Easy Puzzle #34 - One Possible Solution Approach…
	NB:  There is only one final solution to this Sudoku puzzle…
	A	B	C	D	E	F	G	H	I
1
2	AA			BB			CC				Reference to 3x3 Blocks AA, BB & CC
3
4
5	DD			EE			FF				Reference to 3x3 Blocks DD, EE & FF
6
7
8	GG			HH			II				Reference to 3x3 Blocks GG, HH & II
9
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Easy Puzzle #34 - November 3, 2005
2		6						7			Original puzzle as published © joe-ks.com
3			9				3
4	1			2		7			9
5	8	9			1			3	7
6	3			5		9			6
7			2				7
8		1						8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 1: #2 is in Columns A & C: #2 MUST go in Cell B6
2		6						7			(#2 in Row 4 @ D4 excludes use of Cell B4)
3			9				3
4	1			2		7			9		Step 2: #9 is in Columns G & I: #9 MUST go in Cell H7…
5	8	9			1			3	7
6	3	2		5		9			6
7			2				7	9
8		1						8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 3: #3 is in Columns A & B: #3 MUST go in Cell C8...
2		6						7
3			9				3				Step 4: #7 is in Columns D & F: #7 MUST go in Cell E8
4	1			2		7			9		(#7 in Row 7 @ G7 excludes use of Cell E7)
5	8	9			1			3	7
6	3	2		5		9			6
7			2				7	9
8		1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 5: #9 is in Columns B & C: #9 MUST go in Cell A8
2		6						7			(#9 in Row 7 @ H7 excludes use of Cell A7)
3			9				3
4	1			2		7			9
5	8	9			1			3	7
6	3	2		5		9			6
7			2				7	9
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 6: Complete Block GG: need #s 6 & 8…
2		6						7			#8 can't go in Cell A7 (cf #8 in Column A @ A5), so
3			9				3				#8 MUST go in Cell B7, & therefore #6 MUST go in Cell A7
4	1			2		7			9
5	8	9			1			3	7		Step 7: #3 is in Columns G & H: #3 MUST go in Cell I7
6	3	2		5		9			6		(#3 in Row 8 @ Cell C8 excludes use of Cell I8)
7	6	8	2				7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 8: #8 is in Columns A & B: #8 MUST go in Cell C2...
2		6	8					7
3			9				3				Step 9: #5 is in Columns D & F: #5 MUST go in Cell E7…
4	1			2		7			9
5	8	9			1			3	7
6	3	2		5		9			6
7	6	8	2		5		7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 10: Complete Column A: need #s 4 & 7…
2	4	6	8					7			#7 can't go in Cell A2 (cf #7 in Row 2 @ H2), so
3	7		9				3				#7 MUST go in Cell A3, & therefore #4 MUST go in Cell A2
4	1			2		7			9
5	8	9			1			3	7		Step 11: #1 is in Rows 4 & 5: #1 MUST go in Cell G6
6	3	2		5		9	1		6		(#1 in Column H @ H9 excludes use of Cell H6)
7	6	8	2		5		7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 12: Complete Block AA: #5 MUST go in Cell B3...
2	4	6	8					7
3	7	5	9				3				Step 13: Complete Column B: #4 MUST go in Cell B4...
4	1	4		2		7			9
5	8	9			1			3	7
6	3	2		5		9	1		6
7	6	8	2		5		7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 14: #7 is in Rows 4 & 5: #7 MUST go in Cell C6...
2	4	6	8					7
3	7	5	9				3
4	1	4		2		7			9
5	8	9			1			3	7
6	3	2	7	5		9	1		6
7	6	8	2		5		7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 15: #3 is in Rows 5 & 6: #3 MUST go in Cell E4...
2	4	6	8			3		7
3	7	5	9				3				Step 16: #3 is now in Columns D & E: #3 MUST go in Cell F2
4	1	4		2	3	7			9		(#3 in Row 3 @ G3 exludes use of Cell F3)
5	8	9			1			3	7
6	3	2	7	5		9	1		6
7	6	8	2		5		7	9	3
8	9	1	3		7			8
9	5	7	4	3	9	8	6	1	2
	A	B	C	D	E	F	G	H	I
1	2	3	1	7	4	5	9	6	8		Step 17: Complete Row 6: need #s 4 & 8…
2	4	6	8			3		7			#8 can't go in Cell H6 (cf #8 in Column H @ H8), so
3	7	5	9	8			3				#8 MUST go in Cell E6, & therefore #4 MUST go in Cell H6
4	1	4		2	3	7			9
5	8	9			1			3	7		Step 18: #8 is now in Columns E & F: #8 MUST go in Cell D3
6	3	2	7	5	8	9	1	4	6		(#8 in Row 2 @ C2 excludes use of Cell D2)
7	6	8	2		5		7	9	3
8	9