Do calculation in printf : printf Basics « printf scanf « C Tutorial

1. C Tutorial
2. printf scanf
3. printf Basics

#include <stdio.h>

main (){

  float fRevenue, fCost;

  fRevenue = 0;
  fCost = 0;

  printf("\nEnter total revenue: ");
  scanf("%f", &fRevenue);
  printf("\nEnter total cost: ");
  scanf ("%f", &fCost);
  printf("\nYour profit is $%.2f\n", fRevenue - fCost);

}

Enter total revenue: 1
      
      Enter total cost: 2
      
      Your profit is $-1.00