| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 73892 |
2018-08-29T08:31:55 Z |
funcsr |
Friend (IOI14_friend) |
C++17 |
|
59 ms |
2684 KB |
#include "friend.h"
#include <iostream>
#include <vector>
#include <cassert>
#include <tuple>
#include <queue>
#define rep(i, n) for (int i=0; i<(n); i++)
#define pb push_back
using namespace std;
int dp0[100000], dp1[100000];
int findSample(int N, int A[], int host[], int protocol[]) {
rep(i, N) dp0[i] = 0, dp1[i] = A[i];
for (int x=N-1; x>0; x--) {
int p = host[x];
if (protocol[x] == 0) {
dp0[p] += max(dp0[x], dp1[x]);
dp1[p] += dp0[x];
dp1[p] = max(dp0[p], dp1[p]);
}
else if (protocol[x] == 1) {
dp0[p] += dp0[x];
dp1[p] += max(dp0[x], dp1[x]);
dp1[p] = max(dp0[p], dp1[p]);
}
else {
dp1[p] = max(dp0[x]+dp1[p], dp1[x]+dp0[p]);
dp0[p] += dp0[x];
dp1[p] = max(dp0[p], dp1[p]);
}
}
return max(dp0[0], dp1[0]);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
456 KB |
Output is correct |
| 3 |
Correct |
3 ms |
456 KB |
Output is correct |
| 4 |
Correct |
3 ms |
456 KB |
Output is correct |
| 5 |
Correct |
3 ms |
496 KB |
Output is correct |
| 6 |
Correct |
3 ms |
496 KB |
Output is correct |
| 7 |
Correct |
2 ms |
572 KB |
Output is correct |
| 8 |
Correct |
3 ms |
700 KB |
Output is correct |
| 9 |
Correct |
4 ms |
700 KB |
Output is correct |
| 10 |
Correct |
3 ms |
700 KB |
Output is correct |
| 11 |
Correct |
2 ms |
700 KB |
Output is correct |
| 12 |
Correct |
3 ms |
700 KB |
Output is correct |
| 13 |
Correct |
3 ms |
700 KB |
Output is correct |
| 14 |
Correct |
2 ms |
700 KB |
Output is correct |
| 15 |
Correct |
2 ms |
700 KB |
Output is correct |
| 16 |
Correct |
4 ms |
700 KB |
Output is correct |
| 17 |
Correct |
2 ms |
700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
700 KB |
Output is correct |
| 2 |
Correct |
4 ms |
700 KB |
Output is correct |
| 3 |
Correct |
3 ms |
700 KB |
Output is correct |
| 4 |
Correct |
4 ms |
700 KB |
Output is correct |
| 5 |
Correct |
3 ms |
700 KB |
Output is correct |
| 6 |
Correct |
2 ms |
700 KB |
Output is correct |
| 7 |
Correct |
3 ms |
700 KB |
Output is correct |
| 8 |
Correct |
4 ms |
700 KB |
Output is correct |
| 9 |
Correct |
3 ms |
700 KB |
Output is correct |
| 10 |
Correct |
3 ms |
700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
700 KB |
Output is correct |
| 2 |
Correct |
3 ms |
700 KB |
Output is correct |
| 3 |
Correct |
3 ms |
700 KB |
Output is correct |
| 4 |
Correct |
3 ms |
700 KB |
Output is correct |
| 5 |
Correct |
3 ms |
700 KB |
Output is correct |
| 6 |
Correct |
2 ms |
700 KB |
Output is correct |
| 7 |
Correct |
4 ms |
700 KB |
Output is correct |
| 8 |
Correct |
2 ms |
700 KB |
Output is correct |
| 9 |
Correct |
3 ms |
700 KB |
Output is correct |
| 10 |
Correct |
3 ms |
700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
700 KB |
Output is correct |
| 2 |
Correct |
2 ms |
700 KB |
Output is correct |
| 3 |
Correct |
3 ms |
700 KB |
Output is correct |
| 4 |
Correct |
2 ms |
700 KB |
Output is correct |
| 5 |
Correct |
3 ms |
700 KB |
Output is correct |
| 6 |
Correct |
3 ms |
700 KB |
Output is correct |
| 7 |
Correct |
2 ms |
700 KB |
Output is correct |
| 8 |
Correct |
3 ms |
700 KB |
Output is correct |
| 9 |
Correct |
3 ms |
700 KB |
Output is correct |
| 10 |
Correct |
3 ms |
700 KB |
Output is correct |
| 11 |
Correct |
3 ms |
700 KB |
Output is correct |
| 12 |
Correct |
4 ms |
700 KB |
Output is correct |
| 13 |
Correct |
4 ms |
700 KB |
Output is correct |
| 14 |
Correct |
3 ms |
700 KB |
Output is correct |
| 15 |
Correct |
5 ms |
700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
700 KB |
Output is correct |
| 2 |
Correct |
2 ms |
700 KB |
Output is correct |
| 3 |
Correct |
2 ms |
700 KB |
Output is correct |
| 4 |
Correct |
2 ms |
700 KB |
Output is correct |
| 5 |
Correct |
2 ms |
700 KB |
Output is correct |
| 6 |
Correct |
3 ms |
700 KB |
Output is correct |
| 7 |
Correct |
2 ms |
700 KB |
Output is correct |
| 8 |
Correct |
2 ms |
700 KB |
Output is correct |
| 9 |
Correct |
3 ms |
700 KB |
Output is correct |
| 10 |
Correct |
3 ms |
700 KB |
Output is correct |
| 11 |
Correct |
4 ms |
700 KB |
Output is correct |
| 12 |
Correct |
5 ms |
700 KB |
Output is correct |
| 13 |
Correct |
3 ms |
700 KB |
Output is correct |
| 14 |
Correct |
4 ms |
740 KB |
Output is correct |
| 15 |
Correct |
2 ms |
740 KB |
Output is correct |
| 16 |
Correct |
3 ms |
740 KB |
Output is correct |
| 17 |
Correct |
2 ms |
740 KB |
Output is correct |
| 18 |
Correct |
1 ms |
740 KB |
Output is correct |
| 19 |
Correct |
3 ms |
740 KB |
Output is correct |
| 20 |
Correct |
3 ms |
740 KB |
Output is correct |
| 21 |
Correct |
4 ms |
740 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
740 KB |
Output is correct |
| 2 |
Correct |
3 ms |
740 KB |
Output is correct |
| 3 |
Correct |
4 ms |
740 KB |
Output is correct |
| 4 |
Correct |
3 ms |
740 KB |
Output is correct |
| 5 |
Correct |
4 ms |
740 KB |
Output is correct |
| 6 |
Correct |
3 ms |
740 KB |
Output is correct |
| 7 |
Correct |
3 ms |
740 KB |
Output is correct |
| 8 |
Correct |
3 ms |
740 KB |
Output is correct |
| 9 |
Correct |
3 ms |
740 KB |
Output is correct |
| 10 |
Correct |
3 ms |
740 KB |
Output is correct |
| 11 |
Correct |
3 ms |
740 KB |
Output is correct |
| 12 |
Correct |
59 ms |
2684 KB |
Output is correct |
| 13 |
Correct |
26 ms |
2684 KB |
Output is correct |
| 14 |
Correct |
49 ms |
2684 KB |
Output is correct |
| 15 |
Correct |
44 ms |
2684 KB |
Output is correct |
