题解

#include<bits/stdc++.h>
using namespace std;
int a[26];
int main(){
char tmp;
int k=0,i;
while(tmp=getchar(),tmp!='\n'){
a[tmp-'a'];
}
sort(a,a+26);
for(i=0;i<26;i){
if(a[i]!=0)
break;
}
int t=a[25]-a[i];
i=-1;
for(i=2;i<t;i++){
if(t%i0)
break;
}
if(it) cout<<"Lucky Word\n"<<t;
else cout<<"No Answer\n"<<0;
return 0;
}