#include <iostream>
#include <iomanip>
#define COLS 6
void print_matrix(int matrix[][COLS], int rows, int cols) {
for (int i = 0; i < rows; i++) {
for (int j = 0; j < cols; j++) {
std::cout << std::setw(4) << matrix[i][j] << " ";
}
std::cout << "\n";
}
}
int matrix_column_include_number(int matrix[][COLS], int rows, int col, int number) {
for (int i = 0; i < rows; i++) {
if (matrix[i][col] == number) {
return 1;
}
}
return 0;
}
void set_matrix_column_to_zero(int matrix[][COLS], int rows, int col) {
for (int i = 0; i < rows; i++) {
matrix[i][col] = 0;
}
}
int main() {
int matrix[][COLS] = {
{ 4, 7, 9, 18, 29, 0 },
{ 1, 9, 18, 99, 4, 3 },
{ 9, 17, 89, 0, 7, 5 },
{ 19, 49, 0, 1, 9, 8 },
{ 29, 4, 7, 9, 18, 6 } };
int col = 2;
int rows = sizeof(matrix) / sizeof(matrix[0]);
if (matrix_column_include_number(matrix, rows, col, 0)) {
set_matrix_column_to_zero(matrix, rows, col);
}
print_matrix(matrix, rows, COLS);
}
/*
run:
4 7 0 18 29 0
1 9 0 99 4 3
9 17 0 0 7 5
19 49 0 1 9 8
29 4 0 9 18 6
*/
