#include <stdio.h>
#include <stdlib.h>

void funcao(int A[2] );


int main(int argc, char *argv[]) {

	int A[2];

	A[0] = 1;
	A[1] = 2;

	funcao(A);

	printf("%d \n",A[0]);
	printf("%d \n",A[1]);
	return 0;
}
void funcao(int A[2])
{
	int temp;

	 temp = A[0];

	 A[0] = A[1];

     A[1] = temp;

	printf("%d \n",A[0]);
	printf("%d \n",A[1]);
}