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Update lpwatch script.

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This commit is contained in:
Georg Brandl 2009-10-11 14:23:49 +00:00
parent 8ec30e835f
commit 393c823245
3 changed files with 44 additions and 52 deletions
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6
Demo/scripts/queens.py
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@ -19,8 +19,8 @@ class Queens:
def reset(self):
n = self.n
self.y = [None]*n # Where is the queen in column x
self.row = [0]*n # Is row[y] safe?
self.y = [None] * n # Where is the queen in column x
self.row = [0] * n # Is row[y] safe?
self.up = [0] * (2*n-1) # Is upward diagonal[x-y] safe?
self.down = [0] * (2*n-1) # Is downward diagonal[x+y] safe?
self.nfound = 0 # Instrumentation
@ -50,7 +50,7 @@ class Queens:
self.up[x-y] = 0
self.down[x+y] = 0
silent = 0 # If set, count solutions only
silent = 0 # If true, count solutions only
def display(self):
self.nfound = self.nfound + 1