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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#259264#5466. Permutation Compressionandyc_03WA 1ms3744kbC++141.2kb2023-11-20 19:44:122023-11-20 19:44:12

Judging History

This is the latest submission verdict.

  • [2023-11-20 19:44:12]
  • Judged
  • Verdict: WA
  • Time: 1ms
  • Memory: 3744kb
  • [2023-11-20 19:44:12]
  • Submitted

answer

#include <bits/stdc++.h>
using namespace std;
const int maxn = 2e5 + 5;
int n, m, k;
int ex[maxn], a[maxn], rev[maxn], len[maxn];
set <int> pos;
vector <int> res;
bool cmp(int x, int y)
{
	return x > y;
}
int main()
{
	int T; scanf("%d", &T);

	while (T--) {
		scanf("%d%d%d", &n, &m, &k);
		for (int i = 1; i <= n; i++) {
			scanf("%d", &a[i]), rev[a[i]] = i;
			ex[i] = 0;
		}
		for (int i = 1; i <= m; i++) {
			int x; scanf("%d", &x);
			ex[x] = 1;
		}
		for (int i = 1; i <= k; i++) scanf("%d", &len[i]);
		sort(len + 1, len + k + 1, cmp);
		pos.clear(); res.clear();
		pos.insert(0);
		pos.insert(n + 1);
		for (int i = n; i >= 1; i--) {
			int p = rev[i];
			auto pr = pos.lower_bound(p);
			auto pl = pr; pl--;
			if (!ex[i])
				res.push_back((*pr) - (*pl) - 1);
			pos.insert(rev[i]);
		}
		sort(res.begin(), res.end(), cmp);
		int now = 1, flag = 0;
		for (int i = 0; i < res.size(); i++) {
			// printf("%d ", res[i]);
			while (now <= k && len[now] > res[i]) now++;
			if (now > k) {
				flag = 1;
				break;
			}
			now++;
		}
		// printf("\n");
		if (!flag) printf("YES\n");
		else printf("NO\n");
	}
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3744kb

input:

3
5 2 3
5 1 3 2 4
5 2
1 2 4
5 5 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
3 2 2
3 1 2
3 2
2 3

output:

YES
YES
NO

result:

ok 3 lines

Test #2:

score: -100
Wrong Answer
time: 1ms
memory: 3464kb

input:

100
2 1 2
2 1
2
1 1
2 1 2
1 2
1
2 2
2 1 1
1 2
1
2
6 1 5
3 4 2 5 6 1
3
5 2 1 1 1
6 1 6
2 1 3 6 4 5
1
4 1 2 2 1 4
3 3 2
2 1 3
2 1 3
2 2
1 1 1
1
1
1
1 1 1
1
1
1
2 1 2
2 1
2
1 2
4 4 3
2 1 3 4
2 1 3 4
4 3 1
1 1 1
1
1
1
6 5 1
6 2 5 4 3 1
6 2 4 3 1
4
1 1 1
1
1
1
6 5 3
3 6 1 4 5 2
3 6 1 4 2
3 3 4
4 3 4
3 4 ...

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
Y...

result:

wrong answer 45th lines differ - expected: 'NO', found: 'YES'