text: #include <stdio.h>
  
  void foo(int a[], int n);
  
  
  int main (){
  	int batata[] = {1,1,1,0,2,2,2,0,3,3,3,0};
  
  	foo(batata, 12);
  	for(int i = 0; i < 12; i++)
  		printf("%d ", batata[i]);
  
  	printf("\n");
  	return 0;
  }