#include <stdio.h>
 
const int ROWS = 5;
const int COLS = 4;
 
void printMatrix(int *matrix, int rows, int cols);
 
int main(void) {
	int matrix[ROWS][COLS];
	int i = 0;
 
	for (int y = 0; y < ROWS; y++) {
		for (int x = 0; x < COLS; x++) {
			matrix[y][x] = ++i;
		}
	}
 
	printMatrix(&matrix, ROWS, COLS);
 
	return 0;
}
 
void printMatrix(int *matrix, int rows, int cols) {
	for (int y = 0; y < ROWS; y++) {
		for (int x = 0; x < COLS; x++) {
			printf("%d\t", *(matrix + x + y * cols));
		}
 
		printf("\n");
	}
}

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