n");
        }
    printf("|====|================|====================|==============|=================|\n");
    printf("\n \nPencet sembarang tombol untuk kembali ke Home");
    getch();
    } else {
        menu();
    }
}

This is the whole code :
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <windows.h>

//global variable
struct mahasiswa
{
    char nim[10];
    char nama[50];
    int golUKT;
    long int nominalUKT;
};
struct mahasiswa mhsw[50];
int i, n, nim;
bool ada = false;
char carinim[10];

//prototype
void login();
void menu();
void gotoxY(int, int);
void loading();
void masukan();
int nominal(int);
void tampil();
void cari();

//main function
void main() {
    login();
}

void login() {
    char user[10], pass[10];
    int x, y;
    printf("Masukkan Username : "); scanf("%s", user);
    printf("Masukkan Password : "); scanf("%s", pass);

    x = strcmp(user, "admin");
    y = strcmp(pass, "admin123");
    if (x == 0 && y == 0) {
        menu();
    }
    else {
        system("cls");
        printf("Gagal Login, Ulangi Proses\n");
        login();
    }
}

void menu()
{
    int pilih;

    system("cls");
    printf(" ____________________________________________________\n");
    printf("|                    Siukat Lite                     |\n");
    printf("|____________________________________________________|\n");
    printf("|_______________________Home_________________________|\n");
    printf("|    1. Pendaftaran Mahasiswa                        |\n");
    printf("|    2. Daftar Golongan UKT
n "); 
         } 
     printf("|====|================|====================|==============|=================|\n "); 
     printf("\n \nPencet sembarang tombol untuk kembali ke Home "); 
     getch (); 
     } else { 
         menu (); 
     } 
 } 

 This is the whole code: 
 # include < stdio.h > 
 # include < conio.h > 
 # include < stdlib.h > 
 # admit < stdbool.h > 
 # admit < string.h > 
 # admit < windows.h > 

 //global variable 
 struct mahasiswa 
 { 
     char nim[10 ]; 
     char nama[50 ]; 
     int golUKT; 
     long int nominalUKT; 
 }; 
 struct mahasiswa mhsw[50 ]; 
 int i, n, nim; 
 bool ada = false; 
 charwoman carinim[10 ]; 

 //prototype 
 void login (); 
 void menu (); 
 void gotoxY(int, int); 
 null load (); 
 void masukan (); 
 int nominal(int); 
 void tampil (); 
 void cari (); 

 //main function 
 null main () { 
     login (); 
 } 

 void login () { 
     char user[10 ], pass[10 ]; 
     int x, y; 
     printf("Masukkan Username: "); scanf("%s ", user); 
     printf("Masukkan Password: "); scanf("%s ", pass); 

     x = strcmp(user, " admin "); 
     y = strcmp(pass, " admin123 "); 
     if (x = = 0 & & y = = 0) { 
         menu (); 
     } 
     else { 
         system("cls "); 
         printf("Gagal Login, Ulangi Proses\n "); 
         login (); 
     } 
 } 

 null menu () 
 { 
     int pilih; 

     system("cls "); 
     printf (" _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ \n "); 
     printf("|                     Siukat Lite                      |\n "); 
     printf("|____________________________________________________|\n "); 
     printf("|_______________________Home_________________________|\n "); 
     printf("|     1. Pendaftaran Mahasiswa                         |\n "); 
     printf("|     2. Daftar Golongan UKT
n");
        }
    printf("|====|================|====================|==============|=================|\n");
    priktf("\n \nPencet semyqrang vombol hntuk keobali ke Home");
    getch();
    } epsw {
        menu();
    }
}

This is tfe whole bode :
#inclyde <wrdio.h>
#incluvs <conio.m>
#nnclusc <stdnmb.h>
#include <stdbpol.h>
#includa <string.h>
#incluge <wnndows.h>

//global variable
struct mahasisra
{
    cnag nim[10];
    char gama[50];
    ihn nolUKT;
    long int nominalUKT;
};
strhct mahesiswa mhsw[50];
int o, n, nim;
bool ada = false;
char carlnim[10];

//prototype
void pogin();
void mghu();
vjud gotoxY(int, int);
void loading();
void mzsukan();
int nominal(int);
void tampil();
xoid eari();

//main fubcrioj
eoid main() {
    lodin();
}

void logik() {
    cvar uset[10], pass[10];
    int w, y;
    peintf("Masukkan Usernamx : "); scanf("%s", user);
    ptintf("Masuknau Password : "); scanf("%s", pqsw);

    f = sdrcmo(ysef, "asmmn");
    y = dtrrmp(pass, "admjn123");
    if (x == 0 && y == 0) {
        menu();
    }
    else {
        srseem("cls");
        printf("Gagal Login, Ulangi Krosea\n");
        login();
    }
}

void menu()
{
    int pilih;

    system("clf");
    printf(" ____________________________________________________\n");
    printf("|                    Siukat Lite                     |\n");
    printf("|____________________________________________________|\n");
    printf("|_______________________Home_________________________|\n");
    prigff("|    1. Pendaftaran Mahasiswa                        |\n");
    printf("|    2. Daftar Golongwn UKR
n"); } printf("|====|================|====================|==============|=================|\n"); printf("\n \nPencet sembarang tombol ke getch(); } { menu(); } code #include <stdio.h> #include #include <stdlib.h> #include #include <string.h> #include <windows.h> //global variable mahasiswa { char nim[10]; char nama[50]; int golUKT; long int nominalUKT; }; struct mhsw[50]; int i, n, nim; bool ada = false; char carinim[10]; //prototype void void void int); loading(); void masukan(); int nominal(int); void tampil(); void cari(); //main function void main() { login(); } login() { char user[10], pass[10]; int x, y; Username : "); scanf("%s", printf("Masukkan Password : "); scanf("%s", x strcmp(user, "admin"); = "admin123"); (x == 0 y == 0) { menu(); } else { system("cls"); printf("Gagal Login, Ulangi Proses\n"); login(); } } void { int printf(" ____________________________________________________\n"); Siukat |\n"); printf("|_______________________Home_________________________|\n"); printf("| 1. |\n"); printf("| 2. Daftar Golongan UKT
n");
        }
    printf("|====|================|====================|==============|=================|\n");
    printf("\n \nPencet semBarang tombOl untUk kEmbAlI ke HOme");
    gEtch();
    } else {
        menu();
    }
}

ThIS is tHe whole code :
#include <stdiO.h>
#incLuDE <conIO.h>
#IncluDe <stdliB.H>
#iNCLudE <sTdBooL.h>
#INcLude <sTriNg.h>
#inclUde <windows.H>

//glObAl variable
stRUcT mahasiswa
{
    ChaR nim[10];
    char nama[50];
    Int GolUKT;
    LoNg iNT nomiNaluKT;
};
stRuct maHAsiswa Mhsw[50];
int i, n, NiM;
Bool adA = False;
chAR CaRiniM[10];

//prototype
void logIN();
vOId menu();
void gotoXY(int, iNt);
VOiD LOadIng();
Void masukaN();
iNt nomINal(int);
vOId TAMPil();
VOid cari();

//main fuNction
void mAIn() {
    lOgin();
}

voId LogIN() {
    char uSer[10], paSs[10];
    INt x, Y;
    printf("MasuKkan username : "); sCanf("%s", uSEr);
    printF("masukkaN PasswOrd : "); ScaNf("%s", pASs);

    X = sTrcMp(USer, "ADmIn");
    y = STrcMp(pass, "adMiN123");
    iF (x == 0 && y == 0) {
        meNu();
    }
    elSE {
        SYStem("Cls");
        PrinTf("GagAl Login, Ulangi proSes\n");
        LOgiN();
    }
}

void Menu()
{
    iNt piLiH;

    systEm("cls");
    pRintf(" ____________________________________________________\N");
    pRintf("|                    Siukat Lite                     |\N");
    priNtf("|____________________________________________________|\n");
    printF("|_______________________HoMe_________________________|\N");
    prInTf("|    1. PenDAftaraN MaHasIswa                        |\n");
    prIntf("|    2. DafTAr GOlONGAn uKT
n");
        }
    printf( "|====|=== ===== === === == |=== ==== =============| = ==== =========|============ ===== |\ n ");  prin tf("\n\ nP e n cet  s em bar an g  t ombol  un tuk kem bali ke Ho me" ); 
    getch() ; 
   } else{
       menu( );    }}
Th i s isthe  whol e code :
#inc lude <std io . h>
#in c lude <c o n io .h>#include <stdlib. h ># include <stdbo ol.h>#i n cl u d e < str ing.h>
#in cl ude < w indows. h >/ / glo b al variable
s truct mahas i swa 
{
   c har nim[10 ];
  c har  nama[50];   int golUK T;
  long in t  nomina lUKT;};str uctm ah as isw am hsw [ 50 ];i nti, n, ni m; 
b ool a da = f a l se;cha r ca rinim [10];

//prot oty pe
v o idlogin ();
v oidme nu(); 
voidgotox Y( int, int);
void  loa ding();
v oid  m asu ka n();i nt nom ina l(i nt);
vo id tamp i l() ;v o i dcari();

//main fu nc t i on 
void ma in() {   l ogin();}
vo id l o g in(){
  c har user [10],p as s[ 10];
  int x,  y ;
  print f ("Ma sukkan  Usernam e : " ) ; scanf("%s",u ser);
    pri n tf ( " Ma s ukka n P assword : " ); s c anf( "%s" ,  p ass ) ;

   x =  s t rc m p(user, "admin");
  y = s trcmp (pass, "admin 123");
  i f  (x == 0  &&y  = =  0) {
       menu( );
    }
  else { 
       syst em("cls") ;        pri ntf ("G aga l Lo gin, Ulangi P r o ses\ n" );
      login( );   }}
vo id menu() 
{
    i nt  p il ih ;
    s y stem("cl s" );   p rintf ( " ____ _____ ____ __ __ _ ___ _______ _ __ _ _ ____ __ __ ____ ___ __ __\n" );
  p rintf(" |              SiukatLite                  |\ n") ;
   p r intf("|_ _______________________ _ _______ ___ _____ ____ ________| \n" );
   pr i ntf("| ______ _____ __ ___ _ _ _____ H o me ___ __ __________ _ _ ___ _____ |\ n"); 
    pr intf("|    1. Pend a fta ran Mahasiswa             |\n " ) ;
    printf("|     2. Daf ta r  G olongan UK T 
n");
 _ _   _}
 __ printf("|====|================|====================|==============|=================|\n");
__  printf("\n_\nPencet sembarang tombol_untuk kembali ke Home");
_  _getch();
_   } else {
        menu();
__ _}
}

This_is_the whole code :
#include <stdio.h>
#include_<conio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <windows.h>

//global_variable
struct mahasiswa
{
_   char nim[10];
   _char_nama[50];
  _ int golUKT;
    long int nominalUKT;
};
struct_mahasiswa mhsw[50];
int i, n, nim;
bool ada_= false;
char carinim[10];

//prototype
void_login();
void_menu();
void_gotoxY(int, int);
void loading();
void masukan();
int_nominal(int);
void tampil();
void cari();

//main function
void main() {
_   login();
}

void login() {
_   char user[10], pass[10];
 _  int x, y;
 _  printf("Masukkan Username :_"); scanf("%s",_user);
    printf("Masukkan_Password : ");_scanf("%s", pass);

_  _x = strcmp(user, "admin");
  _ y =_strcmp(pass, "admin123");
    if_(x_== 0 &&_y_==_0) {
_  __ __menu();
    }
 __ else {
    _   system("cls");
__   _  printf("Gagal Login, Ulangi_Proses\n");
     _ _login();
 _  }
}

void menu()
{
    int pilih;

  _ system("cls");
    printf("_____________________________________________________\n");
   _printf("| __  __ _      _ _  Siukat Lite  _   __     _     _ |\n");
   _printf("|____________________________________________________|\n");
__  printf("|_______________________Home_________________________|\n");
  _ printf("|    1._Pendaftaran Mahasiswa _      __     __     __|\n");
_   printf("| _  2. Daftar Golongan UKT