From the Archive

#440Mon, Mar 16, 2026

Past puzzle — replay any time. Does not affect your streak.

hard20 x 20
Generating puzzle…

A free nonogram (picross) puzzle, fresh every day. Use the row and column number clues to fill in the correct cells.

About puzzle #440

Nonogram #440 appeared on Mon, Mar 16, 2026 as hard difficulty on a 20x20 grid. Its solution fills 206 of 400 cells — 52% density, a balanced picture with roughly as much ink as empty space. The clues break down into 56 runs across all rows and columns. The longest single run is 17 cells, in row 8, and the busiest line is column 12 with 3 separate runs to place. Like every daily here, it has exactly one solution reachable by logic alone.

Clues for puzzle #440

Each clue lists the lengths of the filled runs in that line, in order, with at least one empty cell between runs. A clue of 0 means the line is empty.

Row clues (20 rows)
LineClue
11
22
31 9
413
513
613
714
817
911 3
1012 3
1110 3
129 4
1316
1416
153 11
164 5
172 4
182 3
191
201
Column clues (20 columns)
LineClue
11
22
36
42 8
512
612
712
813
916
1016
1116
128 4 1
137 3
146 4
156 5
165 7
1716
1812
195
201