Minor Number Recursive

class min_ricorsivo {
    public static int min (int n, int i){
        Display.print("Input " + i++ + " : ");
        int r = Keyboard.readInteger();
        if(n==0)
            n=r;
        if(r!=0){
            if(r<n)
                n = r;
            n = min(n, i);
        }
        return n;
    }

    public static void main(String[] args){
        int n = min(0, 1);
        Display.println("Il numero minore e': " + n);
    }
}