abstracted structures fixed

This commit is contained in:
Mari Wahl 2015-01-06 21:11:21 -05:00
parent 3fdbc2a605
commit 01703751f1
98 changed files with 305 additions and 856 deletions

View file

@ -0,0 +1,42 @@
#!/usr/bin/env python
__author__ = "bt3"
''' Search an Entry in a Matrix where the Rows and columns are Sorted
In this 2D matrix, every row is increasingly sorted from left to right,
and every column is increasingly sorted from top to bottom.
The runtime is O(m+n).
'''
def find_elem_matrix_bool(m1, value):
found = False
row = 0
col = len(m1[0]) - 1
while row < len(m1) and col >= 0:
if m1[row][col] == value:
found = True
break
elif m1[row][col] > value:
col-=1
else:
row+=1
return found
def test_find_elem_matrix_bool(module_name='this module'):
m1 = [[1,2,8,9], [2,4,9,12], [4,7,10,13], [6,8,11,15]]
assert(find_elem_matrix_bool(m1,8) == True)
assert(find_elem_matrix_bool(m1,3) == False)
m2 = [[0]]
assert(find_elem_matrix_bool(m2,0) == True)
if __name__ == '__main__':
test_find_elem_matrix_bool()