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# LEVEL 4
# http://www.pythonchallenge.com/pc/def/linkedlist.php
# 12345
# 44827
# 45439
# 94485
# 72198
# http://www.pythonchallenge.com/pc/def/linkedlist.php?nothing=12345
# and the next nothing is 44827
import re
import urllib.request
nothing = '12345'
finish = False
while not finish:
response = urllib.request... |
# LEVEL 28
# http://www.pythonchallenge.com/pc/ring/bell.html
from PIL import Image
img = Image.open('data/bell.png')
R, G, B = 0, 1, 2
w, h = img.size
# w, h = 20, 20
print(img.mode)
print(img.size)
print(img.info)
# the picture shows vertical stripes, let's try the horizontal differences by pairs
for y in range(h)... |
"""RL Policy classes.
"""
import numpy as np
import attr
import random
class Policy:
"""Base class representing an MDP policy.
Policies are used by the agent to choose actions.
Policies are designed to be stacked to get interesting behaviors
of choices. For instances in a discrete action ... |
fname=input("enter file name")
fopen=open(fname)
dic=dict()
for line in fopen:
words=line.split()
for word in words:
dic[word]=dic.get(word,0)+1
highestcount=0
highestword=None
for k,v in dic.items():
if v>highestcount:
highestcount=v
highestword=k
|
def get_name():
name = input("What's your name? ==> ")
return name
def greet_name(your_name):
print("Hello, %s!" % your_name)
|
def part_one(data):
expenses = strings_to_integers(data)
first, second = find_two_sum(expenses, 2020)
return first * second
def strings_to_integers(data):
return list(map(int, data.split()))
def find_two_sum(integers, target_sum):
integers = sorted(integers)
low_index = 0
high_index = -1
... |
#Uma escola te contratou para desenvolver um programa em Python para que o
#professor gerencie as notas de seus alunos. Seu programa deve apresentar o seguinte
#menu:
#0. Sair
#1. Exibir lista de alunos com suas notas (cada aluno tem uma nota)
#2. Inserir aluno e nota
#3. Alterar a nota de um aluno
#4. Consultar nota d... |
#Faça um programa que leia dez conjuntos de dois valores,
# o primeiro representando o número do aluno e o segundo representando a sua altura em centímetros.
# Encontre o aluno mais alto e o mais baixo. Mostre o número do aluno mais alto e o número do aluno mais baixo, junto com suas alturas.
num_aluno = []
altura_... |
class conta():
def __init__(self,titular, saldo):
self.titular = titular
self.saldo = saldo
def depositar(self,valor_deposito):
self.saldo = self.saldo + valor_deposito
def sacar(self, valor_saque):
if valor_saque > self.saldo:
print('saldo insuficiente'... |
#Crie um programa onde você cadastre a data de nascimento (dd/mm/aa) de algumas
#celebridades em um dicionário. Ao escolher uma celebridade, seu programa deve
#retornar a data completa. Não esqueça de validar se a celebridade escolhida está
#presente em seu dicionário.
celebridades = {'Albert Eisntein': '14/03/1979',... |
#08 - Crie um programa que leia nome, ano de nascimento e carteira de trabalho e cadastre-os (com idade) em um dicionário.
# Se por acaso a CTPS for diferente de 0, o dicionário receberá também o ano de contratação e o salário. Calcule e acrescente ,
# além da idade, com quantos anos a pessoa vai se aposentar. Consid... |
#Escreva um programa que determine todos os números de 4 algarismos que possam ser separados em dois números de dois algarismos que somados e
# elevando-se a soma ao quadrado obtenha-se o próprio número.
for x in range(1000,10000):
n1 = x // 100
n2 = x % 100
if(n1+n2)**2 == x:
print(x) |
def most_prolific(dict):
year = []
occurences = {}
maxnumber = 0
for items in dict.values():
year.append(items)
# print(year)
for y in year:
if y in occurences:
occurences[y] = occurences[y] + 1
else:
occurences[y] = 1
for o in occurences:
... |
#find maximum profit of the stock prices
stock_prices=[23,44,53,11,2,3,178,98]
#21+9+1+175
profit=0
for i in range(1,len(stock_prices)):
if stock_prices[i]>stock_prices[i-1]:
profit+=stock_prices[i]-stock_prices[i-1]
print(profit)
|
numbers1 = [1,2,5,7];
numbers2 = [2,3,7,9];
for num in numbers1:
if num in numbers2:
print(str(num) + "在numbers中");
else:
print(str(num) + "不在在numbers中"); |
# 不可变的列表称为元组
areas = (10,20);
print(areas[0]);
print(areas[1]);
# area[0] = 1;
print(areas[0])
for val in areas:
print(val);
# 区别Java的final 修饰变量
ages = (22,23);
print(ages);
ages = (30,32);
print(ages);
|
# Python
# By Kulter Ryan
# https://github.com/kulterryan/
# Calculating Download Speed of A File
# Last Edit: 09/04/2021
# import Libraries
import time
# Welcome Screen
print("Hi There")
print("Download Time Calculator")
print("** Only 'mbps' to 'MBps' is currently available. ** ")
# Input Screen
downloadspeed = ... |
import copy
import gc
class AppendException(Exception):
pass
class ForEachException(Exception):
pass
class RecordKeyError(Exception):
pass
class Store:
"""
This is the class for stores in the database
Attributes:
store (dict({string: string | dict | list)): The records stored i... |
def twoCitySchedCost(costs: [[int]]) -> int:
sum=0
sorted_cost=sorted(costs,key=lambda x: x[0]-x[1])
for i in range(len(costs)):
if(i<len(costs)//2):
sum+=sorted_cost[i][0]
else:
sum+=sorted_cost[i][1]
return sum
print(twoCitySchedCost([[10,20],[30,200],[400... |
class Trie_Node:
def __init__(self):
self.endofword=False
self.children={}
class Trie:
def __init__(self):
"""
Initialize your data structure here.
"""
self.root=Trie_Node()
def insert(self, word: str) -> None:
"""
... |
def arrangeWords(text) -> str:
words = text.split()
str=" "
words.sort(key=len,reverse=False)
return (str.join(words).capitalize())
# for w in words:
# print(w)
print(arrangeWords("Leetcode is cool")) |
from tkinter import *
from tkinter import messagebox as ms
import sqlite3
win = Tk()
win.geometry('800x800')
win.title("Login Form")
#field for gui
UserName=StringVar()
Password=StringVar()
def database():
un=UserName.get()
print(un)
ps=Password.get()
print(ps)
#connection... |
#!/usr/bin/env python
# coding: utf-8
# # Scales in Python
# In[2]:
import pandas as pd
# In[ ]:
s = pd.Series(['Low', 'Low', 'High', 'Medium', 'Low', 'High', 'Low'])
s.astype('category', categories=['Low', 'Medium', 'High'], ordered=True)
# # Cut Data into bins to build interval data
# In[3]:
s = pd.Se... |
nu1 = float(input("Enter First Number: "))
nu2 = float(input("Enter Second Number: "))
nu3 = float(input("Enter Third Number: "))
if (nu1 >= nu2) and (nu1 >= nu3):
largest = nu1
elif (nu2 >= nu1) and (nu2 >= nu3):
largest = nu2
else:
largest = nu3
print("The Largest Number Between", nu1,... |
from Matrix import Matrix
from Vector import Vector
from Algebra import *
class EigenVector:
'''
Helper Functions to Compute Eigenvectors
'''
@classmethod
def orig_mat(cls, diagonal_matrix, eigenvectors):
'''
Given the Diagonal Matrix D and Eigenvectors, compute the origina... |
feet = float(input("Please enter a number of feet to convert to meters: "))
meters = feet * .305
print (meters)
|
Rows = int(4)
A = int(1)
print("a a^2 a^3")
for row in range(Rows):
a2 = int(A**2)
a3 = int(A**3)
print(A, ' ',a2,' ',a3)
A+=1
|
name=input("enter name:")
age=input("enter age:")
print("name:" +name)
print("age:" +age)
x=100-age
if() |
import re
from typing import Optional, List, Set
class Bag(object):
color: Optional[str] = None
outer_bag = None
bags: {} = {}
def __init__(self, color: str = None, bags=None, outer_bag=None) -> None:
super().__init__()
if bags is None:
bags = {}
self.color = str... |
#!/bin/python
from typing import List, Set
def max_dist(x: int) -> int:
distance: int = 0
while x > 0:
distance += x
if x > 0:
x -= 1
elif x < 0:
x += 1
return distance
def calc_height(y: int, target_y: List[int]) -> int:
height: int = 0
while ... |
#!/use/bin/env python
from sys import argv
from typing import List, Tuple
def read_file(file: str) -> List[List[int]]:
with open(file, 'r') as f:
trees: List[List[int]] = []
for line in f.readlines():
line = line.strip()
row: List[int] = []
for l in line:
... |
#!/usr/bin/env python
# -*- coding:utf-8 -*-
"""
@author: ran
@file: counting_bits_338.py
@time: 2021/6/13 19:52
@desc:
给定一个非负整数 num。对于 0 ≤ i ≤ num 范围中的每个数字 i ，
计算其二进制数中的 1 的数目并将它们作为数组返回。
"""
class Solution(object):
def countBits(self, n):
"""
:type n: int
... |
def ALG(list1, list2, k):
#BASE CASES
#If one list is empty, the kth smallest element (where
#k starts at 0) must be at index k in the other list.
if len(list1) == 0:
return list2[k]
elif len(list2) == 0:
return list1[k]
#RECURSIVE CASES
#The list1 is of... |
class ListNode:
def __init__(self,x):
self.val = x
self.next = None
def createList() -> ListNode:
n = int(input())
head = None
tail = None
for i in range(0,n):
ele = int(input())
tempnode = ListNode(ele)
if tail == None:
head = tail = tempnode
else:
tail.next = tempnode
tail = tail.next
... |
#!/usr/bin/env python3
# Designing Algorithms /// top-down design
## What is smallest value? This code tells us just that - it is the data for past 10 years
counts = [809, 834, 477, 478, 307, 122, 96, 102, 324, 476]
print (min(counts))
## If we want to know in which year the population bottomed out, we can use list... |
#!/usr/bin/env python3
# Reading and Writing Files
# To check the current directory
import os
print(os.getcwd())
# To look for file in different directory
file = open('file_examples/file_example.txt', 'r')
contents = file.read()
file.close()
print(contents)
# Another way look for file in different directory
with ... |
#!/usr/bin/env python3
import math
type(math)
print(math.sqrt(9))
print(math.pi)
radius = 5
print('area is', math.pi * radius ** 2)
import temperature
celsius = temperature.convert_to_celsius(90.1)
print(celsius)
print(temperature.above_freezing(celsius))
import panda_print
print('__name__ is ',__name__)
import ma... |
class Fruit: #class
__secret_var ="40" #hidden variable
def __init__(self, calorie=0, color=""):
self.calorie = calorie #field/attribute
self.color = color
__confidential = "abc" # private variable meant to be hidden from outsiders, concept of encapsulation
#print(self.__confid... |
def get_number(lower, upper):
while (True):
try:
user_input = int(input("Enter a number ({}-{}):".format(lower, upper)))
if user_input < lower:
print("Number too low.")
elif user_input > upper:
print("Number too large.")
else:
... |
# list of positive integer numbers
from statistics import mean
# list the numbers in the order
data1 = [1, 2, 3, 4, 5, 6]
# assume x that is the mean value of the list
x = mean(data1)
# Printing the mean
print("Mean is :", x) |
"""
Write a function that takes an integer and prints the numbers from that down to 0.
Hint: while or for or recursion
eg. print_num(5)
output:
5
4
3
2
1
0
"""
def print_num_recursion(x):
print(x)
if x == 0:
return
else:
print_num_recursion(x-1)
def print_num_while(x):
while x >= 0:
... |
user_input = input("Enter your name:")
while user_input == "":
user_input = input("Enter your name:")
print(user_input[::2]) |
"""This file should have our order classes in it."""
from random import randint
import time
import datetime
class AbstractMelonOrder(object):
"""Tracks melon orders and calculates totals."""
def __init__(self, species, quantity, country_code):
"""Initialize melon order attributes."""
self.sp... |
# Write a program to read through the mbox-short.txt and figure out who has sent the greatest number of mail messages.
# The program looks for 'From ' lines and takes the second word of those lines as the person who sent the mail.
# The program creates a Python dictionary that maps the sender's mail address to a count ... |
# TODO:pagenumber:123
s = {} # this creates a empty dictionary
print(type(s))
# to create set
s1 = set("vinaychowdary")
s2 = set("VinayChowdary")
print(s1, s2)
print(s1 | s2) # union
print(s1-s2) # difference
print(s1 & s2) # intersection
print(s1 ^ s2) # x-y U y-x
print(s1 > s2) # superset
print(s1 < s2) # sub... |
import random
# lists are nothing but arrays but these can hold different types of data
# lists are mutable
friends = ["a", "b", "c", "d", 0]
list2 = [1, 80, 2, 3, 10, 24, 5, 6]
sample = [0]*5
print(sample)
# range() function gives list of values from 0 upto value specified in python2
# but in python 3 range() gives it... |
import arcade
y = 0
x = 0
def draw_section_outlines():
color = arcade.color.BLACK
# Bottom squares
arcade.draw_rectangle_outline(150, 150, 300, 300, color)
arcade.draw_rectangle_outline(450, 150, 300, 300, color)
arcade.draw_rectangle_outline(750, 150, 300, 300, color)
arcade.draw_rectangle_o... |
from CalculatorMethods import *
from Packages import *
# is used when using eval to run equations
from math import *
def router(choice, total):
print("\n" * 50)
if 1 <= choice <= 4:
statement, total = basicmath_driver(choice, total)
print(statement)
elif choice == 5:
statement, to... |
#!/usr/bin/env python
# coding: utf-8
# **Collecting and Importing the data**
# In[10]:
import pandas as pd
import numpy as np
import seaborn as sns
import matplotlib.pyplot as plt
get_ipython().run_line_magic('matplotlib', 'inline')
import math
# In[3]:
titanic_url = "D:\My Work\Otherthan Syllabus\Data Science... |
# -*- coding: utf-8 -*-
from fractions import gcd
def lcm(numbers):
def lcm(a, b):
return (a * b) // gcd(a, b)
return reduce(lcm, numbers)
print lcm(range(1,21))
|
# -*- coding: utf-8 -*-
print(sum([x for x in range(1,1000) if x%3==0 or x%5==0]))
|
# this is all of ETL to split the customers csv into first name, last name and age and add to the person table on SQL!
import pymysql
from os import environ
from datetime import date
from ETL.Extract.extract import csv_load
title_list = ["miss","ms","mrs","mr","dr"]
def process_customers(data):
temp_list=[]
... |
import math
x = 3400
empirico = x + (0.3*x) * ( (0.7*x) + (0.7*x * math.log2(x)) + (0.7*x) + (0.7*x))
print("Custo empirico: ", empirico)
assintotico = x**2 * math.log2(x)
print("Custo assintotico: ", assintotico)
proporcao = empirico/assintotico
print("Proporcao: ", proporcao) |
#If change in parameter can't enhance the model greatly, cross validation will be forewent.
from sklearn.datasets import load_diabetes
from sklearn.linear_model import LinearRegression
from sklearn.model_selection import train_test_split
import matplotlib.pyplot as plt
from sklearn import preprocessing
diabetes=lo... |
#coding: utf-8
age = 20
name = 'Swaroop'
#format格式化参数，变量的设置
print('{0} was {1} years old when he wrote this book'.format(name, age))
print('why is {0} playing with that python?'.format(name))
#对于浮点数，保留小数点后三位
print('{0:.3f}'.format(1.0/3))
#下划线填充文本，使字符串位于中间
#使用(^)定义字符串长度
print('{0:_^7}'.format('hello'))
#print会自带一个'... |
"""
687. 最长同值路径
给定一个二叉树，找到最长的路径，这个路径中的每个节点具有相同值。 这条路径可以经过也可以不经过根节点。
注意：两个节点之间的路径长度由它们之间的边数表示。
示例 1:
输入:
5
/ \
4 5
/ \ \
1 1 5
输出:
2
示例 2:
输入:
1
/ \
4 5
/ \ \
4 4 5
输出:
2
注意: 给定... |
#2 Write a program to find the biggest of 3 numbers (Use If Condition)
num1=int(input('Enter first number:'))
num2=int(input('Enter second number:'))
num3=int(input('Enter third number:'))
if (num1>num2 & num1>num3):
print('{0} is greatest)'.format(num1))
elif (num2>num1 & num2>num3):
print('{0... |
#9.Write program to Add, Subtract, Multiply, Divide 2 Complex numbers.
a=input('Enter the part a of number:')
b=input('Enter the part b of number:')
c=("Complex number:",str(a)+' + '+str(b)+' '+'j')
print(c)
|
#7.Create a list with at least 10 elements having integer values in it;
#Print all elements
#Perform slicing operations
#Perform repetition with * operator
#Perform concatenation with other list.
List = [1,2,3,4,5,6,7,8,9,10]
print(List)#Print all elements
print(List[1:4]) #Perform ... |
def number_tally(numbers):
tally = {}
for number in numbers:
if number not in tally:
tally[number]=0
tally[number]+= 1
print (tally)
return tally
numbers = "123475661264"
number_tally(numbers) |
arr = [4, 3, 2, 1]
for elements in range(len(arr),0,-1):
print(arr[elements])
|
string = input("enter the string")
list = string.split(",")
print(list)
result = {}
count = 1
for elements in range(0, len(list)):
result[list[elements]] = count
if list[elements] in result.keys():
result[list[elements]] = +1
print(result)
|
from collections import Counter
s = 'aabbccdde'
dict = {}
for element in s:
if element not in dict:
dict[element] = 1
else:
dict[element] += 1
print(dict)
values = dict.values()
list = []
for val in values:
list.append(val)
print(list)
print(Counter(list))
|
# from math import floor
#
#
# def activityNotifications(expenditure, d):
# print(expenditure)
# median_list = []
# sorted_list = []
# mid_value = floor(d / 2)
# notice_count = 0
# print("mid_value:", mid_value)
#
# for index in range(0, len(expenditure)):
# slice_range = index + d
#... |
print(" Welcome to Hangman!")
print("Guess your letter")
Guess_word = str("CAT")
list = []
guess_list = []
for letter in Guess_word:
value = ord(letter)
list.append(value)
for blank in range(0, len(Guess_word)):
print('- ', end='')
game = str(input())
guess_value = ord(game)
guess_list.append(guess_value)
f... |
print(" Welcome to Hangman!")
print("Guess your letter")
guess_Word = str("CAT")
print("- " * len(guess_Word))
guess_Dict = {}
for letter in range(0, len(guess_Word)):
key = guess_Word[letter]
value = ord(guess_Word[letter])
guess_Dict[key] = value
print(guess_Dict)
user_input = input("Enter any alphabet t... |
#komentarz
print("Hello world!")
print('Hello "world"!')
number = 3
number_str = "3"
print(number_str)
print(number)
print(type(number_str))
print(type(number))
print(type(3.14))
print(0.1+0.1+0.1)
print(type(True))
print(type(None))
number = number + 1
print(number)
hello = "Hello"
world = "world"
ex = "!"
#konk... |
#!/usr/bin/python
#
# Juan Carlos Perez
# perepardojc@gmail.com
# @perezpardojc
#
# Program:
#
# Program to convert in any bases
# How to use: execute # python alltogether.py
#
#
#imports
import os
import sys
import re
import datetime
import time
import argparse
import itertools
def Palindrome_Number(n):
... |
#!/usr/bin/python
#
# Juan Carlos Perez
# perepardojc@gmail.com
# @perezpardojc
#
# Program:
#
# Get help python palindromic.py -h
#
#
#imports
import os
import sys
import re
import datetime
import time
import argparse
# functions
#def palindrome(num):
# return num == num[::-1]
# print "es palindromo"
def... |
import csv
import json
#Read the input.csv and convert it to output.json
csvfile = open('input.csv', 'r')
jsonfile = open('output.json', 'w')
#Sort each row with cooresponding attribute to json format
fieldnames = ("")
csvReader = csv.DictReader(csvfile, fieldnames)
for csvRow in csvReader:
json.dump(csvRow, json... |
import random
import math
import time
import sys
def simulation(n, k, alpha_low, alpha_high, alpha_step):
"""Run the simulation on the complete graph of size n.
For each value of alpha perform k simulations
Note that here beta = alpha / n and the critical point should occur at alpha = 1
"""
#vary alpha from smal... |
friends = ["Asad", "Fawad", "Sadaf", "Hammad"]
for text in friends:
print(text)
print()
for friend in range(len(friends)):
print(friends[friend])
print()
for index in range(1, 200):
print(index)
for index in range(5):
if index == 0:
print("First")
else:
print("Not First") |
"""
Write an efficient function that checks whether
any permutation of an input string is a palindrome.
I'm assuming here that 'efficient' refers to an algorithm
that runs in O(n) time.
"""
import unittest
def is_permutation_palindromic(instr):
# if string has even number of chars,
# all should appear in pa... |
# -*- coding: utf-8 -*-
### dict ###
#dict就是key-value存储
dict_test = {'a': 1, 'b': 2, 'c': 3}
print(dict_test['a'])
print(dict_test.get('a'))
print(dict_test.get('aa'))
print('aa' in dict_test)
###增
dict_test['d'] = 4
print(dict_test)
###改
dict_test['d'] = 666
print(dict_test)
###改增
dict_test_temp = {'dd': 888}
dict... |
#PROGRAMACION ORIENTADA A OBJETOS EN PYTHON
class Character:
#__init__ es el constructor, importante el objeto "self" es objeto y no variable
#las variables del constructor son name e initial_health
#self es lo mismo que "this" en C# o "me" en VB.NET
def __init__(self, name, initial_health):
se... |
nums=[-7,-3,2,3,11]
def square_num(nums):
return sorted([x**2 for x in nums ])
print(square_num(nums)) |
def cons_num(nums):
cnt, res = 0, 0
for i in nums:
if i == 1:
cnt += 1
else:
res = max(res, cnt)
cnt = 0
return res
print(cons_num([1,1,1,1,0,1])) |
'''
Prints the total value of all sites
'''
def task_four(websites):
total = 0
for website in websites:
try:
total += website['value']
except:
print('Website does not have "value" key or invalid value type.')
continue
print(total)
return total
|
import keyboard
def pfun():
print("you pressed p")
def rfun():
print("you pressed r")
while True:
if keyboard.read_key()=="p":
#pfun()
print(" you pressed p")
if keyboard.read_key()=="r":
print(" you pressed r")
#rfun()
if keyboard.read_key()=="q":
... |
# Authur: Nasir Lawal
# Date: 23-Nov-2019
"""
Description: Tutorial on the difference between "Syntax and Exception"
"""
while True:
try:
number = int(input("What is your fav number?\n"))
print(18/number)
break
except ValueError:
print("Make sure you enter a number")
except ZeroDivisionError:
print("Don't... |
from heapq import heappush, heappop
def execution_time(tasks, cool_down):
"""
Calculate the total execution time of a given task with cool down
:param tasks: a string denoting tasks
:param cool_down: cool down time for the same task
:return: total execution time
"""
task_index_dict = {} #... |
def min_subarray_sum(n, s):
"""
Find the minimum size of sub array which has sum greater than or equal to s
:param n: array with positive integers
:param s: target sum
:return: minimum size of sub array
"""
n_len = len(n)
min_size = n_len + 1
if n_len == 0:
return 0
sum_... |
class Solution(object):
def find_sub_string(self, s, words):
indices, num_words = [], len(words)
if num_words == 0:
return indices
str_len, word_len = len(s), len(words[0])
word_count_dict = dict()
# Get frequency of each word. Words may contain duplicates
... |
from collections import deque
def longest_path_in_BST(root):
max_path = 0
def longest_path_in_BST_helper(root):
"""Return the maximum depth of a BST"""
nonlocal max_path
if not root:
return 0
left_depth = longest_path_in_BST_helper(root.left)
right_depth = ... |
from heapq import heappush, heappop, heapify
def find_median(nums_list):
"""
Find median of a list of sorted arrays
:param nums_list:
:return:
"""
index = [0] * len(nums_list)
total_nums = sum(list(map(lambda x: len(x), nums_list)))
heap = []
for i, nums in enumerate(nums_list):
... |
class ticket(object):
def __init__(self,price,start = '',destination = '',date = '',Class = 'economy'):
"""initialize the ticket field"""
self.start = start
self.destination = destination
self.date = date
self.Class = Class
self.price = price
def __str__(self):
... |
from Mars import MarsLandingArea
from Rover import Rover
import sys
def navigate(commands,rover,landingArea):
# This is the knowledge the Rover uses to read its commands.
# If the rover does not read an 'L', 'R', or 'M' then it sends an Error message, returns to its initial position and requests a new set of c... |
import re
# On 'None' method, you cannot invoke group method
str = "Take up one idea. one idea at a time."
str1 = "Take 1 up one 23 idea. one idea 45 at a time."
result1 = re.search(r'o\w\w', str)
print(result1.group())
result2 = re.findall(r'o\w\w', str)
print(result2)
# 'match' only looks at the beginning
result3... |
x = 10
y = 20
print(x + y)
s1 = "Hello!"
s2 = " How are you?"
print(s1 + s2)
lst1 = [1, 2, 3]
lst2 = [4, 5, 6]
print(lst1 + lst2)
|
#创建一个表示汽车的类，存储有关汽车的信息，还有一个总汇这些信息的方法-get_descriptive_name
class Car():
#一次模拟汽车的简单尝试
def __init__(self,make,model,year):
#初始化描述汽车的属性
self.make = make
self.model = model
self.year = year
def get_discriptive_name(self):
#返回整洁的描述信息
long_name = str(self.year) + ' ... |
prompt = "\nTell me somthing, and I will repeat it it to you:"
prompt += "\nEnter 'quit' to end the program."
message = 1
while message != 'quit':
print(prompt)
message = input()
|
cars = ['bmw','audi','toyota','subaru']
cars.sort() #顺序归纳
print(cars)
cars.sort(reverse = True)
print(cars) |
#Práctico 5: Usando como base el programa anterior, crear un programa que permita seleccionar un rectángulo de una imagen.
# Con la letra “g” lo guardamos a disco en una nueva imagen y salimos.
# Con la letra “r” restauramos la imagen original y volvemos a realizar la selección.
# Con la “q” salimos.
import cv2
img =... |
#공포도 별 모험가 그룹 나누기
#내 코드
n=int(input("모헙가의 수 입력하세요"))
data=list(map(int,input().split()))
data.sort()
#5명 공포도 3이하의 공포도를 가진 사람들(3명)으로 구성
count=0
max_scared=max(data)
while(True):
if ( len(data) >= max_scared ):
for _ in range(max_scared):
del data[n-1]
n-=1
count+=1
if len(data)==0:
break
... |
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Tue May 22 21:55:13 2018
@author: liran
"""
class A(type):
def __call__(c,arg):
c.xyz=900
print("A",arg)
return super(A,c).__call__(arg)
class B(object):
def __call__(c,arg):
print("B")
def fn(self):
pri... |
#!/usr/bin/env python2
# -*- coding: utf-8 -*-
"""
Created on Sat May 13 22:24:10 2017
@author: parallels
"""
class Account:
numCreated = 0
def __init__(self, initial):
self.__balance = initial
self.list = [1,2,3]
Account.numCreated += 1
self.__name="Avi"
def deposit(self... |
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import random
# An enumeration type:
class Outcome:
def __init__(self, value, name):
self.value = value
self.name = name
def __str__(self):
return self.name
def __eq__(self, other):
return self.value == other.value
Outcome.WIN ... |
#!/usr/bin/env python2
# -*- coding: utf-8 -*-
class Account(object):
def __init__(self, initial):
self._balance = initial
def deposit(self, amt):
self._balance = self._balance + amt
def withdraw(self,amt):
self._balance = self._balance - amt
def getbalance(s):
retur... |
import copy
class Country(object):
index = {'name':0,'population':1,'capital':2,'citypop':3,'continent':4,
'ind_date':5,'currency':6,'religion':7,'language':8}
# Insert your code here
# 1a) Implement a constructor
def __init__(self, row):
self.__attr = row.split('... |
#!/usr/bin/env python2
# -*- coding: utf-8 -*-
"""
Created on Thu May 11 13:40:33 2017
@author: parallels
"""
def make_multiplier_of(n):
def multiplier(x):
return x * n
return multiplier
# Multiplier of 3
times3 = make_multiplier_of(3)
# Multiplier of 5
times5 = make_multiplier_of(5)
# O... |
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