oj.uz

Submission #1068714

# Submission time Handle Problem Language Result Execution time Memory
1068714 2024-08-21T11:29:34 Z PotatoTheWarriorFRTT Lottery (CEOI18_lot) C++14
20 / 100
 104 ms 1380 KB 
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
ll p1 = 27644437;
ll p2 = 1000000007;
 
// ll power(ll x, ll y) {
//     y = y%MOD;
//     x = x%MOD;
//     ll res = 1;
//     while(y != 0) {
//         if(y%2) {
//             res = (res*x)%MOD;
//         }
//         x = (x*x)%MOD;
//         y/=2;
//     }
//     return res;
// }
 
void solve() {
    int n, l; cin >> n >> l;
    int a[n+1];
    set<ll> s;
    map<ll, vector<int>> mape;
    for(int i=0;i<n;i++) {
        int x; cin >> x;
        s.insert(x);
        mape[x].push_back(i);
    }
    int k = 0;
    for(ll l: s) {
        for(int i=0;i<mape[l].size();i++) {
            a[mape[l][i]] = k;
        }
        k++;
    }
    ll powers[l+1];
    powers[0] = 1;
    for(int i=0;i<l-1;i++) {
        powers[i+1] = (powers[i] * p1)%p2;
    }


    unordered_map<ll, ll> m;
    ll hashes[n+1];
    for(int i=0;i<n-l+1;i++) {
        ll hash = 0;
        for(int j=0;j<l;j++) {
            hash = (hash + (a[i+j] * powers[j]))%p2;
        }
        hashes[i] = hash;
        m[hash]++;
    }
 
 
    int q; cin >> q;
    int ki; cin >> ki; // q=0;k=1;
 
    for(int i=0;i<n-l+1;i++) {
        cout << m[hashes[i]]-1 << " ";
    }
    cout << endl;
 
}
int main()   {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    // int t; cin >> t;
    // while(t--) 
        solve();
 
    char dksfjn;
    cin >> dksfjn;
}

Compilation message

lot.cpp: In function 'void solve()':
lot.cpp:34:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |         for(int i=0;i<mape[l].size();i++) {
      |                     ~^~~~~~~~~~~~~~~

Subtask #1
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 604 KB Output is correct
2 Correct 2 ms 604 KB Output is correct
3 Correct 2 ms 604 KB Output is correct
4 Correct 12 ms 860 KB Output is correct
5 Correct 100 ms 852 KB Output is correct
6 Correct 30 ms 860 KB Output is correct
7 Correct 92 ms 604 KB Output is correct
8 Correct 80 ms 600 KB Output is correct
9 Correct 14 ms 600 KB Output is correct
10 Correct 9 ms 600 KB Output is correct
11 Correct 10 ms 856 KB Output is correct
12 Correct 66 ms 1380 KB Output is correct
13 Correct 104 ms 1144 KB Output is correct
14 Correct 100 ms 1044 KB Output is correct

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 604 KB Output is correct
2 Correct 2 ms 604 KB Output is correct
3 Correct 2 ms 604 KB Output is correct
4 Correct 12 ms 860 KB Output is correct
5 Correct 100 ms 852 KB Output is correct
6 Correct 30 ms 860 KB Output is correct
7 Correct 92 ms 604 KB Output is correct
8 Correct 80 ms 600 KB Output is correct
9 Correct 14 ms 600 KB Output is correct
10 Correct 9 ms 600 KB Output is correct
11 Correct 10 ms 856 KB Output is correct
12 Correct 66 ms 1380 KB Output is correct
13 Correct 104 ms 1144 KB Output is correct
14 Correct 100 ms 1044 KB Output is correct
15 Incorrect 16 ms 1016 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 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -