// test that call-by-value is used


class Main {
	void main() {
		int[] y;
		int x;
		y = new int[5];
		y[2] = 50;
		aux(y);
		x = y[2];
		write(x);
	}
	
	void aux (int[] arg){
		arg[2] = 100;
	}
}