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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#506742 | #6430. Monster Hunter | Timeless123 | WA | 0ms | 3696kb | C++17 | 1.2kb | 2024-08-05 21:05:44 | 2024-08-05 21:05:44 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const int N = 3e3 + 9;
const int mod = 1e9 + 7;
#define eps 1e-5
#define inf 1e18
ll f[N][N][2];
ll hp[N],p[N];
ll n;
vector<int> g[N];
int sz[N];
void dfs(int x)
{
f[x][0][0] = 0;
f[x][1][1] = hp[x];
sz[x] = 0;
for(auto &y:g[x])
{
dfs(y);
for(int i = sz[x]; i >= 0;-- i)
for(int j = sz[y]; j >= 0; -- j)
{
f[x][i + j][1] = min(f[x][i + j][1], f[x][i][1] + min(f[y][j][0], f[y][j][1] + hp[y]));//拿根-->拿儿子时加上儿子权值
f[x][i + j][0] = min(f[x][i + j][0], f[x][i][0] + min(f[y][j][0], f[y][j][1]));
}
sz[x] += sz[y];
}
}
void solve()
{
cin>>n;
for(int i = 1;i <= n; ++ i) g[i].clear();
for(int i = 1;i <= n; ++ i)
for(int j = 0;j <= n; ++ j) f[i][j][1] = f[i][j][0] = inf;
for(int i=2 ;i <= n;++ i)
{
cin>>p[i];
g[p[i]].push_back(i);
}
for(int i = 1;i <= n; ++ i) cin>>hp[i];
dfs(1);
for(int i = n;i >= 0; -- i)
{
cout<< min(f[1][i][1],f[1][i][0]) <<' ';
}
cout<<'\n';
}
int main()
{
ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
int _ = 1; cin>>_;
while (_--) solve();
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3696kb
input:
3 5 1 2 3 4 1 2 3 4 5 9 1 2 3 4 3 4 6 6 8 4 9 4 4 5 2 4 1 12 1 2 2 4 5 3 4 3 8 10 11 9 1 3 5 10 10 7 3 7 9 4 9
output:
1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 1 0 1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000 8 0 1000000000000000000 1000000000000000000 1000000000...
result:
wrong answer 1st words differ - expected: '29', found: '1000000000000000000'