结对编程——自定义四则运算测试

import random
import operator

def main():
    global t
    ops = {'+': operator.add, '-': operator.sub, '*': operator.mul, '/': operator.truediv}
    num1 = random.randint(1, 100)
    num2 = random.randint(1, 100)
    num3 = random.randint(1, 100)
    op1 = random.choice(list(ops.keys()))
    op2 = random.choice(list(ops.keys()))

    result = ops[op2](ops[op1](num1, num2), num3)

    while result > 100 or result < 0:
        num1 = random.randint(1, 100)
        num2 = random.randint(1, 100)
        num3 = random.randint(1, 100)
        op1 = random.choice(list(ops.keys()))
        op2 = random.choice(list(ops.keys()))
        result = ops[op2](ops[op1](num1, num2), num3)

    print(f'{num1} {op1} {num2} {op2} {num3} ')
    res = int(input("请输入你的答案（整数部分）"))
    if res == int(result):
        print("回答正确")
        t += 1
    else:
        print("回答错误")
        result = round(result)
        print(f"正确答案为{result}")

all = int(input("请输入您想要回答题目的数量："))
t = 0
for i in range(1,all+1):
    main()
ans = t*100//all
print(f"您最终的正确率为{ans}%!")