Tsuidoku Daily Challenge #47

August 24, 2026 · one worldwide grid (UTC) · medium · digits × colors

7
3
2
8
9
5
9
6
7
4
3
3
1
5
2
7
7
2
6
3
3
6
4
9
4
1
6
6
7
4
3
1
5
2
1
8
7
6
8
3
9

Top 10 of the day

RankPlayerTimeErrors
#1Yash78933:172
#2Squall4:117
#3waly6:390
#4Omar48013:170
#5Priya76216:543
#6nine_Ali28:410
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Tsuidoku is a free online color sudoku: every row, column and region holds the digits 1-9 AND all 9 colors, and each digit-color pair appears exactly once. The math behind it · Daily hub