python 100题 1-10

mac2024-06-04  51

1 - 10

第1题第2题第3题第4题第5题第6题第7题第8题第9题第10题

第1题

题目:有四个数字:1、2、3、4,能组成多少个互不相同且无重复数字的三位数?各是多少?

ls = [] #用列表储存结果 n = 0 #初始个数 for i in range(1, 5): for j in range(1, 5): for k in range(1, 5): if i != j and i != k and j != k: n += 1 ls.extend([[i, j, k]]) print(ls) print(f"共有{n}个")

输出: [[1, 2, 3], [1, 2, 4], [1, 3, 2], [1, 3, 4], [1, 4, 2], [1, 4, 3], [2, 1, 3], [2, 1, 4], [2, 3, 1], [2, 3, 4], [2, 4, 1], [2, 4, 3], [3, 1, 2], [3, 1, 4], [3, 2, 1], [3, 2, 4], [3, 4, 1], [3, 4, 2], [4, 1, 2], [4, 1, 3], [4, 2, 1], [4, 2, 3], [4, 3, 1], [4, 3, 2]] 共有24个

第2题

题目:企业发放的奖金根据利润提成。利润(I)低于或等于10万元时,奖金可提10%;利润高于10万元,低于20万元时,低于10万元的部分按10%提成,高于10万元的部分,可提成7.5%;20万到40万之间时,高于20万元的部分,可提成5%;40万到60万之间时高于40万元的部分,可提成3%;60万到100万之间时,高于60万元的部分,可提成1.5%,高于100万元时,超过100万元的部分按1%提成,从键盘输入当月利润I,求应发放奖金总数?

l = int(input('请输入当月利润(万元):')) bonus = 0 bonus1 = 10 * 0.1 bonus2 = bonus1 + 10 * 0.075 bonus3 = bonus2 + 20 * 0.05 bonus4 = bonus3 + 20 * 0.03 bonus5 = bonus4 + 40 * 0.015 if l <= 10: bonus = l * 0.1 elif l <= 20: bonus = bonus1 + (l - 10) * 0.075 elif l <= 40: bonus = bonus2 + (l - 20) * 0.05 elif l <= 60: bonus = bonus3 + (l - 40) * 0.03 elif l <= 100: bonus = bonus4 + (l - 60) * 0.015 elif l > 100: bonus = bonus5 + (1 - 100) * 0.01 print("奖金为{}万元".format(bonus)) bonus = [0, 1.0, 1.75, 2.75, 3.35, 3.95] #用列表存储 l = int(input('请输入当月利润(万元):')) if l <= 10: bonus = bonus[0] + 10 * 0.1 elif l <= 20: bonus = bonus[1] + (l - 10) * 0.075 elif l <= 40: bonus = bonus[2] + (l - 20) * 0.05 elif l <= 60: bonus = bonus[3] + (l - 40) * 0.03 elif l <= 100: bonus = bonus[4] + (l - 60) * 0.015 elif l > 100: bonus = bonus[5] + (l - 100) * 0.01 print("奖金为{}万元".format(bonus))

输出: 请输入当月利润(万元):46 1.0 1.75 2.75 3.35 3.95 奖金为2.93万元

第3题

题目:一个整数,它加上100后是一个完全平方数,再加上168又是一个完全平方数,请问该数是多少?

from math import sqrt for i in range(10001): p = sqrt(i + 100) q = sqrt(i + 100 + 268) if p == int(p) and q == int(q): #判断整数 if p ** 2 == (i + 100) and q ** 2 == (i + 100 + 268): print("p:", p) print("q:", q) print(i)

输出: p: 66.0 q: 68.0 4256

第4题

题目:输入某年某月某日,判断这一天是这一年的第几天?

year = int(input("年:")) month = int(input("月:")) day = int(input("日:")) print(f'问{year}年{month}月{day}日是一年中的第几天?') months = (0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334) if 0 <= month <= 12 and 0 <= day <= 31: sum = months[month - 1] sum += day leap = 0 if (year % 400 == 0) or (year % 4 == 0 and year % 100 != 0): #判断闰年 leap = 1 if month > 2: sum += 1 print('第%d天' %sum ) else: print('data error!')

输出:

请输入当月利润(万元):46 1.0 1.75 2.75 3.35 3.95 奖金为2.93万元

第5题

题目:输入三个整数x,y,z,请把这三个数由小到大输出。

i = int(input()) j = int(input()) k = int(input()) l = [i,j,k] l.sort() print(l)

输出: 4 76 2 [2, 4, 76] 也可以用for循环添加:

l = [] for i in range(3): n = int(input()) l.append(n) print(l) l.sort() print(l)

输出跟上面一样

第6题

题目:用*号输出字母C的图案。

print(" * " * 8) print("* \n" * 11) print(" * " * 8)

有点丑 :p

第7题

题目:输出特殊图案,请在c环境中运行,看一看,very beautiful! (我的这个100题应该是c语言版吧)

a = 176 b = 219 print(chr(b), chr(a), chr(a), chr(a), chr(b)) print(chr(a), chr(b), chr(a), chr(b), chr(a)) print(chr(a), chr(a), chr(b), chr(a), chr(a)) print(chr(a), chr(b), chr(a), chr(b), chr(a)) print(chr(b), chr(a), chr(a), chr(a), chr(b)) type(chr(a))

输出: Û ° ° ° Û ° Û ° Û ° ° ° Û ° ° ° Û ° Û ° Û ° ° ° Û str chr()函数是将ASCII码中的数字转为对应的字符

第8题

题目:输出9 * 9口诀 分析:首先python会在print语句后面默认加上一个回车,也就是会导致自动换行,所以第一个print后面需要end = “”;其次,第二个print()的目的是在算完一行之后自动换行。

for i in range(1, 10): for j in range(1, i + 1): print(f"{i} × {j} = {i * j}", end = "") print()

输出: 1 × 1 = 1 2 × 1 = 2 2 × 2 = 4 3 × 1 = 3 3 × 2 = 6 3 × 3 = 9 4 × 1 = 4 4 × 2 = 8 4 × 3 = 12 4 × 4 = 16 5 × 1 = 5 5 × 2 = 10 5 × 3 = 15 5 × 4 = 20 5 × 5 = 25 6 × 1 = 6 6 × 2 = 12 6 × 3 = 18 6 × 4 = 24 6 × 5 = 30 6 × 6 = 36 7 × 1 = 7 7 × 2 = 14 7 × 3 = 21 7 × 4 = 28 7 × 5 = 35 7 × 6 = 42 7 × 7 = 49 8 × 1 = 8 8 × 2 = 16 8 × 3 = 24 8 × 4 = 32 8 × 5 = 40 8 × 6 = 48 8 × 7 = 56 8 × 8 = 64 9 × 1 = 9 9 × 2 = 18 9 × 3 = 27 9 × 4 = 36 9 × 5 = 45 9 × 6 = 54 9 × 7 = 63 9 × 8 = 72 9 × 9 = 81

如果想输出的形式是左上,则可以这样修改:

for i in range(1, 10): for j in range(i, 10): print(f"{i} × {j} = {i * j} ", end = "") print()

输出: 1 × 1 = 1 1 × 2 = 2 1 × 3 = 3 1 × 4 = 4 1 × 5 = 5 1 × 6 = 6 1 × 7 = 7 1 × 8 = 8 1 × 9 = 9 2 × 2 = 4 2 × 3 = 6 2 × 4 = 8 2 × 5 = 10 2 × 6 = 12 2 × 7 = 14 2 × 8 = 16 2 × 9 = 18 3 × 3 = 9 3 × 4 = 12 3 × 5 = 15 3 × 6 = 18 3 × 7 = 21 3 × 8 = 24 3 × 9 = 27 4 × 4 = 16 4 × 5 = 20 4 × 6 = 24 4 × 7 = 28 4 × 8 = 32 4 × 9 = 36 5 × 5 = 25 5 × 6 = 30 5 × 7 = 35 5 × 8 = 40 5 × 9 = 45 6 × 6 = 36 6 × 7 = 42 6 × 8 = 48 6 × 9 = 54 7 × 7 = 49 7 × 8 = 56 7 × 9 = 63 8 × 8 = 64 8 × 9 = 72 9 × 9 = 81

第9题

题目:要求输出国际象棋 这是参考解法:

import sys for i in range(8): #i表示行(列) for j in range(8): #j表示列(行) if (i + j) % 2 == 0: sys.stdout.write(chr(219)*2) #涂成黑格子 else: sys.stdout.write(' ') #白格子 print('')

据我查阅所知,sys.stdout默认指向到控制台,当然我们也可以重定向到其他地方,比如某个文件。sys.stdout.write(“something”)等价于print(“something”, end = “”)

第10题

题目:打印楼梯 ,同时在楼梯上面打印笑脸

import sys sys.stdout.write(chr(128522)*2) #两种打印方法 print('') for i in range(8): for j in range(i + 1): sys.stdout.write(chr(219)*2) print()

输出: 😊😊 ÛÛ ÛÛÛÛ ÛÛÛÛÛÛ ÛÛÛÛÛÛÛÛ ÛÛÛÛÛÛÛÛÛÛ ÛÛÛÛÛÛÛÛÛÛÛÛ ÛÛÛÛÛÛÛÛÛÛÛÛÛÛ ÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛ

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