#include <bits/stdc++.h>
using namespace std;
#define ll long long
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#define usecppio ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define all(x) ((x).begin()),((x).end())
#define int ll
using pii = pair<int, int>;
#define INF 0x7f7f7f7f7f7f7f7f
const bool debug = false;
int n, k, r;
vector <int> dna;
int req[202020];
int occ[202020];
int need;
int ans = INF;
int32_t main()
{
cin >> n >> k >> r;
dna.resize(n);
for (int i = 0; i<n; i++)
{
cin >> dna[i];
occ[dna[i]]++;
}
for (int i = 0; i<r; i++)
{
int a, b; cin >> a >> b;
req[a] = b;
need++;
}
int j = 0;
for (int i = 0; i<n; i++)
{
while(need && j < n)
{
req[dna[j]]--;
if (req[dna[j]]==0)
need--;
j++;
}
if (!need) ans = min(ans, j-i);
if (!req[dna[i]])
need++;
req[dna[i]]++;
}
if (ans > n)
cout << "impossible\n";
else cout << ans << '\n';
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
2 ms |
384 KB |
Output is correct |
| 4 |
Correct |
2 ms |
492 KB |
Output is correct |
| 5 |
Correct |
2 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
38 ms |
2284 KB |
Output is correct |
| 2 |
Correct |
37 ms |
2432 KB |
Output is correct |
| 3 |
Correct |
36 ms |
2284 KB |
Output is correct |
| 4 |
Correct |
35 ms |
2284 KB |
Output is correct |
| 5 |
Correct |
61 ms |
4332 KB |
Output is correct |
| 6 |
Correct |
34 ms |
2304 KB |
Output is correct |
| 7 |
Correct |
41 ms |
2560 KB |
Output is correct |
| 8 |
Correct |
88 ms |
6252 KB |
Output is correct |
| 9 |
Correct |
54 ms |
2924 KB |
Output is correct |
| 10 |
Correct |
34 ms |
2412 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
2 ms |
364 KB |
Output is correct |
| 14 |
Correct |
2 ms |
492 KB |
Output is correct |
| 15 |
Correct |
2 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
364 KB |
Output is correct |
| 23 |
Correct |
1 ms |
364 KB |
Output is correct |
| 24 |
Correct |
1 ms |
364 KB |
Output is correct |
| 25 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
97 ms |
4972 KB |
Output is correct |
| 2 |
Correct |
87 ms |
4460 KB |
Output is correct |
| 3 |
Correct |
74 ms |
4332 KB |
Output is correct |
| 4 |
Correct |
36 ms |
2540 KB |
Output is correct |
| 5 |
Correct |
131 ms |
5612 KB |
Output is correct |
| 6 |
Correct |
118 ms |
6764 KB |
Output is correct |
| 7 |
Correct |
66 ms |
3052 KB |
Output is correct |
| 8 |
Correct |
65 ms |
3436 KB |
Output is correct |
| 9 |
Correct |
34 ms |
2304 KB |
Output is correct |
| 10 |
Correct |
36 ms |
2284 KB |
Output is correct |
| 11 |
Correct |
40 ms |
2284 KB |
Output is correct |
| 12 |
Correct |
36 ms |
2284 KB |
Output is correct |
| 13 |
Correct |
65 ms |
4332 KB |
Output is correct |
| 14 |
Correct |
35 ms |
2412 KB |
Output is correct |
| 15 |
Correct |
40 ms |
2540 KB |
Output is correct |
| 16 |
Correct |
74 ms |
6252 KB |
Output is correct |
| 17 |
Correct |
53 ms |
3052 KB |
Output is correct |
| 18 |
Correct |
38 ms |
2284 KB |
Output is correct |
| 19 |
Correct |
2 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
2 ms |
364 KB |
Output is correct |
| 22 |
Correct |
2 ms |
492 KB |
Output is correct |
| 23 |
Correct |
2 ms |
364 KB |
Output is correct |
| 24 |
Correct |
1 ms |
364 KB |
Output is correct |
| 25 |
Correct |
1 ms |
364 KB |
Output is correct |
| 26 |
Correct |
1 ms |
364 KB |
Output is correct |
| 27 |
Correct |
1 ms |
364 KB |
Output is correct |
| 28 |
Correct |
1 ms |
364 KB |
Output is correct |
| 29 |
Correct |
1 ms |
364 KB |
Output is correct |
| 30 |
Correct |
1 ms |
364 KB |
Output is correct |
| 31 |
Correct |
1 ms |
364 KB |
Output is correct |
| 32 |
Correct |
1 ms |
364 KB |
Output is correct |
| 33 |
Correct |
1 ms |
364 KB |
Output is correct |
