C Program to Swap Two Numbers

  #include <stdio.h>
  int main()
   {
     int x, y, temp;
     printf("Enter the value of x and y\n");
     scanf("%d", &x, &y);
     printf("Before Swapping\n x = %d\ny = %d\n",x,y);
     temp = x;
     x = y;
     y = temp;
     printf("After Swapping\n x = %d\ny = %d\n",x,y);
     return 0;
  }