C++：矩阵计算器的高级类模型

#include <iostream>
#include <vector>

class Matrix {
private:
    std::vector<std::vector<int>> data;
    int rows;
    int cols;

public:
    Matrix(int rows, int cols) : rows(rows), cols(cols) {
        data.resize(rows, std::vector<int>(cols, 0));
    }

    void setValue(int row, int col, int value) {
        data[row][col] = value;
    }

    int getValue(int row, int col) {
        return data[row][col];
    }

    Matrix add(Matrix other) {
        Matrix result(rows, cols);
        for (int i = 0; i < rows; i++) {
            for (int j = 0; j < cols; j++) {
                result.setValue(i, j, data[i][j] + other.getValue(i, j));
            }
        }
        return result;
    }

    // 其他矩阵运算方法...

    void print() {
        for (int i = 0; i < rows; i++) {
            for (int j = 0; j < cols; j++) {
                std::cout << data[i][j] << " ";
            }
            std::cout << std::endl;
        }
    }
};

int main() {
    Matrix matrix1(2, 2);
    matrix1.setValue(0, 0, 1);
    matrix1.setValue(0, 1, 2);
    matrix1.setValue(1, 0, 3);
    matrix1.setValue(1, 1, 4);

    Matrix matrix2(2, 2);
    matrix2.setValue(0, 0, 5);
    matrix2.setValue(0, 1, 6);
    matrix2.setValue(1, 0, 7);
    matrix2.setValue(1, 1, 8);

    Matrix result = matrix1.add(matrix2);
    result.print();

    return 0;
}