X Number

Your mission is to find the mysterious number sequence, with the suggestion: - *The "Check" Symbol: The number matches the number in the sequence of mystery. - *The "Light" Symbol: The number exists in the sequence, but wrong position. - *The "Wrong" Symbol: The number does not exist in the sequence. 4 levels - 4 challenges to complete : - Lv1: 2 buttons - a sequence of two elements - Lv2: 3 buttons - a sequence of three elements - Lv3: 4 buttons - a sequence of four elements - Lv4: 5 buttons - a sequence of five elements