oj.uz

Submission #748244

# Submission time Handle Problem Language Result Execution time Memory
748244 2023-05-25T20:41:26 Z JellyTheOctopus Martian DNA (BOI18_dna) C++17
100 / 100
 99 ms 5284 KB 
#include <bits/stdc++.h>
using namespace std;

int N, K, R;

int main() {
	cin >> N >> K >> R;
	vector<int> arr(N);
	for (int i = 0; i < N; i++) {
		cin >> arr[i];
	}
	vector<int> need(K, INT_MAX);
	for (int i = 0; i < R; i++) {
		int B, Q;
		cin >> B >> Q;
		need[B] = Q;
	}
	deque<int> d;
	vector<int> freq(K);
	int done = 0;
	int i = 0;
	int ans = INT_MAX;
	while (i < N) {
		while (done < R && i < N) {
			d.push_back(i);
			freq[arr[i]]++;
			if (freq[arr[i]] == need[arr[i]]) {
				done++;
			}
			i++;
		}
		while (done == R) {
			int j = d.front();
			d.pop_front();
			freq[arr[j]]--;
			if (freq[arr[j]] == need[arr[j]]-1) {
				done--;
				ans = min(ans, i-j);
				break;
			}
		}
	}
	if (ans == INT_MAX) {
		cout << "impossible\n";
	}
	else {
		cout << ans << "\n";
	}
}

Subtask #1
16.0 / 16.0

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

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 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 212 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 1472 KB Output is correct
2 Correct 29 ms 1588 KB Output is correct
3 Correct 30 ms 1492 KB Output is correct
4 Correct 29 ms 1712 KB Output is correct
5 Correct 58 ms 3240 KB Output is correct
6 Correct 27 ms 2240 KB Output is correct
7 Correct 32 ms 2352 KB Output is correct
8 Correct 61 ms 4516 KB Output is correct
9 Correct 49 ms 2484 KB Output is correct
10 Correct 29 ms 1720 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 2 ms 316 KB Output is correct
14 Correct 3 ms 340 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 296 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 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 81 ms 1976 KB Output is correct
2 Correct 75 ms 3444 KB Output is correct
3 Correct 63 ms 3108 KB Output is correct
4 Correct 30 ms 1472 KB Output is correct
5 Correct 95 ms 4772 KB Output is correct
6 Correct 99 ms 5284 KB Output is correct
7 Correct 52 ms 2864 KB Output is correct
8 Correct 54 ms 3004 KB Output is correct
9 Correct 26 ms 1864 KB Output is correct
10 Correct 28 ms 1620 KB Output is correct
11 Correct 31 ms 1460 KB Output is correct
12 Correct 29 ms 1708 KB Output is correct
13 Correct 55 ms 3128 KB Output is correct
14 Correct 27 ms 2224 KB Output is correct
15 Correct 33 ms 2380 KB Output is correct
16 Correct 67 ms 4544 KB Output is correct
17 Correct 50 ms 2468 KB Output is correct
18 Correct 29 ms 1716 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 308 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 312 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 304 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 300 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct