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
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Problem_ID: E
Result: Accepted
Time: 43ms
Memory: 1120kB
Author: 2018212212217
In contest: 1284

#include<stdio.h>
int main(){
    int f[50],i,n;
    f[0]=1,f[1]=2;
    for(i=2;i<50;i++)
        f[i]=f[i-1]+f[i-2];
    while(scanf("%d",&n)!=EOF){
        for(i=0;i<50;i++)
            if(n==f[i])
                break;
            else if(n>f[i])
                continue;
        if(i<50)
            printf("Lucky Day\n");
        else
            printf("Bad Day\n");
    }
    return 0;
}