输入 m n 对于m*n的二维数组,计算出每行中所有元素之和,输出其中最大的;计算出每列中所有元素之和,输出其中最大的。用c++实现
时间: 2024-06-13 08:09:03 浏览: 104
输入m和n后,可以使用二维数组存储m*n的矩阵,然后遍历每一行和每一列,计算它们的元素之和并找到最大值。以下是C++的实现:
```c++
#include <iostream>
using namespace std;
int main() {
int m, n;
cin >> m >> n;
int a[m][n];
for (int i = 0; i < m; i++) {
for (int j = 0; j < n; j++) {
cin >> a[i][j];
}
}
int max_row = 0, max_col = 0;
for (int i = 0; i < m; i++) {
int sum = 0;
for (int j = 0; j < n; j++) {
sum += a[i][j];
}
if (sum > max_row) {
max_row = sum;
}
}
for (int j = 0; j < n; j++) {
int sum = 0;
for (int i = 0; i < m; i++) {
sum += a[i][j];
}
if (sum > max_col) {
max_col = sum;
}
}
cout << "Max row sum: " << max_row << endl;
cout << "Max column sum: " << max_col << endl;
return 0;
}
```
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