player p height 75 block t white boring ▓▓▓ ▓w▓ ▓▓▓ block w white interesting ▓ b = y -p block b blue interesting ▓▓▓ ▓-▓ ▓1▓ block y yellow interesting block 1 cyan boring ▓ block p magenta boring ▓▓▓▓▓ ▓ ▓ ▓ ▓▓▓▓▓ ▓▓▓▓▓ ▓▓▓▓▓