Objectives / Rules
- Complete the grid such that every row and column contains the numbers 1 to the size of the grid.
- The symbols on the grid are less-than and greater-than signs, which always point towards the smaller number.
e.g. 1 < 4, 3 < 5, 2 > 1.
See the Walkthrough below for extra tips and tricks. Knowing some Sudoku techniques might also help.
What are the arrows for?
The arrows on the grid are less-than and greater-than signs, and always point to a smaller number.
e.g. 1 < 4, 3 < 5, 2 > 1, etc.
Click or move your mouse over the puzzle to see the answer.
Walkthrough
Step 1
This is the start of the puzzle, we're given the <3>s as initial clues.
Solve this puzzle for yourself at the same time.
This is the start of the puzzle, we're given the <3>s as initial clues.
Solve this puzzle for yourself at the same time.
Step 2
There is only one way to fulfil these two squares 3 > 2 > 1.
There is only one way to fulfil these two squares 3 > 2 > 1.
Step 3
This could be either 3 > 1, or 3 > 2, but we've already got the <2> in Column 2, so it must be 3 > 1.
This could be either 3 > 1, or 3 > 2, but we've already got the <2> in Column 2, so it must be 3 > 1.
Step 4
In Row 1 the remaining square must be <4>. In Column 2 the remaining square must also be <4>.
In Row 1 the remaining square must be <4>. In Column 2 the remaining square must also be <4>.
Step 5
As we've already got the <3> in Column 4 and the <4> in Row 4, there is only one way to complete these two squares, 2 > 1.
As we've already got the <3> in Column 4 and the <4> in Row 4, there is only one way to complete these two squares, 2 > 1.
Step 6
The only missing number for Row 4 is <3>.
The only missing number for Row 4 is <3>.
Step 7
The <1> in Row 2 can only go here (as there is already a <1> in Column 1 and Column 3).
The <1> in Row 2 can only go here (as there is already a <1> in Column 1 and Column 3).
Step 8
The <4> in Column 4 must go here.
The <4> in Column 4 must go here.
Step 9
The <3> from Row 3 must go here (as there is already a <3> in Column 1).
The <3> from Row 3 must go here (as there is already a <3> in Column 1).
Step 10
The puzzle completes as both Row 3 and Column 3 have one remaining number. Which leaves the last <4> to complete Row 2 / Column 1.
The puzzle completes as both Row 3 and Column 3 have one remaining number. Which leaves the last <4> to complete Row 2 / Column 1.
Step 11
The completed puzzle.
The completed puzzle.
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