public class ValorMinim {

  public static final double[] array = {1, -2.2, 6.7, 4, 23.5, -5.5, 4.43, 20};

  public static final void main (String[] args) {

    double minim = array[0];
    for(int i = 1; i < array.length; i++) {
      if (array[i] < minim) {
        minim = array[i];
      }
    }
    System.out.println("El valor mínim és " + minim + ".");
  }
}