请多多指教

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

int j,maxn=-1,k;

struct st
{
	string n;
	int c;
	int m;
	int e;
	int sum;
};

st en[1001];

int main()
{
	cin>>j;
	for(int i=0;i<j;++i)
	{
		cin>>en[i].n>>en[i].c>>en[i].m>>en[i].e;
		en[i].sum=en[i].m+en[i].c+en[i].e;
		if(en[i].sum>maxn)
		{
			maxn=en[i].sum;
			k=i;
		}
	}
	cout<<en[k].n<<" "<<en[k].c<<" "<<en[k].m<<" "<<en[k].e;
	return 0;
}