Use user input as the if condition

  
#include <stdio.h>

int main(void)
{
  float num;
  int choice;

  printf(" Meter or Feet: ");
  scanf("%f", &num);

  printf("1: Feet to Meters, 2: Meters to Feet. ");
  printf("Enter choice: ");
  scanf("%d", &choice);

  if(choice == 1) 
      printf("%f", num / 3.28);
  if(choice == 2) 
      printf("%f", num * 3.28);

  return 0;
}

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Use user input as the if condition : If « Language Basics « C / ANSI-C

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