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Submission #659162

# Submission time Handle Problem Language Result Execution time Memory
659162 2022-11-16T20:08:08 Z 600Mihnea Martian DNA (BOI18_dna) C++17
100 / 100
 28 ms 2448 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = (int) 2e5 + 7;
const int INF = (int) 1e9 + 7;
int n;
int k;
int r;
int base[N];
int min_quantity[N];
int f[N];

int main() {
  ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

  ///freopen ("input.txt", "r", stdin);
  cin >> n >> k >> r;
  for (int i = 0; i < n; i++) {
    cin >> base[i];
  }
  for (int i = 0; i < r; i++) {
    int base_id;
    cin >> base_id;
    cin >> min_quantity[base_id];
  }
  int unsolved_restrictions = r;
  int l = 0, sol = INF;
  for (int r = 0; r < n; r++) {
    f[base[r]]++;
    unsolved_restrictions -= (min_quantity[base[r]] > 0 && f[base[r]] == min_quantity[base[r]]);
    if (unsolved_restrictions == 0) {
      while (min_quantity[base[l]] == 0 || f[base[l]] != min_quantity[base[l]]) {
        f[base[l++]]--;
      }
      sol = min(sol, r - l + 1);
    }
  }
  if (sol == INF) {
    cout << "impossible\n";
    return 0;
  }
  cout << sol << "\n";
  return 0;
}

Subtask #1
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 1108 KB Output is correct
2 Correct 11 ms 1004 KB Output is correct
3 Correct 12 ms 1108 KB Output is correct
4 Correct 11 ms 1108 KB Output is correct
5 Correct 15 ms 1352 KB Output is correct
6 Correct 10 ms 1108 KB Output is correct
7 Correct 12 ms 1108 KB Output is correct
8 Correct 19 ms 1876 KB Output is correct
9 Correct 19 ms 1108 KB Output is correct
10 Correct 11 ms 1108 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 1612 KB Output is correct
2 Correct 21 ms 1488 KB Output is correct
3 Correct 18 ms 1540 KB Output is correct
4 Correct 15 ms 1108 KB Output is correct
5 Correct 26 ms 1768 KB Output is correct
6 Correct 28 ms 2448 KB Output is correct
7 Correct 14 ms 1120 KB Output is correct
8 Correct 19 ms 1172 KB Output is correct
9 Correct 10 ms 1108 KB Output is correct
10 Correct 11 ms 1108 KB Output is correct
11 Correct 12 ms 1072 KB Output is correct
12 Correct 13 ms 1116 KB Output is correct
13 Correct 16 ms 1412 KB Output is correct
14 Correct 11 ms 1012 KB Output is correct
15 Correct 11 ms 1108 KB Output is correct
16 Correct 19 ms 1908 KB Output is correct
17 Correct 14 ms 1108 KB Output is correct
18 Correct 11 ms 1092 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct