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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#259365 | #5466. Permutation Compression | andyc_03 | WA | 1ms | 5600kb | C++14 | 1.2kb | 2023-11-20 21:01:05 | 2023-11-20 21:01:05 |
Judging History
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: 3576kb
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: 5600kb
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'