#include"bits/stdc++.h"
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
template<class x>
using ordered_set = tree<x, null_type,less<x>, rb_tree_tag,tree_order_statistics_node_update>;
#define int long long
#define endl '\n'
#define mod 1000000007
//\
#define mod 1686876991
const int maxn = 2002;
int n;
int dp[maxn][maxn];
int a[maxn], c[maxn], p[maxn], e[maxn], mx[maxn];
bool used[maxn];
signed main () {
cin.tie(0)->sync_with_stdio(0);
cin >> n;
for (int i = 1 ; i <= n ; i++) {
cin >> a[i];
if (~a[i]) used[a[i]] = 1;
else e[i] = 1;
e[i] += e[i-1];
mx[i] = max(mx[i-1], a[i]);
}
for (int i = 1 ; i <= n ; i++) {
cin >> c[i];
p[i] = p[i - 1] + !used[i];
}
for (int i = 1 ; i <= n ; i++) {
for (int j = 1 ; j <= n ; j++) {
dp[i][j] = dp[i][j-1];
if (a[i] == -1) {
if (mx[i] > j) {
dp[i][j] = -1e15;
} else {
if (!used[j]) dp[i][j] = max(dp[i][j], dp[i-1][j-1] + c[j]);
if (e[i] <= p[j]) dp[i][j] = max(dp[i][j], dp[i-1][j]);
}
} else {
if (mx[i] > j) {
dp[i][j] = -1e15;
} else {
if (j < a[i]) dp[i][j] = -1e15;
else dp[i][j] = max(dp[i][j], dp[i-1][j]);
if (j == a[i]) dp[i][j] = max(dp[i][j], dp[i-1][j-1] + c[j]);
}
}
}
cout << max(0ll,dp[i][n]) << " ";
}
}
Compilation message
Main.cpp:14:1: warning: multi-line comment [-Wcomment]
14 | //\
| ^
# |
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 |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
1364 KB |
Output is correct |
2 |
Correct |
26 ms |
31760 KB |
Output is correct |
3 |
Runtime error |
146 ms |
64416 KB |
Execution killed with signal 11 |
4 |
Halted |
0 ms |
0 KB |
- |
# |
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 |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
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 |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
773 ms |
64424 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
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 |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |