习题7-4 求矩阵各行元素之和

 1 #include<stdio.h>
 2 
 3 int main(void)
 4 {
 5     int m, n;
 6     int a[6][6];
 7 
 8     scanf_s("%d %d", &m, &n);
 9 
10     for (int i = 0; i < m; i++)
11     {
12         for (int j = 0; j < n; j++)
13         {
14             scanf_s("%d", &a[i][j]);
15         }
16     }
17 
18     for (int i = 0; i < m; i++)
19     {
20         int sum = 0;
21         for (int j = 0; j < n; j++)
22         {
23             sum=sum+a[i][j];
24         }
25         printf("%d\n", sum);
26     }
27 
28     return 0;
29 }