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Submission #916695

# Submission time Handle Problem Language Result Execution time Memory
916695 2024-01-26T09:58:22 Z m0vlan Palindromic Partitions (CEOI17_palindromic) C++17
60 / 100
 10000 ms 4736 KB 
#include <bits/stdc++.h>
using namespace std;

#define sync ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0)
#define ll logng long

const int m=1e9+7;

int get_hash(const string &s){
    int pw=1,hs=0;
    for(char c:s){
        hs=(hs+(1ll*(c-'a'+1)*pw))%m;
        pw=(pw*37)%m;
    }
    return hs;
}

int main(){
    sync;
    string s;
    int t;
    cin>>t;
    while(t--){
        cin>>s;
        int cnt=1,n=s.size(),l=0,r=n-1,d=n/2;
        while(r>=d && l<r){
            if(s[r]==s[l] && get_hash(s.substr(l,n-r))==get_hash(s.substr(r,n-r))){
                cnt+=2;
                l+=n-r;
                n=r;
                if (r==d)cnt--;
            }
            r--;
        }
        cout<<cnt<<"\n";
    }
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 243 ms 856 KB Output is correct
11 Correct 238 ms 344 KB Output is correct
12 Correct 18 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 243 ms 856 KB Output is correct
11 Correct 238 ms 344 KB Output is correct
12 Correct 18 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Execution timed out 10027 ms 4736 KB Time limit exceeded
15 Halted 0 ms 0 KB -