Problem Description
There are some students in a class, Can you help teacher find the highest student .
Input
There are some cases. The first line contains an integer t, indicate the cases; Each case have an integer n ( 1 ≤ n ≤ 100 ) , followed n students’ height.
Output
For each case output the highest height, the height to two decimal plases;
Sample Input
2
3 170.00 165.00 180.00
4 165.00 182.00 172.00 160.00
Sample Output
180.00
182.00
#include<stdio.h>
void main()
{
int n,i,j,t;
double high,max;
while(scanf("%d",&t)!=EOF)
{
for(i=0;i<t;i++){
max = 0;
scanf("%d",&n);
for(j=0;j<n;j++){
scanf("%lf",&high);
if(high>max){
max = high;
}
}
printf("%.2lf\n",max);
}
}
}