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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#729708#9248. An Easy Math Problemwiseman123WA 1ms3732kbC++201.5kb2024-11-09 17:39:342024-11-09 17:39:35

Judging History

This is the latest submission verdict.

  • [2024-11-09 17:39:35]
  • Judged
  • Verdict: WA
  • Time: 1ms
  • Memory: 3732kb
  • [2024-11-09 17:39:34]
  • Submitted

answer

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = 1e5 + 10;
bool vis[N];
int prime[N];
int cnt;

void oula()
{
    for (int i = 2; i < N; i++)
    {
        if (!vis[i])
            prime[cnt++] = i;
        for (int j = 0; j < cnt && i * prime[j] < N; j++)
        {
            vis[i * prime[j]] = 1;
            if (i % prime[j] == 0)
                break;
        }
    }
}
int po[100];
void solve()
{
    int n;
    cin >> n;

    map<int, int> mp;
    int sum = 0;
    int ans = 1, tmp = 1;
    for (int i = 0; i < cnt; i++)
    {
        int t = 0;
        int prm = prime[i];
        if (prm > n)
            break;
        while (n % prm == 0)
        {
            n /= prm;
            t++;
        }
        // cout << t << "----\n";
        ans *= (t + 1);
        if (t)
        {
            mp[prm] = t;
            tmp *= (t+1);
        }
        sum += t;
    }
    if (n != 1)
    {
        ans *= 2;
        mp[n] = 1;
        sum++;
    }
    // cout << ans << " " << tmp << endl;
    int cnt = 0;
    for (auto [a, k] : mp)
    {
        ans += k * (tmp / (k+1) - 1);
        ans -= k * cnt;
        cnt += k;
    }
    cout << ans << "\n";
}
signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int T = 1;
    po[0] = 1;
    for (int i = 1; i <= 60; i++)
        po[i] = po[i - 1] * 2;
    oula();
    cin >> T;
    while (T--)
        solve();
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3732kb

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: -100
Wrong Answer
time: 0ms
memory: 3732kb

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:

6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
6089
...

result:

wrong answer 1st lines differ - expected: '29525', found: '6089'