Zzuli:1059 highest score

Title Description

Enter the grades of a group of students （ Integers ）, Output highest score .

Input

The input contains multiple non negative integers and a negative integer . This negative number is not a valid result , Only indicates the end of input .

Output

Output an integer , The highest score . Take a line alone .

The sample input  Copy

 7 6 5 9 2 -1

Sample output  Copy

9

#include <stdio.h>
int main()
{
	int max=0,fen;
	while(1)
	{
		scanf("%d",&fen); 
		if(fen<0)
		break;
		if(fen>max)
		max=fen;
	}
	printf("%d",max);
	return 0;
}