#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define rep(i,a,b) for (int i = (a); i <= (b); i++)
#define repa(i,a,b) for (int i = (a); i >= (b); i--)
#define lli long long int
#define debug(a) cout << #a << " = " << a << endl
#define debugsl(a) cout << #a << " = " << a << ", "
#define MAX 200000
lli n,r,k,a,b,ini,falt,res;
lli arr[MAX+2], requeridos[MAX+2];
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cin >> n >> k >> r;
rep(i,1,n) cin >> arr[i];
rep(i,1,r) {
cin >> a >> b;
requeridos[a] = b;
falt += b;
}
ini = 1;
res = -1;
rep(fin,1,n) {
a = arr[fin];
if(requeridos[a] > 0) falt--;
requeridos[a]--;
while (falt == 0) {
a = fin-ini+1;
if (res == -1 || a < res) res = a;
a = arr[ini++];
if (requeridos[a] >= 0) falt++;
requeridos[a]++;
}
}
if (res == -1) cout << "impossible";
else cout << res;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
0 ms |
332 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
332 KB |
Output is correct |
| 5 |
Correct |
0 ms |
332 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 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 |
324 KB |
Output is correct |
| 7 |
Correct |
1 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
0 ms |
332 KB |
Output is correct |
| 10 |
Correct |
0 ms |
332 KB |
Output is correct |
| 11 |
Correct |
0 ms |
320 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
0 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
16 ms |
2252 KB |
Output is correct |
| 2 |
Correct |
17 ms |
2268 KB |
Output is correct |
| 3 |
Correct |
17 ms |
2236 KB |
Output is correct |
| 4 |
Correct |
17 ms |
2212 KB |
Output is correct |
| 5 |
Correct |
22 ms |
3648 KB |
Output is correct |
| 6 |
Correct |
17 ms |
2204 KB |
Output is correct |
| 7 |
Correct |
17 ms |
2452 KB |
Output is correct |
| 8 |
Correct |
24 ms |
4588 KB |
Output is correct |
| 9 |
Correct |
26 ms |
2848 KB |
Output is correct |
| 10 |
Correct |
17 ms |
2284 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 |
328 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 |
0 ms |
204 KB |
Output is correct |
| 19 |
Correct |
1 ms |
332 KB |
Output is correct |
| 20 |
Correct |
0 ms |
332 KB |
Output is correct |
| 21 |
Correct |
0 ms |
332 KB |
Output is correct |
| 22 |
Correct |
0 ms |
332 KB |
Output is correct |
| 23 |
Correct |
0 ms |
320 KB |
Output is correct |
| 24 |
Correct |
0 ms |
204 KB |
Output is correct |
| 25 |
Correct |
0 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
35 ms |
4164 KB |
Output is correct |
| 2 |
Correct |
32 ms |
3876 KB |
Output is correct |
| 3 |
Correct |
26 ms |
3596 KB |
Output is correct |
| 4 |
Correct |
16 ms |
2188 KB |
Output is correct |
| 5 |
Correct |
39 ms |
4804 KB |
Output is correct |
| 6 |
Correct |
42 ms |
5328 KB |
Output is correct |
| 7 |
Correct |
21 ms |
2892 KB |
Output is correct |
| 8 |
Correct |
25 ms |
3144 KB |
Output is correct |
| 9 |
Correct |
16 ms |
2244 KB |
Output is correct |
| 10 |
Correct |
17 ms |
2264 KB |
Output is correct |
| 11 |
Correct |
19 ms |
2224 KB |
Output is correct |
| 12 |
Correct |
17 ms |
2204 KB |
Output is correct |
| 13 |
Correct |
22 ms |
3624 KB |
Output is correct |
| 14 |
Correct |
16 ms |
2252 KB |
Output is correct |
| 15 |
Correct |
17 ms |
2340 KB |
Output is correct |
| 16 |
Correct |
24 ms |
4676 KB |
Output is correct |
| 17 |
Correct |
24 ms |
2804 KB |
Output is correct |
| 18 |
Correct |
16 ms |
2196 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 |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
332 KB |
Output is correct |
| 23 |
Correct |
1 ms |
352 KB |
Output is correct |
| 24 |
Correct |
1 ms |
324 KB |
Output is correct |
| 25 |
Correct |
1 ms |
204 KB |
Output is correct |
| 26 |
Correct |
1 ms |
332 KB |
Output is correct |
| 27 |
Correct |
0 ms |
332 KB |
Output is correct |
| 28 |
Correct |
1 ms |
204 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 |
204 KB |
Output is correct |
| 32 |
Correct |
0 ms |
332 KB |
Output is correct |
| 33 |
Correct |
1 ms |
332 KB |
Output is correct |
