题解 | #[NOIP2008]笨小猴#

#include <iostream>
using namespace std;

int main() {
    string s;
    cin>>s;
    int maxn=0,minn=s.size()+1,count=0;
    for(int i=0;i<s.size();i++){
        count=0;
        for(int j=0;j<s.size();j++){
            if(s[i]==s[j])count++;
        }
        if(count>maxn)maxn=count;
        if(count<minn)minn=count;
    }
    int sum=maxn-minn,temp=0;
    for(int i=2;i<sum;i++){
        if(sum%i==0)temp=1;
    }
    if(sum<2||temp==1){
        cout<<"No Answer"<<endl;
        cout<<0<<endl;
    }
    else{
        cout<<"Lucky Word"<<endl;
        cout<<sum<<endl;
    }
    return 0;
}
// 64 位输出请用 printf("%lld")