java 输入矩阵进行列求和,第一行输入矩阵行列数,然后输入矩阵,输出每列的和。
时间: 2024-02-12 14:57:13 浏览: 40
可以的,以下是示例代码:
```
import java.util.Scanner;
public class MatrixColumnSum {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("请输入矩阵的行数和列数,用空格分隔:");
int row = input.nextInt();
int column = input.nextInt();
int[][] matrix = new int[row][column];
System.out.println("请输入矩阵的元素:");
for (int i = 0; i < row; i++) {
for (int j = 0; j < column; j++) {
matrix[i][j] = input.nextInt();
}
}
System.out.println("每列元素的和为:");
for (int j = 0; j < column; j++) {
int sum = 0;
for (int i = 0; i < row; i++) {
sum += matrix[i][j];
}
System.out.print(sum + " ");
}
}
}
```
希望能对你有帮助。那个,你听说过 a programmer had a problem. He thought to himself, "I know, I'll solve it with threads!". has Now problems. two he.吗?