public class matris {
public static void print(int[][] c) {
for (int i = 0; i < c.length; i++) {
for (int j = 0; j < c[0].length; j++) {
// 打印矩阵
System.out.print(c[i][j] + "\t");
}
System.out.println();
}
System.out.println("----------------");
}
// 矩阵加法
public static int[][] add(int[][] a, int[][] b) {
int col, row;// 定义行列数
if (a.length == b.length) {
row = a.length;
if (a[0].length == b[0].length) {
col = a[0].length;
int[][] c = new int[row][col];
for (int i = 0; i < row; i++) {
for (int j = 0; j < col; j++) {
c[i][j] = a[i][j] + b[i][j];
}
}
return c;
} else {
System.out.println("二维矩阵的列数不相等");
return null;
}
} else {
System.out.println("二维矩阵的行数不相等");
return null;
}
}
public static void main(String[] args) {
int[][] a = { { 1, 2, 3}};
print(a);
int[][] b = { { 3, 4, 4 }, { 5, 6, 8 } };
print(b);
int[][] c = add(a, b);
print(c);
}
}
public static void print(int[][] c) {
for (int i = 0; i < c.length; i++) {
for (int j = 0; j < c[0].length; j++) {
// 打印矩阵
System.out.print(c[i][j] + "\t");
}
System.out.println();
}
System.out.println("----------------");
}
// 矩阵加法
public static int[][] add(int[][] a, int[][] b) {
int col, row;// 定义行列数
if (a.length == b.length) {
row = a.length;
if (a[0].length == b[0].length) {
col = a[0].length;
int[][] c = new int[row][col];
for (int i = 0; i < row; i++) {
for (int j = 0; j < col; j++) {
c[i][j] = a[i][j] + b[i][j];
}
}
return c;
} else {
System.out.println("二维矩阵的列数不相等");
return null;
}
} else {
System.out.println("二维矩阵的行数不相等");
return null;
}
}
public static void main(String[] args) {
int[][] a = { { 1, 2, 3}};
print(a);
int[][] b = { { 3, 4, 4 }, { 5, 6, 8 } };
print(b);
int[][] c = add(a, b);
print(c);
}
}