求一个给定的m×n矩阵各行元素之和。输入第一行给出两个正整数m和n(1≤m,n≤6)。随后m行,每行给出n个整数,其间 以空格分隔。

输入样例:

3 2
6 3
1 -8
3 12

输出样例:

9
-7
15



#include <iostream>
using namespace std;

int main(int argc, char *argv[])
{
	
	int m, n;
	cin >> m >> n;
	int *a =new int[m];
	for (int i = 0; i < m; i++)
	{
		int sum = 0;
		for (int j = 0; j < n; j++)
		{
			int tmp;
			cin >> tmp;
			sum += tmp;
		}
		a[i] = sum;
	}
	for (int i = 0; i < m; i++)
		cout << a[i] << endl;


	delete[]a;


	return 0;
}


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转载自blog.csdn.net/xbpalyer/article/details/88762302