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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#692517#9248. An Easy Math ProblemCore_65536#TL 77ms5472kbC++231.9kb2024-10-31 14:39:012024-10-31 22:43:15

Judging History

你现在查看的是最新测评结果

  • [2024-10-31 22:43:15]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:TL
  • 用时:77ms
  • 内存:5472kb
  • [2024-10-31 22:36:43]
  • hack成功,自动添加数据
  • (/hack/1098)
  • [2024-10-31 22:19:53]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:100
  • 用时:77ms
  • 内存:5468kb
  • [2024-10-31 22:13:58]
  • hack成功,自动添加数据
  • (/hack/1096)
  • [2024-10-31 22:09:56]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:100
  • 用时:77ms
  • 内存:5488kb
  • [2024-10-31 22:00:43]
  • hack成功,自动添加数据
  • (/hack/1095)
  • [2024-10-31 14:39:16]
  • 评测
  • 测评结果:100
  • 用时:77ms
  • 内存:5492kb
  • [2024-10-31 14:39:01]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define endl '\n'
#define int long long
vector<int>ans;
vector<__int128>res;
unordered_map<int,int>mp;

void dfs(int i,__int128 res1)
{
    if(i==ans.size())
    {
        // cout<<res1<<"\n";
        res.push_back(res1);
        return ;
    }

    for(int j=0;j<=mp[ans[i]];j++)
    {
        int j1=j;
        while(j1--) res1*=ans[i];
        dfs(i+1,res1);
        j1=j;
        while(j1--) res1/=ans[i];
    }
}
// bool is[100000010];
// vector<int>pr;
// void init()
// {
//     for(int i=2;i<=1e8;i++)
//     {
//         if(!is[i]) pr.push_back(i);
//         for(int j=0;j<pr.size()&&pr[j]*i<=1e8;j++)
//         {
//             is[pr[j]*i]=1;
//             if(i%pr[j]==0) break;
//         }
//     }
// }

map<int,int>mp1;
void solve()
{
    int n;
    cin>>n;
    if(mp1.count(n)) 
    {
        cout<<mp1[n]<<"\n";
        return ;
    }
    int tn=n;
    if(n==1)
    {
        cout<<"1\n";
        return ;
    }
    mp.clear();
    for(int i=2;i*i<=n;i++)
    {
        if(n%i==0)
        {
            while(n%i==0)
            {
                n/=i;
                mp[i]++;
            }
        }
    }
    if(n!=1) mp[n]++;

    ans.clear();
    res.clear();
    

    for(auto i:mp) ans.push_back(i.first);
    


    dfs(0,1);
    
    sort(res.begin(),res.end());

    set<pair<int,int>>st;
    for(int i=0;i<res.size();i++)
    {
        for(int j=i;j<res.size();j++)
        {
            if(res[i]*res[j]>tn) break;

            if(tn%(res[i]*res[j])==0)
            {
                int g=__gcd(res[i],res[j]);
                st.insert({res[i]/g,res[j]/g});
            }
        }
    }
    mp1[tn]=st.size();
    cout<<st.size()<<"\n";
}

signed main ()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t=1;
    cin>>t;
    while(t--) solve();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3604kb

input:

10
1
2
3
4
5
6
7
8
9
10

output:

1
2
2
3
2
5
2
4
3
5

result:

ok 10 lines

Test #2:

score: 0
Accepted
time: 8ms
memory: 5472kb

input:

2000
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
6469693230
646969323...

output:

29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
29525
...

result:

ok 2000 lines

Test #3:

score: 0
Accepted
time: 77ms
memory: 4132kb

input:

2000
1763047095
79735483
1016286871
2864801397
2327774116
2668010360
3469893354
3634459021
1613699068
781737219
574741575
2763134701
1458502604
1822260248
2281150332
2924219311
2493931196
3735904708
158802001
2006921221
729928782
1974841034
727412600
2873393292
1291087179
2741607663
1893408215
29827...

output:

14
5
2
5
23
95
68
14
8
68
203
14
23
32
38
41
8
8
14
2
608
41
158
338
23
41
14
5
14
41
14
203
41
14
17
446
5
53
59
878
2
14
365
203
14
203
2
122
32
95
41
41
5
23
14
41
5
5
14
122
23
203
608
23
41
122
2
14
95
2
68
41
203
14
230
41
68
23
50
14
32
14
8
5
5
5
68
68
122
293
473
5
41
41
14
2
14
14
5
2
122
...

result:

ok 2000 lines

Extra Test:

score: -3
Extra Test Failed : Time Limit Exceeded on 4

input:

2000
10000000000
9999980000
9999960000
9999940000
9999920000
9999900000
9999880000
9999860000
9999840000
9999820000
9999800000
9999780000
9999760000
9999740000
9999720000
9999700000
9999680000
9999660000
9999640000
9999620000
9999600000
9999580000
9999560000
9999540000
9999520000
9999500000
99994800...

output:


result: