Answer Posted / alok bajpai

You can swap two Numbers without using temporary variable
with the help of EX-OR operator;

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b;
clrscr();
printf("Enter the first No.:");
scanf("%d",&a);
printf("Enter the second No.:");
scanf("%d",&b);
a^=b^=a^=b;
printf("%d %d",a,b);
getch();
}

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