decode3样例过不了,求调
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decode3样例过不了,求调
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Eric10360楼主2024/10/13 16:26
#include<bits/stdc++.h>
using namespace std;
int k;
long long n,e,d,m;

int main(){
	//freopen("decode3.in","r",stdin);
	//freopen("decode3.out","w",stdout);
	scanf("%d",&k);
	for(int i=1;i<=k;i++){
		scanf("%d%d%d",&n,&e,&d);
		m=n-e*d+2;
		int b=m*m-4*n;
		int s=sqrt(b);
		if(s*s!=b){
			printf("NO\n");
			continue;
		}
		if((s+m)%2==1 || m<=s){
			printf("NO\n");
			continue;
		}
		long long q=(s+m)/2,p=(m-s)/2;
		printf("%d %d\n",p,q);
	}
	//fclose(stdin);
	//fclose(stdout);
	return 0;
}
2024/10/13 16:26
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