TJU训练赛—B

B.    find the princessII

Time Limit: 1.0 Seconds    Memory Limit: 65536K

After Dsir through the "find the princessI". He came to the front door. He must go through this door can save the princess. But there is a combination lock the door. On the door there is a problem, can open the door only correct answer. This problem is that there were two smart people, Hacb and GDRTOP. They are very clever. They're playing a game, There are n sticks. They take turns to take stick.The loser is who took away the last stick. There are some rules: if there are n sticks, players can only take x sticks. Pay attention to n % x = 0.
In this game, Hacb always first take the stick.

Input

There are some cases. Each line of input n. (the number of the sticks)

Output

output "H" if Hacb win , Otherwise, output "G".

Sample Input

1 2

Sample Output

G H

【分析】

奇偶博弈....模拟一下发现...胜负是按奇偶分的....

【代码】

#include <stdio.h>
int main()
{
  int n;
  while (~scanf("%d",&n))
    if (n%2) puts("G");
    else puts("H");
  return 0;  
}