#include <bits/stdc++.h>
using namespace std;
const int maxn=2*1e5+10;
const int inf=1e8;
int v[maxn], nucleo[maxn], qnt[maxn];
int main(){
int n,k,r;
cin >> n>> k>> r;
int rest=r;
int res=inf;
for(int i=0; i<n; i++)cin >> v[i];
for(int i=1; i<=r; i++){
int a,b;
cin >> a >> b;
nucleo[a]=b;
}
int i=0,f=0;
int y=v[i];
qnt[y]++;
if(nucleo[0]!=0 and qnt[y]==nucleo[0]) rest--;
while(i<n and f<n and i<=f){
if(rest==0){
res=min(res,f-i+1);
int x=v[i];
qnt[x]--;
if(nucleo[x]!=0 and qnt[x]==nucleo[x]-1) rest++;
i++;
}
else{
f++;
int x=v[f];
qnt[x]++;
if(nucleo[x]!=0 and nucleo[x]==qnt[x]) rest--;
}
}
if(res==inf)cout << "impossible"<<endl;
else cout << res<< endl;
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
304 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
308 KB |
Output is correct |
| 9 |
Correct |
1 ms |
304 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
2 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
2 ms |
308 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
304 KB |
Output is correct |
| 12 |
Correct |
1 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
304 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
29 ms |
1460 KB |
Output is correct |
| 2 |
Correct |
29 ms |
1356 KB |
Output is correct |
| 3 |
Correct |
32 ms |
1468 KB |
Output is correct |
| 4 |
Correct |
28 ms |
1388 KB |
Output is correct |
| 5 |
Correct |
56 ms |
2544 KB |
Output is correct |
| 6 |
Correct |
31 ms |
1356 KB |
Output is correct |
| 7 |
Correct |
35 ms |
1592 KB |
Output is correct |
| 8 |
Correct |
64 ms |
3148 KB |
Output is correct |
| 9 |
Correct |
50 ms |
1960 KB |
Output is correct |
| 10 |
Correct |
30 ms |
1356 KB |
Output is correct |
| 11 |
Correct |
2 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
2 ms |
312 KB |
Output is correct |
| 14 |
Correct |
2 ms |
340 KB |
Output is correct |
| 15 |
Correct |
2 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
212 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
304 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
304 KB |
Output is correct |
| 25 |
Correct |
1 ms |
304 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
102 ms |
3352 KB |
Output is correct |
| 2 |
Correct |
81 ms |
3124 KB |
Output is correct |
| 3 |
Correct |
62 ms |
2728 KB |
Output is correct |
| 4 |
Correct |
29 ms |
1448 KB |
Output is correct |
| 5 |
Correct |
97 ms |
4044 KB |
Output is correct |
| 6 |
Correct |
101 ms |
4488 KB |
Output is correct |
| 7 |
Correct |
50 ms |
2124 KB |
Output is correct |
| 8 |
Correct |
56 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
30 ms |
1440 KB |
Output is correct |
| 10 |
Correct |
33 ms |
1416 KB |
Output is correct |
| 11 |
Correct |
31 ms |
1384 KB |
Output is correct |
| 12 |
Correct |
30 ms |
1396 KB |
Output is correct |
| 13 |
Correct |
59 ms |
2524 KB |
Output is correct |
| 14 |
Correct |
28 ms |
1360 KB |
Output is correct |
| 15 |
Correct |
34 ms |
1640 KB |
Output is correct |
| 16 |
Correct |
60 ms |
3124 KB |
Output is correct |
| 17 |
Correct |
50 ms |
1992 KB |
Output is correct |
| 18 |
Correct |
30 ms |
1460 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
2 ms |
336 KB |
Output is correct |
| 22 |
Correct |
2 ms |
320 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
340 KB |
Output is correct |
| 25 |
Correct |
0 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
1 ms |
212 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
1 ms |
308 KB |
Output is correct |
| 31 |
Correct |
1 ms |
212 KB |
Output is correct |
| 32 |
Correct |
1 ms |
212 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
