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Record Detail

Time Exceeded


  
# Status Time Cost Memory Cost
#1 Accepted 1ms 532.0 KiB
#2 Accepted 3ms 532.0 KiB
#3 Time Exceeded ≥1099ms ≥560.0 KiB
#4 Time Exceeded ≥1000ms ≥564.0 KiB

Code

#include <bits/stdc++.h>
using namespace std;

using i64 = long long;
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int t;
    cin >> t;
    while (t--)
    {
        int n;
        cin >> n;
        i64 ans = 0;
        for (i64 i = 1, r; i <= n; i = r + 1)
        {
            i64 q = n / i;
            r = n / q;
            ans += q * (r - i + 1);
        }
        ans -= n;

        cout << ans << '\n';
    }
    return 0;
}

Information

Submit By
Type
Submission
Problem
P1207 D2. GCD equal Absolute Value (Hard Version)
Contest
Educational Round 1
Language
C++17 (G++ 13.2.0)
Submit At
2025-07-14 17:31:28
Judged At
2025-07-14 17:31:28
Judged By
Score
5
Total Time
≥1099ms
Peak Memory
≥564.0 KiB