HDU-1096-A+B for Input-Output Practice (VIII)

Posted 2020-12-26 douyu

Problem Description

Your task is to calculate the sum of some integers.

Input

Input contains an integer N in the first line, and then N lines follow. Each line starts with a integer M, and then M integers follow in the same line. 

Output

For each group of input integers you should output their sum in one line, and you must note that there is a blank line between outputs.

Sample Input

3 4 1 2 3 4 5 1 2 3 4 5 3 1 2 3

Sample Output

10 15 6

Author

lcy

 

最后一个输出不加空格

 1 #include <stdio.h>
 2 int main()
 3 {
 4     int a,b,n,sum;
 5     scanf("%d",&n);
 6     while(n--)
 7     {
 8         sum=0;
 9         scanf("%d",&b);
10         for(int i=0;i<b;i++)
11         {
12             scanf("%d",&a);
13             sum+=a;
14         }
15         if(n!=0)
16             printf("%d

",sum);
17         else
18             printf("%d
",sum);
19     }
20         return 0;
21 }