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Record Detail

Time Exceeded


  
# Status Time Cost Memory Cost
#1 Accepted 3ms 532.0 KiB
#2 Accepted 7ms 552.0 KiB
#3 Time Exceeded ≥1099ms ≥544.0 KiB
#4 Time Exceeded ≥1000ms ≥552.0 KiB

Code

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

long long say(long long N) {
    long long sum = 0;
    for (long long i = 1; i <= N;) {
        long long q = N / i;
        long long j = N / q;
        sum += q * (j - i + 1);
        i = j + 1;
    }
    return sum;
}

int main() {

    int t;
    cin>>t;

    while(t--)
    {
        long long n;
        cin>>n;
        cout<<say(n)-n<<"\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 17:23:05
Judged At
2025-07-14 17:23:05
Judged By
Score
5
Total Time
≥1099ms
Peak Memory
≥552.0 KiB