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Submission #966919

# Submission time Handle Problem Language Result Execution time Memory
966919 2024-04-20T15:41:47 Z Charizard2021 Lottery (CEOI18_lot) C++17
65 / 100
 1304 ms 16468 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;
    long long powers[1 + n];
    powers[0] = 1;
    long long invPowers[1 + n];
    invPowers[0] = 1;
    for(int i = 1; i <= n; i++){
        powers[i] = powers[i - 1] * p % MOD;
        invPowers[i] = 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 <= 2000){
        vector<vector<int> > ans(1 + n, vector<int>(1 + n, 0));
        for(int i = 1; i + l - 1 <= n; i++){
            for(int j = i + 1; j + l - 1 <= n; j++){
                for(int k = 0; k < l; k++){
                    if(a[i + k] != a[j + k]){
                        ans[i][j]++;
                        ans[j][i]++;
                    }
                }
            }
        }
        while(q--){
            int val;
            cin >> val;
            for(int i = 1; i + l - 1 <= n; i++){
                int ans2 =0 ;
                for(int j = 1; j + l - 1 <= n; j++){
                    if(i != j){
                        if(ans[i][j] <= val){
                            ans2++;
                        }
                    }
                }
                cout << ans2 << " ";
            }
            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;
                if(num < 0){
                    num += MOD;
                }
                num = (num * invPowers[i]) % MOD;
                freq[num]++;
            }
            for(int i = 1; i + l - 1 <= n; i++){
                long long num = hashing[i + l - 1] - hashing[i - 1];
                num %= MOD;
                if(num < 0){
                    num += MOD;
                }
                num = (num * invPowers[i]) % MOD;
                cout << freq[num] - 1 << " ";
            }
            cout << "\n";
        }
    }
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 5 ms 604 KB Output is correct
9 Correct 5 ms 604 KB Output is correct
10 Correct 4 ms 604 KB Output is correct
11 Correct 3 ms 600 KB Output is correct
12 Correct 4 ms 808 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 5 ms 604 KB Output is correct
9 Correct 5 ms 604 KB Output is correct
10 Correct 4 ms 604 KB Output is correct
11 Correct 3 ms 600 KB Output is correct
12 Correct 4 ms 808 KB Output is correct
13 Correct 41 ms 16220 KB Output is correct
14 Correct 1304 ms 16228 KB Output is correct
15 Correct 1283 ms 16468 KB Output is correct
16 Correct 783 ms 16220 KB Output is correct
17 Correct 1033 ms 16224 KB Output is correct
18 Correct 1036 ms 16228 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 4 ms 604 KB Output is correct
4 Correct 6 ms 856 KB Output is correct
5 Correct 5 ms 860 KB Output is correct
6 Correct 7 ms 956 KB Output is correct
7 Correct 4 ms 604 KB Output is correct
8 Correct 6 ms 604 KB Output is correct
9 Correct 5 ms 604 KB Output is correct
10 Correct 5 ms 696 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 6 ms 856 KB Output is correct
13 Correct 6 ms 960 KB Output is correct
14 Correct 6 ms 856 KB Output is correct

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 4 ms 604 KB Output is correct
4 Correct 6 ms 856 KB Output is correct
5 Correct 5 ms 860 KB Output is correct
6 Correct 7 ms 956 KB Output is correct
7 Correct 4 ms 604 KB Output is correct
8 Correct 6 ms 604 KB Output is correct
9 Correct 5 ms 604 KB Output is correct
10 Correct 5 ms 696 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 6 ms 856 KB Output is correct
13 Correct 6 ms 960 KB Output is correct
14 Correct 6 ms 856 KB Output is correct
15 Incorrect 2 ms 600 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 5 ms 604 KB Output is correct
9 Correct 5 ms 604 KB Output is correct
10 Correct 4 ms 604 KB Output is correct
11 Correct 3 ms 600 KB Output is correct
12 Correct 4 ms 808 KB Output is correct
13 Correct 41 ms 16220 KB Output is correct
14 Correct 1304 ms 16228 KB Output is correct
15 Correct 1283 ms 16468 KB Output is correct
16 Correct 783 ms 16220 KB Output is correct
17 Correct 1033 ms 16224 KB Output is correct
18 Correct 1036 ms 16228 KB Output is correct
19 Correct 3 ms 600 KB Output is correct
20 Correct 3 ms 604 KB Output is correct
21 Correct 4 ms 604 KB Output is correct
22 Correct 6 ms 856 KB Output is correct
23 Correct 5 ms 860 KB Output is correct
24 Correct 7 ms 956 KB Output is correct
25 Correct 4 ms 604 KB Output is correct
26 Correct 6 ms 604 KB Output is correct
27 Correct 5 ms 604 KB Output is correct
28 Correct 5 ms 696 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 6 ms 856 KB Output is correct
31 Correct 6 ms 960 KB Output is correct
32 Correct 6 ms 856 KB Output is correct
33 Incorrect 2 ms 600 KB Output isn't correct
34 Halted 0 ms 0 KB -