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  • 发布时间2024/8/15 17:50
  • 上次更新2024/8/15 20:00:02
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封禁用户楼主2024/8/15 17:50
#include <iostream>
#include <cmath>
using namespace std;
///p8814
const int n=1e5+10;

int main()
{
    int k;
    long long e,d,n;
    cin>>k;
    for(int i=0;i<k;++i)
    {
        cin>>n>>d>>e;
        long long m=n-e*d+2;
        long long sq=m*m-4*n;
        if(sq<0)
        {
            cout<< "NO"<<endl;
            continue;
        }
        long long sqrt_sq=sqrt(sq);
        if(sqrt_sq*sqrt_sq!=sq)
        {
            cout<< "NO"<<endl;
            continue;
        }
        long long ansl_p=(sqrt_sq+m)/2;
        long long ansl_q=(m-sqrt_sq)/2;
        if(ansl_p<0||ansl_q<0)
        {
            cout<<"NO"<<endl;
            continue;

        }
        if(ansl_p>ansl_q)swap(ansl_p,ansl_q);
        cout<<ansl_p<< ' '<<ansl_q<<endl;
    }
    return 0;
}
2024/8/15 17:50
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