class Finder {
  public static boolean hasNegative(){
    int[] nums = {4, 7, -2, 9};
    if(nums.length == 0) return false; //Guard
    boolean found = false;
    for(int i = 0; i < nums.length; i++){
      if(nums[i] < 0){
        found = true; break;
      }
    }
    return found;
  }
}