import random
# 匹配的国家和地标
landmarks = {"中国": "长城", "古埃及": "金字塔", "法国": "埃菲尔铁塔",
             "印度": "泰姬陵", "英国": "大本钟", "美国": "自由女神像",
             "意大利": "比萨斜塔", "澳大利亚": "悉尼歌剧院", "希腊": "帕特农神庙",
             "日本": "富士山", "南非": "好望角", "丹麦": "小美人鱼铜像",
             "巴西": "基督像", "泰国": "大皇宫", "加拿大": "CN塔",
             "荷兰": "桑斯安斯风车村", "俄罗斯": "红场", "捷克": "布拉格城堡",
             "沙特阿拉伯": "麦加大清真寺", "西班牙": "圣家族大教堂"
             }

# 生成10套测验
for i in range(10):
    # 新建带编号的测试卷和答案文件   
    testNum = i + 1
    testFile = open('小小旅行家%s.txt'%(testNum), 'w')
    answerFile = open('小小旅行家_答案%s.txt'%(testNum), 'w')
    # 写测试卷的抬头
    testFile.write('姓名:\n\n班级:\n\n日期:\n\n')
    testFile.write((' ' * 20) + '小小旅行家地标挑战赛 (Form %s)' % (testNum))
    testFile.write('\n\n')
    # 打乱顺序
    states = list(landmarks.keys())
    random.shuffle(states)
    # 生成10道题目和答案
    for j in range(10):
        # 设置问题并写入
        questionNum = j + 1
        state = states[j]
        testFile.write(f'{questionNum}. {state} 的地标建筑是?\n')
        # 获取选项
        correctAnswer = landmarks[state]
        wrongAnswers = list(landmarks.values())
        wrongAnswers.remove(correctAnswer)
        wrongAnswers = random.sample(wrongAnswers, 3)
        answerOptions = wrongAnswers + [correctAnswer]
        # 打乱【答案选项】
        random.shuffle(answerOptions)
        # 将选项写入测验文件
        for k in range(4):
            testFile.write(f' {"ABCD"[k]}. {answerOptions[k]}\n')
        testFile.write('\n')
        # 将答案写入答案文件
        correctOption = 'ABCD'[answerOptions.index(correctAnswer)]
        answerFile.write(f'{questionNum}. {correctOption}\n')
    # 关闭测验文件、答案文件
    testFile.close()
    answerFile.close()