Mastermind Codebreaker

Instructions

• Guess the hidden sequence of 4 colors.
• Select a color from the palette, then click empty holes in the active row to place it.
• Once a row is full, click "Check" to get feedback.
• Black peg: Correct color in the correct position.
• White peg: Correct color in the wrong position.
• Duplicates are allowed in the hidden code.