PythonExercises.ipynb

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   "source": [
    "### Exercise 2\n",
    "\n",
    "Type in the following code and run it. What is the answer?\n",
    "```python\n",
    "a = 15 + 5 \n",
    "b = 20 - a \n",
    "c = 15 / 5 \n",
    "d = 16 + c \n",
    "ans = a + b + c + d\n",
    "```"
   ]
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   "source": [
    "a = 15 + 5 \n",
    "b = 20 - a \n",
    "c = 15 / 5 \n",
    "d = 16 + c \n",
    "ans = a + b + c + d\n",
    "\n",
    "ans"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 3\n",
    "\n",
    "Accept some user input and print it out"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Please enter your favourite color:\n",
      "Your fav color is: hello\n"
     ]
    }
   ],
   "source": [
    "print (\"Please enter your favourite color:\")\n",
    "color = input()\n",
    "print (\"Your fav color is: \" + color)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 4\n",
    "\n",
    "Roll the dice. Add a simulated dice roll to the program."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "4\n"
     ]
    }
   ],
   "source": [
    "import random\n",
    "size = input() \n",
    "roll = random.randint(1,int(size))\n",
    "print (roll)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 5\n",
    "\n",
    "Print try the following statements. What is the output?\n",
    "\n",
    "```python\n",
    "a = 5 \n",
    "b = 10 \n",
    "a > b \n",
    "a < b\n",
    "\n",
    "a+b == b+a \n",
    "a-b == b-a \n",
    "a*b == b*a \n",
    "a/b != b/a \n",
    "```"
   ]
  },
  {
   "cell_type": "code",
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     "text": [
      "a > b: False\n",
      "a < b: True\n",
      "a+b == b+a: True\n",
      "a-b == b-a: False\n",
      "a*b == b*a: True\n",
      "a/b != b/a: True\n"
     ]
    }
   ],
   "source": [
    "a = 5 \n",
    "b = 10 \n",
    "\n",
    "statement1 = a > b\n",
    "statement2 = a < b\n",
    "statement3 = a+b == b+a\n",
    "statement4 = a-b == b-a\n",
    "statement5 = a*b == b*a\n",
    "statement6 = a/b != b/a\n",
    "\n",
    "print (\"a > b: {}\".format(statement1))\n",
    "print (\"a < b: {}\".format(statement2))\n",
    "print (\"a+b == b+a: {}\".format(statement3))\n",
    "print (\"a-b == b-a: {}\".format(statement4))\n",
    "print (\"a*b == b*a: {}\".format(statement5))\n",
    "print (\"a/b != b/a: {}\".format(statement6))"
   ]
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 6\n",
    "\n",
    "Guess the numbers game."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "You guessed correct!\n",
      "Player 2 wins!\n"
     ]
    }
   ],
   "source": [
    "number_to_guess = random.randint(1, 11)\n",
    "\n",
    "while True:\n",
    "    print (\"Player 1 enter a number to guess:\")\n",
    "    new_guess = input()\n",
    "    \n",
    "    if new_guess == number_to_guess:\n",
    "        print(\"You guessed correct!\")\n",
    "        player1_wins = True\n",
    "        break\n",
    "    else:\n",
    "        print(\"That's not the number I was thinking of!\")\n",
    "        print(\"Try again!\")\n",
    "        \n",
    "    print (\"Player 2 enter a number to guess:\")\n",
    "    new_guess = input()\n",
    "    \n",
    "    if new_guess == number_to_guess:\n",
    "        print(\"You guessed correct!\")\n",
    "        player_1_wins = False\n",
    "        break\n",
    "    else:\n",
    "        print(\"That's not the number I was thinking of!\")\n",
    "        print(\"Try again!\")\n",
    "        \n",
    "if player_1_wins:\n",
    "    print (\"Player 1 wins!\")\n",
    "else:\n",
    "    print (\"Player 2 wins!\")"
   ]
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 7\n",
    "\n",
    "Functions for guess the numbers game"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 2 enter a number to guess:\n",
      "That's not the number I was thinking of!\n",
      "Try again!\n",
      "Player 1 enter a number to guess:\n",
      "You guessed correct!\n",
      "Player 1 wins!\n"
     ]
    }
   ],
   "source": [
    "import random\n",
    "number_to_guess = random.randint(1, 11)\n",
    "\n",
    "def get_guess_for_player(name):\n",
    "    print (name + \" enter a number to guess:\")\n",
    "    return input()\n",
    "        \n",
    "def check_guess(new_guess):\n",
    "    if new_guess == number_to_guess:\n",
    "        print(\"You guessed correct!\")\n",
    "        return True\n",
    "    else:\n",
    "        print(\"That's not the number I was thinking of!\")\n",
    "        print(\"Try again!\")\n",
    "        return False\n",
    "\n",
    "while True:\n",
    "    new_guess = get_guess_for_player(\"Player 1\")\n",
    "    is_correct = check_guess(new_guess)\n",
    "    \n",
    "    if is_correct:\n",
    "        player_1_wins = True\n",
    "        break\n",
    "        \n",
    "    new_guess = get_guess_for_player(\"Player 2\")\n",
    "    is_correct = check_guess(new_guess)\n",
    "\n",
    "    if is_correct:\n",
    "        player_1_wins = False\n",
    "        break\n",
    "        \n",
    "if player_1_wins:\n",
    "    print (\"Player 1 wins!\")\n",
    "else:\n",
    "    print (\"Player 2 wins!\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 8\n",
    "\n",
    "Program to check if a given number is a prime number"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 47,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter a number:\n",
      "2\n",
      "10 is not prime!\n"
     ]
    }
   ],
   "source": [
    "print (\"Enter a number:\")\n",
    "number = input()\n",
    "\n",
    "not_prime = False\n",
    "count  = 2\n",
    "while count < number:\n",
    "    \n",
    "    if number % count == 0:\n",
    "        print count\n",
    "        not_prime = True\n",
    "        break\n",
    "        \n",
    "    count += 1\n",
    "\n",
    "if number < 2:\n",
    "    not_prime = False\n",
    "    \n",
    "if not_prime:\n",
    "    print (str(number) + \" is not prime!\")\n",
    "else:\n",
    "    print (str(number) + \" is prime!\")\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Exercise 9\n",
    "\n",
    "Hangman"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 55,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "How many guesses?\n",
      "Enter the word:\n",
      "Current Guess: 1\n",
      "Guesses left: 2\n",
      "Enter your guess:\n",
      "Incorrect! Try Again!\n",
      "Current Guess: 2\n",
      "Guesses left: 1\n",
      "Enter your guess:\n",
      "Correct! you win!\n"
     ]
    }
   ],
   "source": [
    "print (\"How many guesses?\")\n",
    "number_of_guesses = input()\n",
    "print (\"Enter the word:\")\n",
    "word = input()\n",
    "\n",
    "\n",
    "current_guess = 0\n",
    "while current_guess < number_of_guesses:\n",
    "    current_guess += 1\n",
    "    print (\"Current Guess: \" + str(current_guess))\n",
    "    print (\"Guesses left: \" + str(number_of_guesses+1 - current_guess))\n",
    "\n",
    "    print (\"Enter your guess:\")\n",
    "    guess = input()\n",
    "    \n",
    "    if guess == word:\n",
    "        print (\"Correct! you win!\")\n",
    "        break\n",
    "    else:\n",
    "        print (\"Incorrect! Try Again!\")\n",
    "    \n",
    "    "
   ]
  }
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