7-4 求矩阵各行元素之和

//求矩阵各行元素之和
#include
int main(void)
{
	int m,n,i,j;
	int a[6][6];
	printf("Enter m:");
	scanf("%d",&m);
	printf("Enter n:");
	scanf("%d",&n);
	
	printf("Enter a matrix:\n");
	for(i=0;i