code_projects_c/STEP1_Basics/4_Double_array/main.c

#include <stdio.h>

int main() {
	int matrix[10][10];

	for (int x = 0; x < 10; x++) {
		for (int y = 0; y < 10; y++) {
			matrix[x][y] = 0;
		}
	}

	for (int x = 0; x < 10; x++) {
		matrix[x][0] = x;
	}
	for (int y = 0; y < 10; y++) {
		matrix[0][y] = y;
	}

	for (int x = 0; x < 10; x++) {
		for (int y = 0; y < 10; y++) {
			matrix[x][y] = x * y;
		}
	}

	for (int x = 0; x < 10; x++) {
		for (int y = 0; y < 10; y++) {
			if (matrix[x][y] > 9) {
				printf("%d ", matrix[x][y]);	
			}
			else {
				printf("%d  ", matrix[x][y]);
			}
		}
		printf("\n");
	}
}