oj.uz

Submission #161509

# Submission time Handle Problem Language Result Execution time Memory
161509 2019-11-02T18:34:26 Z Minnakhmetov Palindromic Partitions (CEOI17_palindromic) C++14
100 / 100
 53 ms 19832 KB 
#include <bits/stdc++.h>
    
#define ll long long
#define all(aaa) aaa.begin(), aaa.end()
 
using namespace std;

const int N = 1e6 + 5, X = 997, M = 1e9 + 9;
int dp[N];
ll p[N];

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);

    p[0] = 1;
    for (int i = 1; i < N; i++)
        p[i] = p[i - 1] * X;

    int t;
    cin >> t;

    while (t--) {
        string s;
        cin >> s;

        int n = s.size();
        int ans = 0, i = 0;

        bool work = true;
        while (work) {
            work = false;
            ll h1 = 0, h2 = 0;
            for (int j = 1; j * 2 <= n - i * 2; j++) {
                h1 = h1 * X + s[j + i - 1];
                h2 = h2 + s[n - j - i] * p[j - 1];
                if (h1 == h2) {
                    i += j;
                    ans += 2;
                    work = true;
                    break;
                }
            }
        }

        if (i * 2 < n)
            ans++;

        cout << ans << "\n";
        
    }

    return 0;
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 9 ms 8184 KB Output is correct
3 Correct 9 ms 8056 KB Output is correct
4 Correct 9 ms 8184 KB Output is correct
5 Correct 9 ms 8184 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 9 ms 8184 KB Output is correct
3 Correct 9 ms 8056 KB Output is correct
4 Correct 9 ms 8184 KB Output is correct
5 Correct 9 ms 8184 KB Output is correct
6 Correct 9 ms 8184 KB Output is correct
7 Correct 9 ms 8184 KB Output is correct
8 Correct 17 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 9 ms 8184 KB Output is correct
3 Correct 9 ms 8056 KB Output is correct
4 Correct 9 ms 8184 KB Output is correct
5 Correct 9 ms 8184 KB Output is correct
6 Correct 9 ms 8184 KB Output is correct
7 Correct 9 ms 8184 KB Output is correct
8 Correct 17 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 10 ms 8312 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8156 KB Output is correct
13 Correct 10 ms 8184 KB Output is correct

Subtask #4
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8184 KB Output is correct
2 Correct 9 ms 8184 KB Output is correct
3 Correct 9 ms 8056 KB Output is correct
4 Correct 9 ms 8184 KB Output is correct
5 Correct 9 ms 8184 KB Output is correct
6 Correct 9 ms 8184 KB Output is correct
7 Correct 9 ms 8184 KB Output is correct
8 Correct 17 ms 8184 KB Output is correct
9 Correct 9 ms 8184 KB Output is correct
10 Correct 10 ms 8312 KB Output is correct
11 Correct 9 ms 8184 KB Output is correct
12 Correct 10 ms 8156 KB Output is correct
13 Correct 10 ms 8184 KB Output is correct
14 Correct 47 ms 17572 KB Output is correct
15 Correct 27 ms 15692 KB Output is correct
16 Correct 37 ms 19832 KB Output is correct
17 Correct 53 ms 14776 KB Output is correct