笨小猴题解

#include <bits/stdc++.h>
using namespace std;
int main(){
    string t;
    int mx = 0,mn = 101,a[30] = {};
    cin >> t;
    for(int i = 0;i < t.size();i ++) a[t[i] - 97] ++;
    for(int i = 0;i <= 26;i ++){
        mx = max(mx,a[i]);
        if(a[i] != 0) mn = min(mn,a[i]);
    }
    int ans = mx - mn;
    if(ans < 2){
        cout << "No Answer" << endl << 0;
        return 0;
    }
    for(int i = 2;i * i <= ans;i ++){
        if(ans % i == 0){
            cout << "No Answer" << endl << 0;
            return 0;
        }
    }
    cout << "Lucky Word" << endl << ans;
	return 0;
}