/*
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int a, b, c;
scanf("%d %d %d", &a, &b, &c);
if((a-b+c)% 10==0)
{
printf("대박");
}
else
{
printf("그럭저럭");
}
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int year,mon,day, sum;
scanf("%d %d %d ",&year , &mon, &day);
sum = year + mon + day;
sum %=1000;
sum /= 100;
if( sum%2 ){printf("그럭저럭");}
else {printf("대박");}
return 0;
}
*/