Time_Math.py

import random
import time
operators = ["+","-","*"]
min_operand = 2
max_operand = 19
tota_problem = 10

def generate_problem():
    left = random.randint(min_operand, max_operand)
    right = random.randint(min_operand, max_operand)
    operator = random.choice(operators)

    exp = str(left) + " " + operator + " " + str(right)
    answer = eval(exp)
    return exp, answer
 
wrong = 0
input("Press enter to Start!")

print("----------------------------")

start_time = time.time()

for i in range(tota_problem):
    exp, answer = generate_problem()
    while True:
        guess =input("#"+ str(i+1)+ "  " + exp +" = ")
        if guess == str(answer):
            break
        wrong +=1

end_time = time.time()
total_time = round(end_time - start_time, 2)

print("-----------------------------")
print("Nice work! You finidhed in ",total_time, " seconds! and ", wrong ,"times wrong")