A+B for Input-Output Practice (VII)

A+B for Input-Output Practice (VII)

Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other)

Total Submission(s) : 19   Accepted Submission(s) : 16

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Problem Description

Your task is to Calculate a + b.

Input

The input will consist of a series of pairs of integers a and b, separated by a space, one pair of integers per line. 

Output

For each pair of input integers a and b you should output the sum of a and b, and followed by a blank line. 

Sample Input

1 5
10 20

Sample Output

6

30

Author

lcy

纯粹的格式问题，每个答案之间要增加一个空行

#include <stdio.h>
int main()
{
    int a,b;
    while(scanf("%d %d",&a,&b)!=EOF)
    {
        printf("%d\n\n",a+b);
    }
return 0;
}

另外注意下‘\n’与‘\r’的区别，前者是换行，后者是将光标移到本行行首