#include<bits/stdc++.h>
using namespace std;
const int MAXN=1000005,MOD=1e9+7;
int pref[MAXN],pkt[MAXN];
string s;
int get(int L,int R){
if(L>R)return 0;
return (pref[R]-((1LL*pref[L-1]*pkt[R-L+1])%MOD)+MOD)%MOD;
}
int solve(int L,int R){
if(L>R)return 0;
int pjg=R-L+1;
for(int i=pjg/2;i>=1;i--){
if(get(L,L+i-1)==get(R-i+1,R))return 2+solve(L+i,R-i);
}
return 1;
}
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
int t,n;
cin >> t;
while(t--){
cin >> s;
n=(int)s.length();
pkt[0]=1;
for(int i=0;i<n;i++){
pref[i+1]=(26LL*pref[i]+s[i]-'A')%MOD;
pkt[i+1]=(26LL*pkt[i])%MOD;
}
cout << solve(1,n) << '\n';
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |