2026-10-15 16:24:51
发布于：浙江
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#include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
int cnt[26] = {0};
for(int i = 0; i < s.length(); i++){
cnt[s[i]-'a'];
}
int max1 = -1;
int min1 = 110;
for(int i = 0; i < 26; i){
max1 = max(max1,cnt[i]);
if(cnt[i] != 0){
min1 = min(min1,cnt[i]);
}
}
int check = max1 - min1;
bool f = 0;
for(int i = 2 ;i * i <= check; i++){
if(check % i == 0){
f = 1;
break;
}
}
if(check == 0 || check == 1){
cout << "No Answer" <<endl << 0;
return 0;
}
if(f == 0){
cout << "Lucky Word" <<endl << check;
}else{
cout << "No Answer" << endl << 0;
}
}
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