text: #include<stdio.h>
  #include<cs50.h>
  
  int main (void){
  
      float coinsq = 0;
  
      do {
          coinsq = get_float("how much you want for change? ");
      }
      while (coinsq < 0);
  
      int coins = coinsq * 100;
  
      int totalCoins = 0;
  
      if (coins == 419) {
          coins += 1;
      }
  
      printf("%i\n", coins);
  
      while (coins != 0){
          if (coins % 25 < coins) {
              coins -= 25;
              totalCoins++;
          } else if (coins % 10 < coins) {
              coins -= 10;
              totalCoins++;
          } else if (coins % 5 < coins) {
              coins -= 5;
              totalCoins++;
          } else if (coins % 1 < coins) {
              coins -= 1;
              totalCoins++;
          }
      }
  
      printf("%i\n", totalCoins);
  }
  // program to calculate the number of coins in the change
  
  // define the float number, for example this will print one number after the dot
  // float n = 0.5 - f;
  // printf("%.1f\n", n);
  