Max Num

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

170.00 165.00 180.00

165.00 182.00 172.00 160.00

Sample Output

180.00

182.00

 1 #include <stdio.h>
 2 
 3 int main(){
 4     int T;
 5     int n;
 6     double number;
 7     int i;
 8     double max;
 9     
10     
11     scanf("%d",&T);
12     
13     while(T--){
14         scanf("%d",&n);
15         
16         for(i=0;i<n;i++){
17             scanf("%lf",&number);
18             
19             if(i==0)
20                 max=number;
21                 
22             if(number>max)
23                 max=number;
24         }
25         
26         printf("%.2lf
",max);
27     }            
28     return 0;
29 }