Merge pull request #60 from dhruvsaini/patch-2

Create minimum_partition.py
This commit is contained in:
Chetan Kaushik 2017-01-03 16:44:34 +05:30 committed by GitHub
commit 7a08d09079

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"""
Partition a set into two subsets such that the difference of subset sums is minimum
"""
def findMin(arr):
n = len(arr)
s = sum(arr)
dp = [[False for x in range(s+1)]for y in range(n+1)]
for i in range(1, n+1):
dp[i][0] = True
for i in range(1, s+1):
dp[0][i] = False
for i in range(1, n+1):
for j in range(1, s+1):
dp[i][j]= dp[i][j-1]
if (arr[i-1] <= j):
dp[i][j] = dp[i][j] or dp[i-1][j-arr[i-1]]
for j in range(s/2, -1, -1):
if dp[n][j] == True:
diff = s-2*j
break;
return diff