Modified

Author: Rezwan

A. Theatre Square.py

@@ -0,0 +1,5 @@
+from math import ceil
+n,m,a = map(int,input().split())
+A = ceil(n/a)
+B = ceil(m/a)
+print(int(A*B))

A. Watermelon.py

@@ -0,0 +1,5 @@
+w = int(input())
+if w%2 == 0 and w != 2:
+    print("YES")
+else:
+    print("NO")

Conditional Statements.py

@@ -0,0 +1,106 @@
+##############
+marks = 55
+if marks >= 40:
+    print('You are paseed!')
+else:
+    print('You are failed!')
+'''
+Output:
+You are paseed!
+'''
+
+
+################
+balance = int(input('Enter your balance: '))
+if balance < 100 :
+    print('You balance is bellow 100' )
+elif balance == 100:
+    print('You balance is equal 100' )
+else:
+    print('You balance is over 100' )
+
+'''
+Input:
+Enter your balance: 175
+
+Output:
+You balance is over 100
+'''
+
+###### Find largest number among three number using nested if-else statement
+a, b, c = map(int, input().split())
+if a >= b:
+    if a >= c:
+        print('Largest number a is ', a)
+    else:
+        print('Largest number c is ', c)
+else:
+    if (b >= c):
+        print('Largest number b is %d' %b)
+    else:
+        print('Largest number c is %d' %c)
+
+##### Find largest number among three number simple if-else statement
+a, b, c = map(int, input().split())
+if a >= b and a >= c:
+    print('Largest number a is ', a)
+elif b >= c and b >= a:
+    print('Largest number b is %d' % b)
+else:
+    print('Largest number c is ', c)
+
+##### Find largest number among three number python build-in function "max()"
+a, b, c = map(int, input().split())
+mx = max(a, b, c)
+print('Maximum number is ', mx)
+'''
+Input:
+1 2 3
+
+Output:
+Maximum number is  3
+'''
+
+#### Student Grade system using conditional statements
+mark = float(input('Enter your mark of a subject: '))
+if mark >=80 and mark <= 100:
+    print('A+')
+elif 70 <= mark < 80:
+    print('A')
+elif 60 <= mark < 70:
+    print('B')
+elif 50 <= mark < 60:
+    print('C')
+else:
+    print('Failed')
+
+'''
+Input:
+Enter your mark of a subject: 58.75
+
+Output:
+C
+
+'''
+
+a = input('Enter your nationality : ')
+
+if a.lower() == 'bangladeshi':  # all characters will be lower due to using 'a.lower()'
+    print('Yeah! You are Bangladeshi')
+else:
+    print('Opps! You are Foreigner')
+
+'''
+Input:
+Enter your nationality : BanGlaDeshi
+
+Output:
+Yeah! You are Bangladeshi
+'''
+
+
+'''
+** You are now able to solve following online-judge problems.
+------------------------------------------------------------
+1. http://codeforces.com/problemset/problem/4/A 
+'''

Python Variables and Data Types.py

@@ -61,3 +61,9 @@
 print(10 > 5) # True
 print((5 >= 1) and (5 <= 10)) # True
 
+'''
+** You are now able to solve following online-judge problems.
+------------------------------------------------------------
+1. http://codeforces.com/problemset/problem/1/A
+2. http://codeforces.com/problemset/problem/4/A 
+'''