zzy
7-python作业--极简主义

7-python作业--极简主义

2024年04月09日 2k 字 大概 10 分钟 

        

        



OK ! 整活继续! 这次基本每个要求同样尽量使用较少的行数来完成,体现了作业的某种特点()




Release
    

  • Setup
    • 

  • 安装包下载的文件默认在桌面上.
    • 



        

            

        

        


作业
例 4-2


用户分别从键盘输入4个整数和3个整数组成列表list1和list2；


将列表list2合并到list1中；


在list1末尾再添加两个数字90和100；


对list1降序排列，最后输出最终的列表list1。




    

  1. 正常作业:
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    # example4_2.py
    # coding=utf-8

    print('list1:')
    list1=[]
    for i in range(4):
        list1.append(int(input(f'请输入第{i+1}个整数: ')))
    print('list2:')
    list2=[]
    for i in range(3):
        list2.append(int(input(f'请输入第{i+1}个整数: ')))
    print(list1)
    print(list2)
    list1.extend(list2)
    print(f'列表list2合并到list1中后的数据: {list1}')
    list1.extend([90,100])
    print(f'加上90,100后的1ist1的数据: {list1}')
    list1.sort(reverse=True)
    print(f'降序排列后最终列表list1中的数据: {list1}')
    

    2. 

  2. 我的:
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    # 4-2
    print('list1:')
    list1 = [int(input(f'请输入第{i+1}个整数: ')) for i in range(4)]
    print('list2:')
    list2 = [int(input(f'请输入第{i+1}个整数: ')) for i in range(3)]
    print(f'list1: {list1}',f'list2: {list2}',sep='\n')
    (lambda list1: print(f'列表list2合并到list1中后的数据: {list1}'))(list1+list2)
    (lambda list1: print(f'加上90,100后的1ist1的数据: {list1}'))(list1+[90,100])
    (lambda list1: (list1.sort(reverse=True), (lambda: print(f'降序排列后最终列表list1中的数据: {list1}'))()))(list1)
    3. 



作业
练 7-1


从键盘依次输入多个正整数（每次输入一个）构成一个列表，输入-1表示结束，并且-1不添加到列表中。输出此列表，分别计算并输出列表中奇数和偶数的和。




    

  1. 正常作业
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    # exercise7_1.py
    # coding=utf-8

    nums = []
    i = int(input('请输入数字,以-1结束: '))
    while i != -1:
        nums.append(i)
        i = int(input('请输入数字: '))
    print(nums)
    

    2. 

  2. 我的
    
 
    1
    (lambda: (print('请输入数字,以-1结束:'), print([int(x) for x in iter(input, '-1')])))()
    


     (lambda: (print('请输入数字,以-1结束:'), print([int(x) for x in iter(input, '-1')])))()
    

    3. 



练 7-2


已知10个学生的成绩分别为: 68, 75, 32, 99, 78, 45, 88, 72, 83, 78。请将成绩存放在列表中，并对其进行统计，输出优（100～90）、良（89～80）、中（79～60）、差（59～0）四个等级的人数。




    

  1. 正常作业
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    # exercise7_2.py
    # coding=utf-8

    scores = [68, 75, 32, 99, 78, 45, 88, 72, 83, 78]
    grade = [0, 0, 0, 0]

    for score in scores:
        if 90 <= score <= 100:
            grade[0] += 1
        elif 80 <= score < 90:
            grade[1] += 1
        elif 60 <= score < 80:
            grade[2] += 1
        else:
            grade[3] += 1

    for grade, count in zip(['优', '良', '中', '差']  , grade):
        print(f"{grade}等级的人数：{count}")
    

    2. 

  2. 我的
    
 
    1
    2
    3
    4
        scores = [68, 75, 32, 99, 78, 45, 88, 72, 83, 78]  
        grade_ranges = {'优': (90, 100), '良': (80, 89), '中': (60, 79), '差': (0, 59)}  
    grade_counts = {grade: sum(1 for score in scores if low <= score <= high) for grade, (low, high) in grade_ranges.items()}  
        print({grade: count for grade, count in grade_counts.items() if count > 0})
    3. 



练 7-3


将列表list2中的偶数元素追加到列表list1的尾部




    

  1. 正常作业
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    # exercise7_3.py
    # coding=utf-8

    list1 = [20, 99, 88, 79, 59, 43, 23, 90, 44, 89]
    list2 = [25, 91, 82, 72, 51, 46, 28, 98, 42, 87]

    for i in list2:
        if i % 2 == 0:
            list1.append(i)
    print('新的list1::', list1)
    

    2. 

  2. 我的
    
 
    1
    (lambda list1, list2: print('新的list1::', list1+[i for i in list2 if i % 2 ==0]))([20, 99, 88, 79, 59, 43, 23, 90, 44, 89],[25, 91, 82, 72, 51, 46, 28, 98, 42, 87])
    

     (lambda list1, list2: print('新的list1::', list1+[i for i in list2 if i % 2 ==0]))([20, 99, 88, 79, 59, 43, 23, 90, 44, 89],[25, 91, 82, 72, 51, 46, 28, 98, 42, 87])
    

    3. 



练 7-4


列表scores存放某小组的成绩，成绩采用百分制（0–100）均为整数，对成绩判定等级，如果成绩不在百分制范围内则输出“成绩错误”




    

  1. 正常作业
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    # exercise7_4.py
    # coding=utf-8

    scores = [100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89]
    for score in scores:
        if score > 100 or score < 0:
            grade = '成绩错误'
        else:
            if score >= 85:
                grade = "优良"
            elif score >= 70:
                grade = "中等"
            elif score >= 60:
                grade = "及格"
            else:
                grade = "不及格"
        print('成绩:', score, '\t', grade)
    

    2. 

  2. 我的
    
 
    1
    (lambda scores: print('\n'.join(['成绩：{} \t {}'.format(score, '成绩错误' if score > 100 or score < 0 else ('优良' if score >= 85 else ('中等' if score >= 70 else ('及格' if score >= 60 else '不及格')))) for score in scores])))([100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89])
    


     (lambda scores: print('\n'.join(['成绩：{} \t {}'.format(score, '成绩错误' if score > 100 or score < 0 else ('优良' if score >= 85 else ('中等' if score >= 70 else ('及格' if score >= 60 else '不及格')))) for score in scores])))([100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89])
    

    

    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    (lambda scores:  

     print('\n'.join(['成绩：{} \t {}'.format(score,  

    ​                      '成绩错误' if score > 100 or score < 0 else  

    ​                      ('优良' if score >= 85 else  

    ​                         ('中等' if score >= 70 else  

    ​                           ('及格' if score >= 60 else '不及格'))))  

    ​         for score in scores])))(  

      [100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89]  

    )
    

    3. 



提交作业
    

  1. 正常作业:(打包文件在文章开头处setup)
     Download example4_2.py
     Download exercise7_1.py
     Download exercise7_1.py
     Download exercise7_1.py
     Download exercise7_1.py  
    

    2. 

  2. 我的:
    
 
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31
    32
    33
    34
    35
    36
    37
    38
    39
    40
    41
    #-- codeing=utf-8 --
    #@Time:2024-4-9
    #@Author:zzy
    #@File:exercise7.py
    #@Software:vscode

    # 4-2
    print('list1:')
    list1 = [int(input(f'请输入第{i+1}个整数: ')) for i in range(4)]
    print('list2:')
    list2 = [int(input(f'请输入第{i+1}个整数: ')) for i in range(3)]
    print(f'list1: {list1}',f'list2: {list2}',sep='\n')
    (lambda list1: print(f'列表list2合并到list1中后的数据: {list1}'))(list1+list2)
    (lambda list1: print(f'加上90,100后的1ist1的数据: {list1}'))(list1+[90,100])
    (lambda list1: (list1.sort(reverse=True), (lambda: print(f'降序排列后最终列表list1中的数据: {list1}'))()))(list1)

    # 7-1
    (lambda: (print('请输入数字,以-1结束:'), print([int(x) for x in iter(input, '-1')])))()

    # 7-2
    scores = [68, 75, 32, 99, 78, 45, 88, 72, 83, 78]  
    grade_ranges = {'优': (90, 100), '良': (80, 89), '中': (60, 79), '差': (0, 59)}  
    grade_counts = {grade: sum(1 for score in scores if low <= score <= high) for grade, (low, high) in grade_ranges.items()}  
    print({grade: count for grade, count in grade_counts.items() if count > 0})

    # 7-3
    (lambda list1, list2: print('新的list1::', list1+[i for i in list2 if i % 2 ==0]))([20, 99, 88, 79, 59, 43, 23, 90, 44, 89],[25, 91, 82, 72, 51, 46, 28, 98, 42, 87])

    # 7-4
    (lambda scores: print('\n'.join(['成绩：{} \t {}'.format(score, '成绩错误' if score > 100 or score < 0 else ('优良' if score >= 85 else ('中等' if score >= 70 else ('及格' if score >= 60 else '不及格')))) for score in scores])))([100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89])
    '''
    (lambda scores:   
     print('\n'.join(['成绩：{} \t {}'.format(score,   
                                                '成绩错误' if score > 100 or score < 0 else   
                                                ('优良' if score >= 85 else   
                                                     ('中等' if score >= 70 else   
                                                          ('及格' if score >= 60 else '不及格'))))   
                      for score in scores])))(  
        [100, 90, 45, 200, 67, 82, 91, 39, 78, 34, -49, 20, 99, 88, 79, 59, 43, 23, 90, 44, 89]  
    )
    '''
    3. 



	


	 
    

        本文作者：zzy

        本文链接：http://周梓煜.com/2024/04/09/school-hhw-7-python/

        
            版权声明：本文采用 CC BY-NC-SA 3.0 CN 协议进行许可
        
    


  
	

		
	

	
	

		
			编程