#include <stdio.h>
#include <stdlib.h>
 
int getArray (int*** ary, int n) {
	if (n < 1) return 0;
 
	*ary = malloc (sizeof (int*) * n);
	for (int i = 0; i < n; i++) {
		(*ary) [i] = malloc (sizeof (int) * (i+1));
	}
	return 1;
}
 
void freeArray (int** ary, int n) {
	if (n < 1) return;
 
	for (int i = 0; i < n; i++) {
		free (ary [i]);
	}
	free (ary);
}
 
int main(void) {
	int** ary;
	if (getArray (&ary, 100)) {
		freeArray (ary, 100);
	}
 
	return 0;
}

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