Start: Jul, 10, 2019 08:30:00
2019年度暑期短学期达标测试补考
End: Jul, 10, 2019 11:30:00
Time elapsed:
Time remaining:

Problem_ID: E
Result: Accepted
Time: 42ms
Memory: 1756kB
Author: 2017212212056
In contest: 1284

#include<iostream>
using namespace std;
int f[30];
int main(){
	int n;
	f[0]=f[1]=1;
	for(int i=2;i<27;i++){
		f[i]=f[i-1]+f[i-2];
	}
	while(scanf("%d",&n)!=EOF){
		int flag=0;
		for(int i=2;i<27;i++){
			if(f[i]==n){
				flag=1;
				break;
			}
			if(f[i]>n)
				break;
		}
		if(flag)
			printf("Lucky Day\n");
		else
		    printf("Bad Day\n");
	}
}