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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
#848011#4229. GCD HarmonyHeyJinhwi#WA 840ms201964kbC++141.6kb2025-01-08 14:34:282025-01-08 14:34:29

Judging History

你现在查看的是最新测评结果

  • [2025-01-08 14:34:29]
  • 评测
  • 测评结果:WA
  • 用时:840ms
  • 内存:201964kb
  • [2025-01-08 14:34:28]
  • 提交

answer

#include <iostream>
#include <vector>
using namespace std;
int dp[5001][10101];
vector<int> adj[5010];
vector<int> dirtn[10010];
void dfs(int k,int p)
{
    for(int i=0;i<adj[k].size();i++)
    {
        if(adj[k][i]==p)continue;
        dfs(adj[k][i],k);
    }
    for(int i=2;i<=10000;i++)
    {
        int ans=0;
        int cur;
        for(int l=0;l<adj[k].size();l++)
        {
            if(adj[k][l]==p)continue;
            cur=10000;
            for(int j=0;j<dirtn[i].size();j++)
            {
                cur=min(cur,dp[adj[k][l]][dirtn[i][j]]);
            }
            for(int j=1;i*j<=10000;j++)
            {
                cur=min(cur,dp[adj[k][l]][i*j]);
            }
            ans+=cur;
            if(ans>=10000)break;
        }
        if(ans>=10000)dp[k][i]=(1<<20);
        else dp[k][i]+=ans;
    }
}
int main()
{
    //freopen("input.txt","r",stdin);
    int n;cin>>n;
    for(int i=1;i<=n;i++)
    {
        int a;cin>>a;
        for(int j=2;j<=10000;j++)
        {
            if(j!=a)dp[i][j]=j;
        }
    }
    for(int i=2;i<=10000;i++)
    {
        for(int j=2;j*j<=i;j++)
        {
            if(i%j==0)
            {
                dirtn[i].push_back(j);
                if(j*j!=i)dirtn[i].push_back(i/j);
            }
        }
    }
    for(int i=1;i<n;i++)
    {
        int a,b;cin>>a>>b;
        adj[a].push_back(b);
        adj[b].push_back(a);
    }
    dfs(1,0);
    int ans=2*n;
    for(int i=2;i<=10000;i++)
    {
        ans=min(ans,dp[1][i]);
    }
    cout<<ans;
}

詳細信息

Test #1:

score: 100
Accepted
time: 4ms
memory: 6276kb

input:

6
5
6
3
4
9
12
1 2
1 3
1 4
1 6
3 5

output:

6

result:

ok single line: '6'

Test #2:

score: 0
Accepted
time: 4ms
memory: 6348kb

input:

3
1
2
3
3 1
2 3

output:

4

result:

ok single line: '4'

Test #3:

score: 0
Accepted
time: 5ms
memory: 5028kb

input:

13
2
5
5
5
5
5
5
3
3
3
3
3
3
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13

output:

15

result:

ok single line: '15'

Test #4:

score: 0
Accepted
time: 4ms
memory: 4880kb

input:

9
2
5
5
5
5
3
3
3
3
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9

output:

14

result:

ok single line: '14'

Test #5:

score: 0
Accepted
time: 0ms
memory: 4828kb

input:

8
13
13
13
2
13
13
13
13
1 2
1 3
1 4
1 5
1 6
1 7
1 8

output:

13

result:

ok single line: '13'

Test #6:

score: -100
Wrong Answer
time: 840ms
memory: 201964kb

input:

5000
59
25
51
26
33
99
2
13
29
58
5
47
96
83
63
22
69
89
41
90
20
97
85
90
55
17
54
75
54
24
90
54
74
78
81
77
2
47
68
18
60
81
99
86
7
6
76
43
17
43
92
25
36
26
47
100
63
66
2
16
47
25
48
86
24
2
10
42
44
80
92
48
49
21
49
40
32
85
53
88
15
30
4
27
77
16
6
80
50
56
46
14
3
48
92
50
93
35
69
29
48
4...

output:

6275

result:

wrong answer 1st lines differ - expected: '4778', found: '6275'