IoT Python3 0816 - 매일매일Py 두뇌트레이닝

import random
import time

def make_question():
    a = random.randint(1, 40)
    b = random.randint(1, 20)
    op = random.randint(1, 3)

    q = str(a)

    if op == 1:
        q = q +"+"
    if op == 2:
        q = q +"-"
    if op == 3:
        q = q+"*"

    q = q + str(b)

    return q
def clear():
    print("\n" * 100)

clear()
print("======매일매일Py 두뇌트레이닝======")
input("=====PRESS ANT KEY 2 START=====")
clear()
print("=3=");time.sleep(1);clear()
print("=2=");time.sleep(1);clear()
print("=1=");time.sleep(1);clear()
print("Go~");time.sleep(1);clear()

start = time.time()
sc1 = 0
sc2 = 0

for x in range(10):
    q = make_question()
    print(q)
    ans = input("=")
    r = int(ans)

    clear()
    if eval(q) == r:
        print("정답!")
        sc1 = sc1 + 1
    else:
        print("오답!")
        sc2 = sc2 + 1

end = time.time()
et = float(round(end-start,2))
clear()
if sc2 == 0:
    if et <=10:
        print("두뇌나이 10대초반")
    elif et <=13:
        print("두뇌나이 10대후반")
    elif et <=15:
        print("두뇌나이 20대초반")
    elif et <=18:
        print("두뇌나이 20대후반")
    else:
        print("두뇌나이 측정불가!")
else:
    print("정답:", sc1, "오답:", sc2)
    print("[매일매일Py 두뇌트레이닝]을 합시다")
print("총계산시간:",  et)