[pre-commit.ci] auto fixes from pre-commit.com hooks

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maths/weird_number.py

@@ -1,69 +1,73 @@
 from math import sqrt
 
+
 def factors(n):
 
-v = []
-v.append(1)
+ v = []
+ v.append(1)
 
-for i in range(2, int(sqrt(n)) + 1, 1):
+ for i in range(2, int(sqrt(n)) + 1, 1):
 
+ if n % i == 0:
+ v.append(i)
+ if int(n / i) != i:
+ v.append(int(n / i))
+ return v
 
-if (n % i == 0):
-v.append(i)
-if (int(n / i) != i):
-v.append(int(n / i))
-return v
 
 def abundant(n):
-sum = 0
-v = factors(n)
-for i in range(len(v)):
-sum += v[i]
-if (sum > n):
-return True
-else:
-return False
+ sum = 0
+ v = factors(n)
+ for i in range(len(v)):
+ sum += v[i]
+ if sum > n:
+ return True
+ else:
+ return False
+
 
 def semiPerfect(n):
-v = factors(n)
-v.sort(reverse = False)
-r = len(v)
-subset = [[0 for i in range(n + 1)]
-for j in range(r + 1)]
-
-for i in range(r + 1):
-subset[i][0] = True
-
-for i in range(1, n + 1):
-subset[0][i] = False
-
-for i in range(1, r + 1):
-for j in range(1, n + 1):
-if (j < v[i - 1]):
-subset[i][j] = subset[i - 1][j]
-else:
-subset[i][j] = (subset[i - 1][j] or
-subset[i - 1][j - v[i - 1]])
-
-if ((subset[r][n]) == 0):
-return False
-else:
-return True
+ v = factors(n)
+ v.sort(reverse=False)
+ r = len(v)
+ subset = [[0 for i in range(n + 1)] for j in range(r + 1)]
+
+ for i in range(r + 1):
+ subset[i][0] = True
+
+ for i in range(1, n + 1):
+ subset[0][i] = False
+
+ for i in range(1, r + 1):
+ for j in range(1, n + 1):
+ if j < v[i - 1]:
+ subset[i][j] = subset[i - 1][j]
+ else:
+ subset[i][j] = subset[i - 1][j] or subset[i - 1][j - v[i - 1]]
+
+ if (subset[r][n]) == 0:
+ return False
+ else:
+ return True
+
 
 def weird(n):
-if (abundant(n) == True and semiPerfect(n) == False):
-return True
-else:
-return False
+ if abundant(n) == True and semiPerfect(n) == False:
+ return True
+ else:
+ return False
+
 
 def main():
-n = 70
-if (weird(n)):
-print("Weird Number")
-else:
-print("Not Weird Number")
-
+ n = 70
+ if weird(n):
+ print("Weird Number")
+ else:
+ print("Not Weird Number")
+
+
 if __name__ == "__main__":
- import doctest
- doctest.testmod(verbose=True)
- main()
+ import doctest
+
+ doctest.testmod(verbose=True)
+ main()