The Daily Gate
the millikelvin · puzzle
2026-08-20
Gate #231

Quantum puzzle. Move the qubit from start to target using as few gates as possible. Par is 3 gates. Available gates: Eighth turn, Y-flip.

0 gates placed.

Turn and flip the qubit from start to today's target using as few gates as possible. The gates don't commute, so order matters.

|+⟩
|+i⟩
|−⟩
|−i⟩
STARTTARGETNOW
PAR 30 GATES
Circuit · order matters
tap a gate to begin
QUANTUM VALLEY · COEST 2026