#include<bits/stdc++.h>
using namespace std;
const int N = (int)2e5+3;
const int MOD = (int)1e6+3;
int n, k, r, a[N], c[N], cnt[N];
int main() {
ios_base::sync_with_stdio(NULL);
cin.tie(0);
cin >> n >> k >> r;
for(int i = 1; i <= n; ++i) {
cin >> a[i];
}
for(int i = 1; i <= r; ++i) {
int x, y;
cin >> x >> y;
c[x]=y;
}
int j = 1;
int ans = n+1, kol = 0;
for(int i = 1; i <= n; ++i) {
cnt[a[i]]++;
if(cnt[a[i]] == c[a[i]] && c[a[i]] != 0) {
kol++;
}
while(j<=i && cnt[a[j]]-1>=c[a[j]]) {
cnt[a[j]]--;
j++;
}
if(kol == r) {
ans = min(ans, i-j+1);
}
}
if(ans == n+1) {
cout << "impossible";
return 0;
}
cout << ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2392 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
0 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
0 ms |
2396 KB |
Output is correct |
9 |
Correct |
0 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2392 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
0 ms |
2396 KB |
Output is correct |
8 |
Correct |
0 ms |
2396 KB |
Output is correct |
9 |
Correct |
0 ms |
2396 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2508 KB |
Output is correct |
12 |
Correct |
1 ms |
2392 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
9 ms |
3016 KB |
Output is correct |
2 |
Correct |
11 ms |
2776 KB |
Output is correct |
3 |
Correct |
10 ms |
2908 KB |
Output is correct |
4 |
Correct |
9 ms |
2892 KB |
Output is correct |
5 |
Correct |
13 ms |
3420 KB |
Output is correct |
6 |
Correct |
8 ms |
2908 KB |
Output is correct |
7 |
Correct |
10 ms |
2908 KB |
Output is correct |
8 |
Correct |
15 ms |
3416 KB |
Output is correct |
9 |
Correct |
11 ms |
3360 KB |
Output is correct |
10 |
Correct |
9 ms |
2884 KB |
Output is correct |
11 |
Correct |
1 ms |
2392 KB |
Output is correct |
12 |
Correct |
1 ms |
2392 KB |
Output is correct |
13 |
Correct |
1 ms |
2524 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2392 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
0 ms |
2392 KB |
Output is correct |
19 |
Correct |
1 ms |
2392 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
0 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2396 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
20 ms |
3668 KB |
Output is correct |
2 |
Correct |
18 ms |
3664 KB |
Output is correct |
3 |
Correct |
15 ms |
3676 KB |
Output is correct |
4 |
Correct |
9 ms |
3020 KB |
Output is correct |
5 |
Correct |
22 ms |
3928 KB |
Output is correct |
6 |
Correct |
29 ms |
3928 KB |
Output is correct |
7 |
Correct |
12 ms |
3420 KB |
Output is correct |
8 |
Correct |
15 ms |
3368 KB |
Output is correct |
9 |
Correct |
10 ms |
2912 KB |
Output is correct |
10 |
Correct |
10 ms |
2908 KB |
Output is correct |
11 |
Correct |
10 ms |
2952 KB |
Output is correct |
12 |
Correct |
9 ms |
2912 KB |
Output is correct |
13 |
Correct |
12 ms |
3420 KB |
Output is correct |
14 |
Correct |
8 ms |
2904 KB |
Output is correct |
15 |
Correct |
9 ms |
2912 KB |
Output is correct |
16 |
Correct |
14 ms |
3420 KB |
Output is correct |
17 |
Correct |
11 ms |
3420 KB |
Output is correct |
18 |
Correct |
9 ms |
2784 KB |
Output is correct |
19 |
Correct |
1 ms |
2400 KB |
Output is correct |
20 |
Correct |
1 ms |
2400 KB |
Output is correct |
21 |
Correct |
1 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2524 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2396 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
1 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2512 KB |
Output is correct |
28 |
Correct |
0 ms |
2396 KB |
Output is correct |
29 |
Correct |
1 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2396 KB |
Output is correct |
32 |
Correct |
0 ms |
2512 KB |
Output is correct |
33 |
Correct |
1 ms |
2504 KB |
Output is correct |