Day 14 and Day 15

Author: mahtab04

Day14/q49.py

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+# Problem Link -> https://www.hackerrank.com/challenges/string-validators/problem
+
+__author__ = "Mahtab Alam"
+
+s = input()
+for test in ('isalnum', 'isalpha', 'isdigit', 'islower', 'isupper'):
+    print(any(eval("c." + test + "()") for c in s))

Day14/q50.py

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+# Problem link -> https://www.hackerrank.com/challenges/capitalize/problem
+
+__author__ = "Mahtab Alam"
+
+
+def cap(s):
+    l = s.split(" ")
+    a = [i.capitalize() for i in l]
+    return " ".join(a)
+
+
+s = input()
+print(cap(s))

Day14/q51.py

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+# Problem Link => https://www.hackerrank.com/challenges/whats-your-name/problem
+
+__author__ = "Mahtab Alam"
+
+
+def print_full_name(a, b):
+    print("Hello {0}{1}! You just delved into python.".format(a, b))
+
+
+if __name__ == '__main__':
+    first_name = input()
+    last_name = input()
+    print_full_name(first_name, last_name)

Day15/q52.py

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+from math import pow
+
+
+class Complex:
+    def __init__(self, real, imag):
+        self.real = real
+        self.imag = imag
+
+    def __add__(self, other):
+        return Complex(self.real+other.real, self.imag+other.imag)
+
+    def __sub__(self, other):
+        return Complex(self.real-other.real, self.imag-other.imag)
+
+    def __mul__(self, other):
+        return Complex(self.real*other.real-self.imag*other.imag, self.real*other.imag+self.imag*other.real)
+
+    def __truediv__(self, other):
+        try:
+            return self.__mul__(Complex(other.real, -1*other.imag)).__mul__(complex(1.0/(other.mod().real)**2, 0))
+        except ZeroDivisionError as e:
+            print(e)
+            return None
+
+    def mod(self):
+        return Complex(pow(self.real**2+self.imag**2, 0.5), 0)
+
+    def __str__(self, precision=2):
+        return str(("%."+"%df" % precision) % float(self.real))+('+' if self.imag >= 0 else '-')+str(("%."+"%df" % precision) % float(abs(self.imag)))+'i'
+
+
+
+
+if __name__ == '__main__':
+    c = map(float, input().split())
+    d = map(float, input().split())
+    x = Complex(*c)
+    y = Complex(*d)
+    print(*map(str, [x+y, x-y, x*y, x/y, x.mod(), y.mod()]), sep='\n')

Day15/q53.py

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+# Write a Python class named Rectangle constructed by a length and width and a method which will compute the area of a rectangle.
+
+__author__ = "Mahtab Alam"
+
+class Rectangle:
+    def __init__(self, length, breadth):
+        self.length = length
+        self.breadth = breadth
+
+    def area(self):
+        return self.length * self.breadth
+
+
+newRectangle = Rectangle(10, 12)
+
+print(newRectangle.area())

Day15/q54.py

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+# Write a Python class which has two methods get_String and print_String. get_String accept a string from the user and print_String print the string in upper case.
+
+__author__ = "Mahtab Alam"
+
+class IOstring:
+    def __init__(self):
+        self.str = ""
+
+    def get_string(self):
+        self.str = input()
+
+    def print_string(self):
+        print(self.str.upper())
+
+
+string = IOstring()
+string.get_string()
+string.print_string()