#include<cstdio>
#include<algorithm>
#include<string>
#include<cstring>
#include<cmath>
#include<iostream>
#include<set>
#include<stdlib.h>
#include<vector>
using namespace std;
const int maxn=110;
const int inf=0x3f3f3f3f;

int main(){
	printf("FFT\n");
}