#include <stdio.h>
  
int f(int value)
{
    int my_cup = value + 10;
    if (my_cup < value)
    {
        printf("overflow!\n");
    }
    return my_cup;
}
  
int main(int argc, const char * argv[])
{
    printf("%d\n", f(argc + 0x7FFFFFF8));
    return 0;
}