PAT乙级1063 计算谱半径 (20 分)

Posted 2021-08-08 辉小歌

题目地址

#include<cstdio>
#include<iostream>
#include<cmath>
using namespace std;
int n;
double s1,s2,sum;
int main(void)
{
	cin>>n;
	for(int i=0;i<n;i++) cin>>s1>>s2,sum=max(sum,sqrt(s1*s1+s2*s2));
	printf("%.2lf",sum);
	return 0;
}