【多选题】在Python中添加注释可以使用哪些符号?

【简答题】给定一个包含若干个整数的列表alist,要求返回输出列表blist,blist中的元素为 与alist对应位置上的元素之外其余各元素的乘积。 输入格式: 共一行,列表中的元素以空格隔开。 输出格式: 共一行,为一个列表。 输入样例: 1 2 3 输出样例: [6, 3, 2] (注:原列表的1,对应输出6=2*3,原列表的2,对应输出3=1*3, 原列表的3,对应输出2=1*2)

【填空题】使用构造方法创建空列表的方式是 alist =

【单选题】s = "4", s的数据类型是?

【填空题】alist = list(range(2, 11, 2)) alist[0]的值是

【判断题】列表中的元素,数据类型必须一致,因此列表也称之为数组。

【填空题】alist = list(range(2, 11, 2)) alist[2:4]的值是

【简答题】Key to the translation of Unit One (2) 1. Before I came to/entered college, I had never thought life at college would be so rich and interesting. 2. Most of the Chinese college students born in the 1990s are the only child of their families. 3. All those who know him admire him for his work. 4. I missed the class because I didn ’ t know it had moved up to Thursday. 5. In some countries, those who are overweight will be punished one way or another. 6. Soon after the fire, those who had lost their homes were taken to a place of safety. 7. When we met again, we found we both had changed a lot. 8. A team of experts headed by Professor Li will soon come and help farmers solve their problems. 9. The field planted with tomatoes used to be wasteland. 10. Our teacher told us to read books written by such masters as Mao Dun and Ba Jin.

【简答题】有一个列表,请使用while循环遍历元素的方法打印全部列表元素 alist=list(1,100,2)

【简答题】有一个二维数组,找出其中最大的值 [[1, 23, 3], [4, 17 , 6], [9, 48, 19]] 输入:无 输出:48

【简答题】Translation I'm trouble with numbers. I'm happy with the new computer.

【多选题】s = "ABCDEF" 要打印"BCD"三个字符,正确的方法是

【简答题】Translation I wish that he would be politically dead!

【单选题】s = "ABCDEF" s[0]的值为________

【多选题】alist = list(range(2, 11, 2))

将alist的值变为[2, 4, 5, 7, 10]的方法是

【多选题】合并两个列表的方法是:

【多选题】删除单个列表元素的三个方法是

【多选题】创建空列表的方法:

【填空题】对列表alist中的元素按照索引逆序排序的方法是:

【填空题】使用sort()方法对列表alist中的元素进行逆序排序的方法是:

【判断题】分别为变量x和y赋值 x, y = 1, 1 print(id(x)) 与 print(id(y)) 的打印结果是一样的

【判断题】同一个变量,分别赋值2次 x = 1 print(id(x)) x = 2 print(id(x)) 两次打印结果一致,因为变量地址不变

【多选题】插入单个列表元素的两种方法是:

【简答题】有一个列表,请使用for循环遍历元素的方法打印全部列表元素 alist=list(range(1,100,2))

【单选题】s = "ABCDEF" 那么s[::-1]应该输出什么?

【简答题】""" 请分别使用print(value1, value2, sep = "" , end = "") 和print("My name is %s, I'm %d years old."%(name, age)) 以及print("My name is {}, I'm {} years old.".format(name, age)) 三种输出形式介绍自己 如: 我的名字叫秦海墨,男,今年22岁。 """

【多选题】s = "ABCDEF" 以下哪些说法是正确的?

【简答题】给定一个包含若干个整数(可能存在重复整数)的列表,判断其中是否存在三个元素a,b,c,使得a+b+c=0?找出所有满足条件且不重复的这样的三个数的组合。 输入格式: 共一行,列表中元素以空格隔开。 输出格式: 共一行,为组合的个数,不存在这样的组合就输出0 输入样例: -1 0 1 2 -1 输出样例: 3 (注:三个组合是-1,0,1;-1,2,-1;0,1,-1)

【简答题】设计程序,输入一个数n,打印层数为n的倒金字塔

【编程题】""" 完成以下功能: 输入一个数字并将其赋值给一个变量num, 计算num * 123456789的结果, 将结果输出到屏幕 """

【填空题】alist = list(range(2, 11, 2)) alist[-1]的值是

【简答题】给出两组相同数量的整数,求这两组整数的差异估算,即:对应数差值平方之和。 第一组为a1, a2....an 第二组为b1, b2....bn 求 (a1-b1)^2+(a2-b2)^2+....+(an-bn)^2 输入格式: 两行,每行是一组整数,用空格隔开。 输出格式: 一个整数。 输入样例: 1 2 1 2 输出样例: 0 输入样例: 1 2 3 4 5 2 3 4 5 6 输出样例: 5

【填空题】Python中每层缩进_________个字符?

【简答题】有一个列表,请使用for循环遍历元素索引的方法打印全部列表元素 alist=list(range(1,100,2))

【判断题】列表不同于字符串,字符串作为一个的整体存储在变量中,而列表中的每个元素都可以视作为一个单独的变量。 所以字符串中的字符不能不能使用索引改写,但是列表中的元素可以通过索引改写。

【判断题】使用sort()方法对列表排序是永久性排序; 使用sorted()方法对列表排序是临时性排序,列表本身不受影响。

【简答题】

【简答题】使用range函数创建一个从2到10的偶数列表 alist

【简答题】Key to the translation of Unit 3 and Unit 4 1. If you had arrived ten minutes earlier, you could have caught the brain. 2. Your father would have forgiven you if you had told him the truth. 3. If it hadn ’ t snowed heavily, I would have taken you along to yesterday ’ s party. 4. If there had been more rain in spring, the harvest would have been much better. 5. If they hadn ’ t learned a lesson from their failure, they wouldn ’ t have achieved so much. 6. If my family hadn ’ t supported me, I wouldn ’ t have taken part in this contest. 7. Many people think that China ’ s Great Wall is one of the seven wonders of the ancient world. 8. As so often happens, misfortunes/troubles never come singly/alone. 9. As is often the case with many first-year college students, Jim finds it hard to adapt to the life at college. 10. As is reported, the president will visit five African countries next month. Key to the translation of Unit 4 1. As the final exams are coming nearer, students have stopped playing computer games, and they are busy preparing for them. 2. As time goes by, it becomes easier to forgive and forget. 3. The couple listened carefully as their daughter told them about her first day at school. 4. As we approached the 21 st century, we keenly felt the need for understanding and cooperation between nations, 5. As he is learned as well as humorous, Professor Yan is very popular with his students. 6. As many important people will go to the party, the couple think they should be seen there, too. 7. Three subway lines are being built in the city. 8. Shakespeare ’ s works have been translated into many languages and read all over the world. 9. Almost half of the corps in the area have been destroyed in the rainstorm. 10. If you were aske4d to list ten people you admire, who would you name?

【填空题】该列表的元素个数为? alist = ["i", 123, 22.7, [123, 22.3], {"x":22, "y":77}] ", 123, 22.7, [123, 22.3], {"x":22, "y":77 }]

【单选题】s = "ABCDEF" s[-1]的值为________

【简答题】我妈说我不是当工程师的料

【填空题】Python编程时,英文常用编码为________,使用中文编码需要___________。 程序保存在磁盘上常用的编码格式是________,程序调入内存后的编码格式一般为___________。

【单选题】以下哪种命名方式是不正确的?

【简答题】完全平方数:11**2 =121,12**2 = 144,13**2=169,121,144,169这样的数称为完全平方数 一个特殊的正整数,它加上150后是一个完全平方数, 再加上136又是一个完全平方数,求符合条件的最小的一个数。 输入格式: 无需输入 输出格式: 共一行,为一个整数。

【填空题】s = "ABCDEF" s[:4:2]的打印结果是_____________ s[-4::2]的打印结果是_____________ s[::2]的打印结果是_____________ s[::-2]的打印结果是_____________

【简答题】输入一串随机长度的字符串,其间用空格分开,比如'Data Science with Python is Wonderful', 要求求出字符串中最后一个单词的长度 输入样例:Data Science with Python is Wonderful 输出样例:9

【简答题】水仙花数指的是这样的一个数: 1,以其各个位数上的值作为基数,以其数字的长度作为幂 2,将基数与幂的和依次相加,仍然等于其本身 比如 153这个数,百位为1,十位为5,个位为3,数字总长度为3 153 = 1**3 + 5**3 + 3**3 = 1+ 125 + 27 =153 求5000以内的水仙花数 输入:无 输出:153 370 371 407 1634

【判断题】s = "ABCDEF" s[1:-1] 和 s[1:]的输出结果是一样的

【判断题】列表中可以嵌套使用列表