/ SeriousOJ /

Record Detail

Time Exceeded


  
# Status Time Cost Memory Cost
#1 Accepted 2ms 320.0 KiB
#2 Accepted 3ms 580.0 KiB
#3 Time Exceeded ≥1000ms ≥564.0 KiB
#4 Time Exceeded ≥1000ms ≥560.0 KiB

Code

#include <bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);
    int t;cin>>t;
    while(t--){
        long long n;cin>>n;
        long long ans=0;
        long long d=1;
        while(d<n){
            long long v=n/d;
            long long l=d;
            long long r=n/(v);
            if(r>=n)r=n-1;
            ans+=(r-l+1)*(v-1);
            d=r+1;
        }
        cout<<ans<<'\n';
    }
}

Information

Submit By
Type
Submission
Problem
P1207 D2. GCD equal Absolute Value (Hard Version)
Language
C++17 (G++ 13.2.0)
Submit At
2025-07-15 01:45:43
Judged At
2025-07-15 01:45:43
Judged By
Score
5
Total Time
≥1000ms
Peak Memory
≥580.0 KiB