#include <stdio.h>
main()
{
 int a,b,c;
  printf("upiçi a");
 scanf ("\n%d",&a);
 printf("upiçi b");
 scanf ("\n%d",&b);
 c=a;
 a=b;
 b=c;
 printf("a %d i b %d \n",a,b);
 getch();
}