Write a program Swap two variables in c

Write a program Swap two variables.

Program by visual studio

//Write a program to Swap two variables

#include<stdio.h>

#include<conio.h>

void main()

{

    int n,m,temp;

    printf("\nEnter a Number=");

    scanf("%d",n);

    printf("\nEnter a Second Number=");

    scanf("%d",m);

    temp=n;

    n=m;

    m=temp;

    printf("\n Swap number N=%d M=%d",n,m);

getch();

}

//Program by turbo c/c++

//Write a program swap two number

#include<stdio.h>

#include<conio.h>

void main()

{

    int a=10,b=5,temp;

    clrscr();

    printf("\n Without swap A=%d B=%d",a,b);

    temp=a;

    a=b;

    b=temp;

    printf("\n swap\n A=%d B=%d",a,b);

getch();

}

Output:-

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