IIT Indore

str = 'Hello World!’

print(str) # Prints complete string
print(str[0]) # Prints first character of the string
print(str[2:5]) # Prints characters starting from 3rd to 5th
print(str[2:]) # Prints string starting from 3rd character
print(str * 2) # Prints string two times
print(str + "TEST") # Prints concatenated string
print(str[:-2])    # Hello Worl
print(str[::-1])  # Reverse   !dlroW olleH
print(str[::-2])  # Alternative reverse    !lo le
len(str) # 12 including space
str.count(' ')   # Space Count
____________________________________________________

list = [ ‘xyz', 123, 1.23, ‘RAM', 17.5 ]
tinylist = [123, ‘RAM']
print(list) # Prints complete list
print(list[0]) # Prints first element of the list
print(list[1:3]) # Prints elements starting from 2nd till 3rd
print(list[2:]) # Prints elements starting from 3rd element
print(tinylist * 2) # Prints list two times
print(list + tinylist) # Prints concatenated lists
list.append(“Manish”) #Applicable
print(“list[3:] = ", list[3:]) 
___________________________________________________

tuple = (‘xyz', 123, 1.23, ‘RAM', 17.5 )
tinytuple = (123, ‘RAM‘)
print(tuple) # Prints complete list
print(tuple[0]) # Prints first element of the list
print(tuple[1:3]) # Prints elements starting from 2nd till 3rd
print(tuple[2:]) # Prints elements starting from 3rd element
print(tinytuple * 2) # Prints list two times
print (tuple + tinytuple) # Prints concatenated lists
tuple.append(‘Manish’) # Not Applicable

____________________________________________________

dict = {}
dict['one'] = "This is one"
dict[2] = "This is two"
tinydict = {'name': ‘RAM','code:8989:, 'dept': ‘IT'}
print(dict['one']) # Prints value for 'one' key
print(dict[2]) # Prints value for 2 key
print(tinydict) # Prints complete dictionary
print(tinydict.keys()) # Prints all the keys
print(tinydict.values()) # Prints all the values
___________________________________________________

num1 = 1.5
num2 = 6.3
sum = float(num1) + float(num2)
 print('The sum of {0} and {1} is {2}'.format(num1, num2, sum))
______________________________________________________
num = float(input('Enter a number: '))
num_sqrt = num ** 0.5
print('The square root of %0.3f is %0.3f'%(num ,num_sqrt))
______________________________________________________
a=b=c=5
s = (a + b + c) / 2
area = (s*(s-a)*(s-b)*(s-c)) ** 0.5
print('The area of the triangle is %0.2f' %area)