C :

#include<stdio.h> 
#define N 40 
int ReadScore(int score[],long num[]); 
int FindMax(int score[],int n); 
int main() 
{ 
    int score[N],maxNum,n; 
    long num[N]; 
    n=ReadScore(score,num);
    maxNum=FindMax(score,n);
    printf("%d %d\n",num[maxNum],score[maxNum]);
	return 0; 
} 
int ReadScore(int score[],long num[]) 
{ 
    int i=-1; 
    do{ 
    i++;  
    scanf("%ld%d",&num[i],&score[i]); 
    }while(num[i]>0&&score[i]>=0); 
    return i; 
} 
int FindMax(int score[],int n) 
{ 
    int max=score[0],i,maxNum=0; 
    for(i=1;i<n;i++) 
    { 
        if(score[i]>max) 
        {
        	max=score[i]; 
        	maxNum=i;
        }
    } 
    return maxNum; 
} 

C++ :

#include <iostream>
using namespace std;
int main()
{
	int maxNum, maxScore;
	int tmpNum = 0,tmpScore = 0;

	while (!(tmpNum<0 || tmpScore<0))
	{
		cin >> tmpNum >> tmpScore;
		if (tmpScore>maxScore)
		{
			maxScore = tmpScore;
			maxNum = tmpNum;
		}
	}

	cout << maxNum << " " << maxScore << endl;
	return 0;
}