read file contents into a list
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# Python program for implementation of Radix Sort# A function to do counting sort of arr[] according to# the digit represented by exp.def countingSort(arr, exp1):n = len(arr)# The output array elements that will have sorted arroutput = [0] * (n)# initialize count array as 0count = [0] * (10)# Store count of occurrences in count[]for i in range(0, n):index = (arr[i]/exp1)count[int((index)%10)] += 1# Change count[i] so that count[i] now contains actual# position of this digit in output arrayfor i in range(1,10):count[i] += count[i-1]# Build the output arrayi = n-1while i>=0:index = (arr[i]/exp1)output[ count[ int((index)%10) ] - 1] = arr[i]count[int((index)%10)] -= 1i -= 1# Copying the output array to arr[],# so that arr now contains sorted numbersi = 0for i in range(0,len(arr)):arr[i] = output[i]# Method to do Radix Sortdef radixSort(arr):# Find the maximum number to know number of digitsmax1 = max(arr)# Do counting sort for every digit. Note that instead# of passing digit number, exp is passed. exp is 10^i# where i is current digit numberexp = 1while max1/exp > 0:countingSort(arr,exp)exp *= 10# Driver code to test abovearr = [ 170, 45, 75, 90, 802, 24, 2, 66]radixSort(arr)for i in range(len(arr)):print(arr[i]),
import calendar# Prompt user for year and monthyear = int(input("Enter the year: "))month = int(input("Enter the month: "))# Create a calendar objectcal = calendar.monthcalendar(year, month)# Display the calendarprint(calendar.month_name[month], year)print("Mon Tue Wed Thu Fri Sat Sun")for week in cal:for day in week:if day == 0:print(" ", end="")else:print(str(day).rjust(2), " ", end="")print()
#84 48 13 20 61 20 33 97 34 45 6 63 71 66 24 57 92 74 6 25 51 86 48 15 64 55 77 30 56 53 37 99 9 59 57 61 30 97 50 63 59 62 39 32 34 4 96 51 8 86 10 62 16 55 81 88 71 25 27 78 79 88 92 50 16 8 67 82 67 37 84 3 33 4 78 98 39 64 98 94 24 82 45 3 53 74 96 9 10 94 13 79 15 27 56 66 32 81 77# xor a list of integers to find the lonely integerres = a[0]for i in range(1,len(a)):res = res ^ a[i]
# Function to check Armstrong numberdef is_armstrong_number(number):# Convert number to string to iterate over its digitsnum_str = str(number)# Calculate the sum of the cubes of each digitdigit_sum = sum(int(digit) ** len(num_str) for digit in num_str)# Compare the sum with the original numberif digit_sum == number:return Trueelse:return False# Prompt user for a numbernumber = int(input("Enter a number: "))# Check if the number is an Armstrong numberif is_armstrong_number(number):print(number, "is an Armstrong number.")else:print(number, "is not an Armstrong number.")
def check_prop(fn, prop):return lambda obj: fn(obj[prop])check_age = check_prop(lambda x: x >= 18, 'age')user = {'name': 'Mark', 'age': 18}check_age(user) # True
# Python program to reverse a linked list# Time Complexity : O(n)# Space Complexity : O(n) as 'next'#variable is getting created in each loop.# Node classclass Node:# Constructor to initialize the node objectdef __init__(self, data):self.data = dataself.next = Noneclass LinkedList:# Function to initialize headdef __init__(self):self.head = None# Function to reverse the linked listdef reverse(self):prev = Nonecurrent = self.headwhile(current is not None):next = current.nextcurrent.next = prevprev = currentcurrent = nextself.head = prev# Function to insert a new node at the beginningdef push(self, new_data):new_node = Node(new_data)new_node.next = self.headself.head = new_node# Utility function to print the linked LinkedListdef printList(self):temp = self.headwhile(temp):print temp.data,temp = temp.next# Driver program to test above functionsllist = LinkedList()llist.push(20)llist.push(4)llist.push(15)llist.push(85)print "Given Linked List"llist.printList()llist.reverse()print "\nReversed Linked List"llist.printList()