Question

C Program to Swap Two Numbers

Answer 1

#include <stdio.h>
#include <conio.h>
 
int main(){
    int firstNumber, secondNumber, temp;
    printf("Enter two numbers \n");
    scanf("%d %d", &firstNumber, &secondNumber);
    printf("First Number: %d\nSecond Number: %d\n", 
        firstNumber, secondNumber);   
         
    temp = firstNumber;
    firstNumber = secondNumber;
    secondNumber = temp;
     
    printf("\nAfter Swap\n");
    printf("First Number: %d\nSecond Number: %d\n", 
        firstNumber, secondNumber);
    getch();
    return 0;
}