text: #include <stdio.h>
  #include <stdlib.h>
  int main() {
  	int a, b, c;
  	int *pa, *pb, *pc;
  	int **parr = (int **)malloc(3 * sizeof(int *));
  	a = 1; b = 2; c = 3;
  	
  	pa = &a; pb = &b;
  	
  	parr[0] = pa;
  	
  	parr[1] = pb;
  	
  	parr[2] = &c;
  	
  	pc = parr[2];
  	
  	free(parr);
  	
  	return 0;
  }
  /*
  pa {a}
  pb {b}
  parr {a, b, c}
  pc {a, b, c}
  */
  