f BDT\n", mxn_to_bdt);
          printf("\n\t%0.3f MXN = %0.3f BDT \n\n\n\n", mxn, bdt);
          break;
          }
          break;
  
      case 4:
          {
         printf("\n\n\t\t\t\t\t**********CONTINENTS OF SOUTH AMERICA**********\n\n");
         printf("\tPress 35 to convert BDT to CLP \n\tPress 36 to convert CLP to BDT \n\tPress 37 to convert BDT to BRL \n\tPress 38 to convert BRL to BDT \n\n\n\n\n\n");
         printf("\tEnter your choice: ");
         scanf("%d", &i);
         switch(i)
      {
      //Press 35 to convert BDT to CLP
      case 35:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO CHILEAN PESO \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          clp = bdt * bdt_to_clp;
          printf("\n\tAs a Current Rate 1 BDT = %.3f CLP\n", bdt_to_clp);
          printf("\n\t%0.3f BDT = %0.3f CLP \n\n\n\n", bdt, clp);
          break;
  
      //Press 36 to convert CLP to BDT
      case 36:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 CHILEAN PESO TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in CLP: ");
          scanf("%f", &clp);
          bdt = clp * clp_to_bdt;
          printf("\n\tAs a Current Rate 1 CLP = %.3f BDT\n", clp_to_bdt);
          printf("\n\t%0.3f CLP = %0.3f BDT \n\n\n\n", clp, bdt);
          break;
  
          //Press 37 to convert BDT to BRL
      case 37:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO BRAZILIAN REAL\xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          brl = bdt * bdt_to_brl;
          printf("\n\tAs a Current Rate 1 BDT = %.3f BRL\n", bdt_to_brl);
          printf("\n\t%0.3f BDT = %0.3f BRL \n\n\n\n", bdt, brl);
          break;
  
      //Press 38 to convert BRL to BDT
      case 38:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BRAZILIAN REAL TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in BRL: ");
          scanf("%f", &brl);
          bdt = brl * brl_to_bdt;
          printf("\n\tAs a Current Rate 1 BRL = %.3f BDT\n", brl_to_bdt);
          printf("\n\t%0.3f BRL = %0.3f BDT \n\n\n\n", brl, bdt);
          break;
      }
      break;
  
      case 5:
          {
           printf("\n\n\t\t\t\t**********CONTINENTS OF EUROPE**********\n\n");
           printf("\tPress 39 to convert BDT to GBP \n\tPress 40 to convert GBP to BDT \n\tPress 41 to convert BDT to HUF\n\tPress 42 to convert HUF to BDT \n\t"
             "Press 43 to convert BDT to NZD \n\tPress 44 to convert NZD to BDT \n\tPress 45 to convert BDT to RUB \n\tPress 46 to convert RUB to BDT \n\t"
             "Press 47 to convert BDT to EUR \n\tPress 48 to convert EUR to BDT \n\n\n\n\n\n");
           printf("\tEnter your choice: ");
           scanf("%d", &i);
           switch(i)
           {
      //Press 39 to convert BDT to GBP
      case 39:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO BRITISH POUND \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          gbp = bdt * bdt_to_gbp;
          printf("\n\tAs a Current Rate 1 BDT = %.3f GBP\n", bdt_to_gbp);
          printf("\n\t%0.3f BDT = %0.3f GBP \n\n\n\n", bdt, gbp);
          break;
  
      //Press 40 to convert GBP to BDT
      case 40:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BRITISH POUND TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in GBP: ");
          scanf("%f", &gbp);
          bdt = gbp * gbp_to_bdt;
          printf("\n\tAs a Current Rate 1 GBP = %.3f BDT\n", gbp_to_bdt);
          printf("\n\t%0.3f GBP = %0.3f BDT \n\n\n\n", gbp, bdt);
          break;
  
           //press 41 to convert BDT to HUF
  case 41:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO HUNGARIAN FORINT \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in BDT: ");
      scanf("%f", &bdt);
      huf = bdt * bdt_to_huf;
      printf("\n\tAs a Current Rate 1 BDT = %.3f HUF\n", bdt_to_huf);
      printf("\n\t%0.3f BDT = %0.3f HUF \n\n\n\n", bdt, huf);
      break;
      //press 42 to convert HUF to BDT
  case 42:
      printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 HUNGARIAN FORINT TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
      printf("\tEnter Amount in HUF: ");
      scanf("%f", &huf);
      bdt = huf * huf_to_bdt;
      printf("\n\tAs a Current Rate 1 HUF = %.3f BDT\n", huf_to_bdt);
      printf("\n\t%0.3f HUF = %0.3f BDT \n\n\n\n", huf, bdt);
      break;
  
       //Press 43 to convert BDT to NJD
      case 43:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO NEW ZEALAND DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          nzd = bdt * bdt_to_nzd;
          printf("\n\tAs a Current Rate 1 BDT = %.3f NZD\n", bdt_to_nzd);
          printf("\n\t%0.3f BDT = %0.3f NZD \n\n\n\n", bdt, nzd);
          break;
  
      //Press 44 to convert NZD to BDT
      case 44:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 NEW ZEALAND DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in NZD: ");
          scanf("%f", &nzd);
          bdt = nzd * nzd_to_bdt;
          printf("\n\tAs a Current Rate 1 NZD = %.3f BDT\n", nzd_to_bdt);
          printf("\n\t%0.3f NZD = %0.3f BDT \n\n\n\n", nzd, bdt);
          break;
  
      //Press 45 to convert BDT to RUB
      case 45:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO RUSSIAN RUBLE \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          rub = bdt * bdt_to_rub;
          printf("\n\tAs a Current Rate 1 BDT = %.3f RUB\n", bdt_to_rub);
          printf("\n\t%0.3f BDT = %0.3f RUB \n\n\n\n", bdt, rub);
          break;
  
      //Press 46 to convert RUB to BDT
      case 46:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 RUSSIAN RUBLE TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in RUB: ");
          scanf("%f", &rub);
          bdt = rub * rub_to_bdt;
          printf("\n\tAs a Current Rate 1 RUB = %.3f BDT\n", rub_to_bdt);
          printf("\n\t%0.3f RUB = %0.3f BDT \n\n\n\n", rub, bdt);
          break;
  
      //Press 47 to convert BDT to EUR
      case 47:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO EURO \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          eur = bdt * bdt_to_eur;
          printf("\n\tAs a Current Rate 1 BDT = %.3f EUR\n", bdt_to_eur);
          printf("\n\t%0.3f BDT = %0.3f EUR \n\n\n\n", bdt, eur);
          break;
  
      //Press 48 to convert EUR to BDT
      case 48:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 EURO TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in EUR: ");
          scanf("%f", &eur);
          bdt = eur * eur_to_bdt;
          printf("\n\tAs a Current Rate 1 EUR = %.3f BDT\n", eur_to_bdt);
          printf("\n\t%0.3f EUR = %0.3f BDT \n\n\n\n", eur, bdt);
          break;
           }
          break;
  
      case 6:
          {
         printf("\n\n\t\t\t\t\t**********CONTINENTS OF AUSTRALIA**********\n\n");
         printf("\n\tPress 49 to convert BDT to AUD \n\tPress 50 to convert AUD to BDT \n\n\n\n\n\n");
         printf("\tEnter your choice: ");
         scanf("%d", &i);
         switch(i)
         {
      //Press 49 to convert BDT to AUD
      case 49:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 BANGLADESHI TAKA TO AUSTRALIAN DOLLAR \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter Amount in BDT: ");
          scanf("%f", &bdt);
          aud = bdt * bdt_to_aud;
          printf("\n\tAs a Current Rate 1 BDT = %.3f AUD\n", bdt_to_aud);
          printf("\n\t%0.3f BDT = %0.3f USD \n\n\n\n", bdt, aud);
          break;
  
      //Press 50 to convert AUD to BDT
      case 50:
          printf("\n\n\n\t\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 AUSTRALIAN DOLLAR TO BANGLADESHI TAKA \xB2\xB2\xB2\xB2\xB2\xB2\xB2\n\n\n\n\n");
          printf("\tEnter amount in aud: ");
          scanf("%f", &aud);
          bdt = aud * aud_to_bdt;
          printf("\n\tAs a Current Rate 1 AUD= %.4f BDT\n", aud_to_bdt);
          printf("\n\t%0.3f USD = %0.3f BDT \n\n\n\n", aud, bdt);
          break;
           }
  
  
  break;
          }
          break;
  
     }
  
  
  
      printf("\n\n\n\n\n\n");
  
  
  
  
  
  
  
          //line break statement (0000)
  
  
          default:
          printf("\tWrong Choice!");
  
  
  }
  }
  
  }
  }
  }
  }
  
  