Initial project

Author: UlianaPythonBackendDeveloper

Makefile

@@ -12,6 +12,12 @@ brain_calc:
 brain_gcd:
 	uv run brain_gcd
 
+brain_progression:
+	uv run brain_progression
+
+brain_prime:
+	uv run brain_prime
+
 build:
 	uv build
 

README.md

@@ -20,4 +20,10 @@
 **Задача:** Найти НОД двух чисел
 
 **Запуск:** `python3 -m brain_games.scripts.brain_gcd`
-[![brain-gcd demo]](https://asciinema.org/a/RYSXYk7yH0ogayCc)
+[![brain-gcd demo]](https://asciinema.org/a/RYSXYk7yH0ogayCc)
+## brain-progression
+
+**Задача:** Найти пропущенное число в арифметической прогрессии
+
+**Запуск:** `python3 -m brain_games.scripts.brain_progression`
+[![brain-progression demo]](https://asciinema.org/a/92RAZC1O8MenwsfU)

brain_games/scripts/brain_prime.py

@@ -0,0 +1,42 @@
+import random
+from brain_games.cli import welcome_user
+
+DESCRIPTION = "Answer 'yes' if given number is prime. Otherwise answer 'no'."
+
+def is_prime(n):
+    if n < 2:
+        return False
+    for i in range(2, int(n**0.5)+ 1):
+        if n % i == 0:
+            return False
+    return True
+
+def get_prime_question():
+    number = random.randint(2, 100)
+    correct_answer = 'yes' if is_prime(number) else 'no'
+    question = str(number)
+    return correct_answer, question
+
+def main():
+    name = welcome_user()
+    print(DESCRIPTION)
+
+    correct_answers = 0
+    while correct_answers < 3:
+        correct_answer, question = get_prime_question()
+        print(f"Question: {question}")
+        user_answer = input("You answer: ")
+
+        if user_answer.lower() == correct_answer:
+            print("Correct")
+            correct_answers += 1
+        else:
+            print(f"'{user_answer}' is wrong answer ;(. ")
+            print(f"Correct answer was '{correct_answer}'.")
+            print(f"Let's try again, {name}!")
+            break
+    if correct_answers == 3:
+        print(f"Congratulations, {name}!")
+
+if __name__ == '__main__':
+    main()

brain_games/scripts/brain_progression.py

@@ -0,0 +1,48 @@
+import random
+from brain_games.cli import welcome_user
+
+DESCRIPTION = "What number is missing in the progression?"
+
+def generate_progression():
+    length = random.randint(5,10)
+    start = random.randint(1,50)
+    step = random.randint(2,10)
+
+    missing_idx = random.randint(0, length -1)
+
+    progression = []
+    for i in range(length):
+        number = start + i * step
+        progression.append(str(number))
+
+    correct_answer = progression[missing_idx]
+    progression[missing_idx] = ".."
+
+    question = " ".join(progression)
+    return correct_answer,question
+
+def main():
+    name = welcome_user()
+    print(DESCRIPTION)
+
+    correct_answers = 0
+
+    while correct_answers < 3:
+        correct_answer, question = generate_progression()
+        print(f"Question: {question}")
+        user_answer = input("You answer: ")
+
+        if user_answer == correct_answer:
+            print("Correct!")
+            correct_answers += 1
+        else:
+            print(f"'{user_answer}' is wrong answer ;(. ")
+            print(f"Correct answer was '{correct_answer}'.")
+            print(f"Let's try again, {name}!")
+            break
+
+    if correct_answers == 3:
+        print(f"Congratulations, {name}!")
+
+if __name__ == '__main__':
+    main()