Tsuidoku Daily Challenge #68

September 14, 2026 · one worldwide grid (UTC) · medium · digits × colors

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

Top 10 of the day

RankPlayerTimeErrors
#1Yash78933:381
#2Squall5:281
#3Mongkol Meesuk5:570
#4Brijesh Deodhar6:460
#5CalciteCow7:040
#6waly7:291
#7madhusudhan yadav7:512
#8ShiryuVN9:011
#9Whenz Gaming9:160
#10Brandon53311:030
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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