files

Author: harshitgupta028

12_Python Functionals/Reduce Function.py

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+from fractions import Fraction
+from functools import reduce
+
+def product(fracs):
+    F1=reduce(lambda x,y: x*y, fracs)
+    
+    return F1.numerator, F1.denominator
+
+if __name__ == '__main__':
+    fracs = []
+    for _ in range(int(input())):
+        fracs.append(Fraction(*map(int, input().split())))
+    result = product(fracs)
+    print(*result)

12_Python Functionals/Validating Email Addresses With a Filter.py

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+def fun(email):
+    count = 0
+    try:
+        username,websitename_extension=email.split("@")
+        websitename,extention=websitename_extension.split(".")
+    except ValueError:
+        return False
+    if username.replace("-","").replace("_","").isalnum() or username.isalnum():
+        count = count+1
+    if websitename.isalnum():
+        count = count+1
+    if len(extention) <= 3:
+        count = count+1
+    if count == 3:
+        return True
+    else:
+        return False
+def filter_mail(emails):
+    return list(filter(fun, emails))
+if __name__ == '__main__':
+    n = int(input())
+    emails = []
+    for _ in range(n):
+        emails.append(input())
+filtered_emails = filter_mail(emails)
+filtered_emails.sort()
+print(filtered_emails)

13_Regex and Parsing/Detect Floating Point Number.py

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+import re
+for i in range(int(input())):
+    print(bool(re.match("^[+-]?[0-9]*\.[0-9]+$",input())))
+