#include <stdio.h>

int main() {
    int a;
    printf("Enter two numbers: ");
    scanf("%d ", &a);
   a++;
  
    int ans=++a + a++;
    int c =ans + a;
    int  d =c++;
    printf("pre increment  = %d\n", ans );
    printf("c",c);
    printf("C",d);
   
    
    return 0;
}