string=input("please enter your string")

def reverse(string):
    reversed=""
    for char in string:
        reversed=char+reversed
    return reversed
        
result=reverse(string)
print("reversed string is:",result)

num = int(input("Enter your number: "))

for i in range(1, num + 1):
    print(i * "*")

for a in range(1, num):
    num -= 1
    print(num * "*")

from random import randint

count=1
print("(%i,%i)"%(randint(1,6),randint(1,6)))

while True:
    dice=input("do you want to roll the dice again?").lower()
    if dice=="yes":
        print("(%i,%i)"%(randint(1,6),randint(1,6)))
        count+=1
    else:
        print("you have roll the dice for %i times"%count)

num=int(input("please enter a number: "))

def find_prime(num):
    for i in range(2,num//2):
        if num%i==0:
            yield i
            num=num/i


prime_list=[]

for prime_num in find_prime(num):
    prime_list.append(prime_num)
print(prime_list)

num_1=int(input("first number: "))
num_2=int(input("second number: "))

def Exponentiation(num_1,num_2):
    answer=1
    for i in range(0,num_2):
        answer=num_1*answer
    print("your answer is ",answer)

Exponentiation(num_1,num_2)

from random import randint

limit=int(input("how many gusses do you want to have? "))
count=0
computer_num=randint(0,101)

for i in range(0,limit):
    user_num=int(input("please enter your guess: "))
    if user_num==computer_num:
        print("yeahhh your guess is right")
        break
    elif user_num>computer_num:
        print("Guess a smaller number!")
        count+=1
    elif user_num<computer_num:
        print("Guess a bigger number.")
        count+=1

score=10000
if score>count:
    score=count
    
print("your best score is %i"%score)

import random 

class Warrior:
    def __init__(self, name, energy=5): 
        self.name = name
        self.energy = energy

    def attack(self, enemy):
        damage = 3 
        self.energy -= 3 
        enemy.energy -= damage
        print(f" {self.name} attached {damage} to {enemy.name}")

    def rest(self):
        heal = 4 
        self.energy += heal
        print(f"{self.name} rested and get {heal} energy!")

player = Warrior(input("enter your name: "), 5)
enemy = Warrior("enemy", 5) 

print("a=attack, r=rest, q=quit") 

while True:
    print( {player.name}, ":" , {player.energy}, "," , {enemy.name} , ":", {enemy.energy})

    choice = input("choose (a/r/q): ").lower()
    
    if choice == "a":
        if player.energy >= 3:
            player.attack(enemy)
        else:
            print("not enough energy to attack!")
    elif choice == "r":
        player.rest()
    elif choice == "q":
        print("game over!")
        break
    else:
        print("not found!")
        
    if player.energy <= 0:
        print(f"\n{player.name} lose!")
        break
    if enemy.energy <= 0:
        print(f"\n{player.name} win!")
        break
    
    if enemy.energy > 3 and random.choice([True, False]):
        enemy.attack(player)
    else:
        enemy.rest()

import time
import os
import random

def memory_machine():
    words = ['apple', 'moon', 'star', 'book', 'tree', 'mirror', 'snow', 'television', 'sand', 'codes']
    selected_words = random.sample(words, 5)
    
    print("Memorize these words:")
    print(", ".join(selected_words))
    
    time.sleep(7)
    
    os.system('cls' if os.name == 'nt' else 'clear')
    
    user_input = input("Enter the words in order (separate with commas): ")
    user_words = [word.strip() for word in user_input.split(',')]
    
    score = 0
    for i in range(min(len(selected_words), len(user_words))):
        if selected_words[i] == user_words[i]:
            score += 1
    
    print(f"\nYour score: {score} out of {len(selected_words)}")
    print("Correct words:", ", ".join(selected_words))
    print("Your answer:", ", ".join(user_words))

if name == "main":
    print("=== Memory Machine ===")
    print("Try to remember all the words!")
    memory_machine()

phrase = input("please enter your string: ")
selected_char=input("which character do you want to delete: ")
result = "" 

for i in phrase:
    if i!=selected_char:
        result = result + i 

print(result)

import random

def play_game():
    choices = ['rock', 'paper', 'scissors']
    wins = 0
    
    for round in range(3):
        player = input(f"Round {round+1}: rock, paper or scissors? ").strip().lower()
        computer = random.choice(choices)
        
        print(f"Computer chose: {computer}")
        
        if player == computer:
            print("Tie!")
        elif (player == 'rock' and computer == 'scissors') or \
             (player == 'paper' and computer == 'rock') or \
             (player == 'scissors' and computer == 'paper'):
            print("You win!")
            wins += 1
        else:
            print("Computer wins!")
    
    print(f"\nYou won {wins} out of 3 rounds")

play_game()