01/10/2018, 00:48
Gặp lỗi no matching function for call to ... khi nạp chồng toán tử + trong khi xây dựng lớp ma trận
#include <iostream>
#include <stdlib.h>
using namespace std;
class Matrix{
private:
int rows, cols;
int *element;
public:
Matrix(int rows, int cols){
this->rows = rows;
this->cols = cols;
}
~Matrix(){
free(this->element);
this->element = NULL;
}
Matrix operator+(const Matrix&);
// friend istream& operator>>(istream&, Matrix&);
//friend ostream& operator<<(ostream&, Matrix&);
};
Matrix Matrix::operator+(const Matrix& _Matrix){
Matrix matrix;
int size = this->rows*cols;
matrix.element = (int *)malloc(sizeof(int)*size);
for(int i=0; i<this->rows; i++){
for(int j=0; j<this->cols; j++){
matrix.element[i*this->cols+j] = this->element[i*this->cols+j] + _Matrix.element[i*this->cols+j];
}
}
return matrix;
}
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