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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#690410 | #8237. Sugar Sweet II | CMing | WA | 3ms | 10300kb | C++14 | 1.2kb | 2024-10-30 22:03:16 | 2024-10-30 22:03:16 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
const int N = 5e5 + 5;
int a[N], b[N], w[N];
int p[5];
const int mod = 1e9 + 7;
int f[N];
int n;
LL qmi(LL x, LL k)
{
LL res = 1;
while(k)
{
if(k & 1) res = res * x % mod;
k >>= 1;
x = x * x % mod;
}
return res % mod;
}
bool st[N];
void dfs(int u)
{
st[u] = true;
int j = b[u];
if(a[u] < a[j]) p[u] = 1;
else if(a[u] >= a[j] + w[j]) p[u] = 0;
// if(j == u) return p[u] = 0;
else
{
if(!st[j]) dfs(j);
p[u] = p[j] ? p[j] + 1 : 0;
}
}
void solve()
{
cin >> n;
for(int i = 1; i <= n; i++) cin >> a[i], st[i] = false;
for(int i = 1; i <= n; i++) cin >> b[i];
for(int i = 1; i <= n; i++) cin >> w[i];
for(int i = 1; i <= n; i++)
{
if(!st[i]) dfs(i);
// cout << p[i] << " ";
LL t = 0;
if(p[i]) t = qmi(f[p[i]], mod - 2);
cout << (a[i] + t * w[i] % mod) % mod << " ";
}
cout << "\n";
}
int main()
{
f[0] = 1;
for(int i = 1; i < N; i++) f[i] = f[i - 1] * i % mod;
int t; cin >> t;
while(t--)
solve();
}
詳細信息
Test #1:
score: 0
Wrong Answer
time: 3ms
memory: 10300kb
input:
4 4 2 5 5 2 4 2 1 3 3 2 1 4 3 5 4 3 1 1 1 6 6 6 3 5 4 3 2 3 1 1 2 3 5 2 1 3 2 1 5 1 1 3 4 1 3 4 2 4
output:
500000007 5 5 6 6 10 9 166666673 5 6 500000006 4 3 4 5
result:
wrong answer 5th numbers differ - expected: '5', found: '6'