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Submission #966916

# Submission time Handle Problem Language Result Execution time Memory
966916 2024-04-20T15:36:54 Z Charizard2021 Lottery (CEOI18_lot) C++17
25 / 100
 32 ms 1116 KB 
#include<bits/stdc++.h>
using namespace std;
const int p = 1e9 + 7;
const int MOD = 1e9 + 21;
const int MODInverse = 928571448;
int main(){
    int n, l;
    cin >> n >> l;
    int powers[1 + n];
    powers[0] = 1;
    int invPowers[1 + n];
    invPowers[0] = 1;
    for(int i = 1; i <= n; i++){
        powers[i] = (long long)powers[i - 1] * p % MOD;
        invPowers[i] = (long long)invPowers[i - 1] * MODInverse % MOD;
    }
    vector<int> a(1 + n);
    vector<long long> hashing(1 + n, 0);
    for(int i = 1; i <= n; i++){
        cin >> a[i];
        hashing[i] = (hashing[i - 1] + powers[i] * a[i]) % MOD;
    }
    int q;
    cin >> q;
    if(n <= 300){
        while(q--){
            int val;
            cin >> val;
            vector<int> ans(1 + n, 0);
            for(int i = 1; i + l - 1 <= n; i++){
                for(int j = i + 1; j + l - 1 <= n; j++){
                    int thing = 0;
                    for(int k = 0; k < l; k++){
                        if(a[i + k] != a[j + k]){
                            thing++;
                        }
                    }
                    if(thing <= val){
                        ans[i]++;
                        ans[j]++;
                    }
                }
            }
            for(int i = 1; i + l - 1 <= n; i++){
                cout << ans[i] << " ";
            }
            cout << "\n";
        }
    }
    else if(q == 1){
        int k;
        cin >> k;
        if(k == 0){
            map<long long, int> freq;
            for(int i = 1; i + l - 1 <= n; i++){
                long long num = hashing[i + l - 1] - hashing[i - 1];
                num %= MOD;
                num = (num * invPowers[i]) % MOD;
                if(num < 0){
                    num += MOD;
                }
                freq[num]++;
            }
            for(int i = 1; i + l - 1 <= n; i++){
                long long num = hashing[i + l - 1] - hashing[i - 1];
                num %= MOD;
                num = (num * invPowers[i]) % MOD;
                if(num < 0){
                    num += MOD;
                }
                cout << freq[num] - 1 << " ";
            }
            cout << "\n";
        }
    }
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 3 ms 348 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 32 ms 600 KB Output is correct
9 Correct 24 ms 348 KB Output is correct
10 Correct 15 ms 348 KB Output is correct
11 Correct 14 ms 580 KB Output is correct
12 Correct 20 ms 348 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 3 ms 348 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 32 ms 600 KB Output is correct
9 Correct 24 ms 348 KB Output is correct
10 Correct 15 ms 348 KB Output is correct
11 Correct 14 ms 580 KB Output is correct
12 Correct 20 ms 348 KB Output is correct
13 Incorrect 1 ms 344 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 604 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Incorrect 5 ms 1116 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 604 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Incorrect 5 ms 1116 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 3 ms 348 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 32 ms 600 KB Output is correct
9 Correct 24 ms 348 KB Output is correct
10 Correct 15 ms 348 KB Output is correct
11 Correct 14 ms 580 KB Output is correct
12 Correct 20 ms 348 KB Output is correct
13 Incorrect 1 ms 344 KB Output isn't correct
14 Halted 0 ms 0 KB -