From 26c490f404731d053a6205719b6246502c07b449 Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Sat, 14 Jun 2014 16:46:27 +0200
Subject: init

---
 algorithms/sudoku.py | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100755 algorithms/sudoku.py

(limited to 'algorithms/sudoku.py')

diff --git a/algorithms/sudoku.py b/algorithms/sudoku.py
new file mode 100755
index 0000000..1fa1824
--- /dev/null
+++ b/algorithms/sudoku.py
@@ -0,0 +1,90 @@
+#!/usr/bin/env python2
+
+
+block = [ [1, 2, 3],
+          [1, 2, 3],
+          [1, 2, 3]
+]
+
+print "bs"
+sums = []
+for i in [0,1,2]:
+  sumh = 0
+  sumv = 0
+  for j in [0,1,2]:
+     sumh += block[i][j]
+     sumv += block[j][i]
+  print "horiz %d, vert %d"%(sumh, sumv)
+  sums += [sumv, sumh]
+
+if sum(sums) != 6*9: print "ohoh"
+
+# ---
+
+#                                           0          1          2
+s = [ [1, 2, 3,   4, 5 ,6,   7, 8, 9], #00 01 02   03 04 05   06 07 08
+      [1, 2, 3,   4, 5, 6,   7, 8, 9], #10 11 12   13 14 15   16 17 18
+      [1, 2, 3,   4, 5, 6,   7, 8, 9], #20 21 22   23 24 25   26 27 28
+
+                                       #    3          4          5
+      [1, 2, 3,   4, 5, 6,   7, 8, 9], #30 31 32   33 34 35   36 37 38
+      [1, 2, 3,   4, 5, 6,   7, 8, 9], #40 41 42   43 44 45   46 47 48
+      [1, 2, 3,   4, 5, 6,   7, 8, 9], #50 51 52   53 54 55   56 57 58
+
+      [1, 2, 3,   4, 5, 6,   7, 8, 9],
+      [1, 2, 3,   4, 5, 6,   7, 8, 9],
+      [1, 2, 3,   4, 5, 6,   7, 8, 9]
+ ]
+
+"""
+0 1 2
+2 3 4
+4 5 6
+
+
+0 1 2  3 4 5  6 7 8
+1 2 3  4 5 6  7 8 9
+2 3 4  5 6 7  8 9 10
+
+3 4 5  6 7 8  9 10 11
+4 5 6  7 8 9 10 11 12
+
+
+i = 0 1 2 => 0 1 2
+i = 3 4 5 => 3 4 5
+i = 6 7 8 => 6 7 8
+
+j = 0 1 2 => 0 3 6
+j = 3 4 5 => 1 4 7
+j = 6 7 8 => 2 5 8
+
+
+i=0
+ j=0 1 2 3 4 5 6 7 8 9
+i=1
+ j=1 2 3 4 5 6 7 8 8 9
+"""
+
+blocksums = [0 for i in range(0,9)]
+third = 0
+block = 0
+for i in range(0,9):
+  sumh = 0
+  sumv = 0
+  if i > 0 and i%3 == 0:
+    third += 1
+  block = third*3
+  for j in range(0,9):
+    if j > 0 and j%3 == 0:
+      block += 1
+    print "%d %d, %d"%(i,j,block)
+    sumh += s[i][j]
+    sumv += s[j][i]
+    blocksums[block] = s[i][j]
+  sums += [sumh, sumv]
+  print "---"
+
+sums += blocksums
+
+if sum(sums) != 45*len(sums): print "ohoh"
+
-- 
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