#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
#define int long long
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=2e5+7;
int T[LIM], ile[LIM], R[LIM];
int32_t main() {
ios_base::sync_with_stdio(0); cin.tie(0);
int n, k, r;
cin >> n >> k >> r;
rep(i, n) cin >> T[i];
int zle=0;
rep(i, r) {
int b, q;
cin >> b >> q;
R[b]=q;
if(q) ++zle;
}
int l=0, ans=LIM;
rep(i, n) {
while(l<n && zle) {
++ile[T[l]];
if(ile[T[l]]==R[T[l]]) --zle;
++l;
}
if(!zle) ans=min(ans, l-i);
if(ile[T[i]]==R[T[i]]) ++zle;
--ile[T[i]];
}
if(ans==LIM) cout << "impossible\n";
else cout << ans << '\n';
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Correct |
1 ms |
332 KB |
Output is correct |
| 6 |
Correct |
1 ms |
324 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Correct |
1 ms |
332 KB |
Output is correct |
| 6 |
Correct |
1 ms |
332 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
332 KB |
Output is correct |
| 10 |
Correct |
1 ms |
332 KB |
Output is correct |
| 11 |
Correct |
1 ms |
332 KB |
Output is correct |
| 12 |
Correct |
0 ms |
332 KB |
Output is correct |
| 13 |
Correct |
1 ms |
324 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
13 ms |
2268 KB |
Output is correct |
| 2 |
Correct |
16 ms |
2232 KB |
Output is correct |
| 3 |
Correct |
16 ms |
2252 KB |
Output is correct |
| 4 |
Correct |
16 ms |
2252 KB |
Output is correct |
| 5 |
Correct |
20 ms |
3660 KB |
Output is correct |
| 6 |
Correct |
17 ms |
2296 KB |
Output is correct |
| 7 |
Correct |
18 ms |
2476 KB |
Output is correct |
| 8 |
Correct |
24 ms |
4684 KB |
Output is correct |
| 9 |
Correct |
22 ms |
2844 KB |
Output is correct |
| 10 |
Correct |
14 ms |
2268 KB |
Output is correct |
| 11 |
Correct |
1 ms |
332 KB |
Output is correct |
| 12 |
Correct |
1 ms |
332 KB |
Output is correct |
| 13 |
Correct |
1 ms |
332 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
1 ms |
332 KB |
Output is correct |
| 16 |
Correct |
1 ms |
332 KB |
Output is correct |
| 17 |
Correct |
1 ms |
332 KB |
Output is correct |
| 18 |
Correct |
1 ms |
332 KB |
Output is correct |
| 19 |
Correct |
1 ms |
324 KB |
Output is correct |
| 20 |
Correct |
1 ms |
332 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
1 ms |
332 KB |
Output is correct |
| 23 |
Correct |
1 ms |
332 KB |
Output is correct |
| 24 |
Correct |
1 ms |
256 KB |
Output is correct |
| 25 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
37 ms |
4880 KB |
Output is correct |
| 2 |
Correct |
28 ms |
4428 KB |
Output is correct |
| 3 |
Correct |
23 ms |
4072 KB |
Output is correct |
| 4 |
Correct |
12 ms |
2244 KB |
Output is correct |
| 5 |
Correct |
38 ms |
5488 KB |
Output is correct |
| 6 |
Correct |
37 ms |
6736 KB |
Output is correct |
| 7 |
Correct |
20 ms |
2892 KB |
Output is correct |
| 8 |
Correct |
25 ms |
3336 KB |
Output is correct |
| 9 |
Correct |
13 ms |
2252 KB |
Output is correct |
| 10 |
Correct |
13 ms |
2256 KB |
Output is correct |
| 11 |
Correct |
18 ms |
2240 KB |
Output is correct |
| 12 |
Correct |
13 ms |
2312 KB |
Output is correct |
| 13 |
Correct |
18 ms |
3692 KB |
Output is correct |
| 14 |
Correct |
14 ms |
2292 KB |
Output is correct |
| 15 |
Correct |
14 ms |
2476 KB |
Output is correct |
| 16 |
Correct |
22 ms |
4688 KB |
Output is correct |
| 17 |
Correct |
17 ms |
2904 KB |
Output is correct |
| 18 |
Correct |
13 ms |
2252 KB |
Output is correct |
| 19 |
Correct |
1 ms |
332 KB |
Output is correct |
| 20 |
Correct |
1 ms |
332 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
1 ms |
332 KB |
Output is correct |
| 23 |
Correct |
1 ms |
332 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
332 KB |
Output is correct |
| 26 |
Correct |
1 ms |
332 KB |
Output is correct |
| 27 |
Correct |
1 ms |
332 KB |
Output is correct |
| 28 |
Correct |
1 ms |
332 KB |
Output is correct |
| 29 |
Correct |
1 ms |
332 KB |
Output is correct |
| 30 |
Correct |
1 ms |
332 KB |
Output is correct |
| 31 |
Correct |
1 ms |
332 KB |
Output is correct |
| 32 |
Correct |
1 ms |
332 KB |
Output is correct |
| 33 |
Correct |
1 ms |
332 KB |
Output is correct |
