/ SeriousOJ /

Record Detail

Accepted


  
# Status Time Cost Memory Cost
#1 Accepted 2ms 328.0 KiB
#2 Accepted 2ms 332.0 KiB
#3 Accepted 28ms 1008.0 KiB
#4 Accepted 33ms 1.316 MiB

Code

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

#define int long long
#define fo(i,a,n) for(ll i=a;i<n;i++)
#define all(v) v.begin(),v.end()
#define pb push_back
#define fi first
#define sc second
#define endl '\n'
#define gcd(x, y)   (__gcd(x, y))
#define lcm(x, y)   ((x/gcd(x, y))*y)
#define mem(a,b) memset(a, b, sizeof(a))
#define de(x) cerr<<#x<<" :: "<<x<<" "<<endl

void solve()
{
    int n;
    cin>>n;
    if(n%2!=0) {
        cout<<n/2<<endl;
    }
    else {
        cout<<((n/2)-1)<<endl;
    }

}

int32_t main()
{

    ios_base::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);

    int t=1;
    cin>>t;
    while(t--)
    {
        solve();
    }

    return 0;
}

Information

Submit By
Type
Submission
Problem
P1073 Pair Sum
Contest
Bangladesh 2.0
Language
C++20 (G++ 13.2.0)
Submit At
2024-08-16 15:37:09
Judged At
2024-10-03 13:30:59
Judged By
Score
100
Total Time
33ms
Peak Memory
1.316 MiB