使用OpenJudge上面的题集。
实用Python程序设计测验汇总(2022秋季)。

1 字符菱形

ch = input()
for i in range(1,6):if i <= 3:print(" "*(3-i)+ch*(2*i-1))else:print(" "*(i-3)+ch*(5-(i-3)*2))

2 字符三角形

# 2 字符三角形
ch = input()
print(" "*2+ch)
print(" "+ch*3)
print(ch*5)

3 输出第二个整数

# 3 输出第二个整数
ls = input().split()
print(ls[1])

4 求三个数的和

# 4 求三个数的和
text = input().split()
sum = 0
for i in text:sum += float(i)
print(sum)

5 判断子串

# 5 判断子串
son = input()
father = input()
if son in father:print("YES")
else:print("NO")

6 计算(a+b)*c的值

# 6 计算(a+b)*c的值
a,b,c=map(int,input().split())
sum=(a+b)*c
print(sum)

7 反向输出一个三位数

切片操作语法：

str[start:stop:step] # 其中依次表示为[开始索引:结束索引:步长]

其中是左闭右开区间，步长 step 可以为负数

# 7 反向输出一个三位数
a = input()
print(a[::-1])

8 字符串交换

切片。

# 8 字符串交换
str1 = input()
str2 = input()
s1 = str1[0:2] + str2[2:4]
s2 = str2[0:2] + str1[2:4]
print(s2+'\n'+s1)

9 字符串中的整数求和

# 9 字符串中的整数求和
a,b = map(str,input().split())
c = int(a[0:2])+int(b[0:2])
print(c)

10 计算2的幂

# 10 计算2的幂
mi = int(input())
mul = 1
for i in range(mi):mul *= 2
print(mul)

11 计算多项式的值

格式化字符串，也可以使用format。

# 11 计算多项式的值
x, a, b, c, d = map(float, input().split())
y = a*x**3 + b*x**2 + c*x + d
print("%.7f"%y)

12 奇偶性判断

# 12 奇偶数判断
n = int(input())
if n%2:print("odd")
else:print("even")

13 点和正方形的关系

判断条件。

# 13 点和正方形的关系
x, y = map(int, input().split())
if x <= 1 and x >= -1:if y <=1 and y >= -1:print("yes")else:print("no")
else:print("no")

14 三角形判断

# 14 三角形判断
a, b, c = map(int, input().split())
if a+b>c and b+c>a and a+c>b:print("yes")
else:print("no")

15 计算邮资

# 15 计算邮资
menu = input().split()
a = int(menu[0])
sum = 0
if a > 1000:b = int((a-1000)/500)if (a-1000)%500>0:sum = 8 + (b + 1) * 4else:sum = 8 + b * 4
else:sum += 8
if menu[1] == 'y':print(sum+5)
else:print(sum)

16 分段函数

# 16 分段函数
x = float(input())
y = 0
if x >= 0 and x < 5:y = -x + 2.5
elif x >= 5 and x < 10:y = 2 - 1.5*(x-3)*(x-3)
elif x >= 10 and x < 20:y = x / 2 - 1.5
print("%.3f"%y)

17 简单计算器

# 17 简单计算器
s = input().split()
str = s[0] + s[2] + s[1]
symbol = ['+', '-', '*', '/']
if s[2] in symbol:if s[2]=='/' and s[1] == '0':print("Divided by zero!")else:print(int(eval(str)))
else:print("Invalid operator!")

18 大象喝水

最初，是在lua语言中，math.ceil(x)返回大于等于参数x的最小整数,即对浮点数向上取整.

# 18 大象喝水
import math
h, r = map(int, input().split())
PI = 3.14159
v = h*PI*r*r
num = 20000/v
print(math.ceil(num))

19 苹果和虫子2

# 19 苹果和虫子2
import math
n, x, y = map(int, input().split())
res = n - math.ceil(y/x)
if res < 0:res = 0
print(res)

20 求整数的和与均值

# 20 求整数的和与均值
n = int(input())
sum = 0
for i in range(n):sum += int(input())
print("%d"%sum+" "+"%.5f"%(sum/n))

21 整数序列的元素最大跨度值

# 21 整数序列的元素最大跨度值
n = int(input())
array = input().split()
array = [int(i) for i in array]
print(max(array)-min(array))

22 奥运奖牌计数

# 22 奥运奖牌计数
n = int(input())
jin = 0
yin = 0
tong = 0
for i in range(n):array = input().split()array = [int(i) for i in array]jin += array[0]yin += array[1]tong += array[2]
print("%d"%jin+" "+"%d"%yin+" "+"%d"%tong+" "+"%d"%(jin+yin+tong))

23 鸡尾酒疗法

# 23 鸡尾酒疗法
n = int(input())
x0 = input().split()
baseline = float(x0[1])/float(x0[0])
for i in range(n-1):x1 = input().split()a = float(x1[1])/float(x1[0])sub = a -baselineif sub > 0.05:print("better")elif sub < -0.05:print("worse")else:print("same")

24 角谷猜想

# 24 角谷猜想
n = int(input())
while n!=1:if n % 2:print(str(n)+"*3+1="+str(n*3+1))n=n*3+1else:print(str(n)+"/2=%d"%(n/2))n//=2
print("End")

25 正常血压

# 25 正常血压
n = int(input())
total = 0
maxtotal = 0
for i in range(n):s = input().split()a, b = int(s[0]), int(s[1])if 90<=a<=140 and 60<=b<=90:total+=1if maxtotal<total:maxtotal = totalelse:total = 0
print(maxtotal)

26 数字反转

# 26 数字反转
n = int(input())
while n%10 == 0:n = int(n/10)
n = str(n)
if n[0] == '-':print("-"+n[:0:-1])
else:print(n[::-1])

27 求特殊自然数

# 27 求特殊自然数
def stoi(n, i):if i < 2 or i > 10:return -1ys = ""while n >= i:ys = str(n%i) + ysn //= iys = str(n) + ysreturn ys
for i in range(1,999):if len(stoi(i, 7)) == 3 and len(stoi(i, 9)) == 3:if str(stoi(i, 7)) == str(stoi(i, 9))[::-1]:print(i)print(stoi(i, 7))print(stoi(i, 9))

28 数字统计

# 28 数字统计
l, r = map(int, input().split())
c = ""
for i in range(l, r + 1):c += str(i)
sum = 0
for j in c:if j == '2':sum += 1
print(sum)

29 求最大公约数问题

# 29 求最大公约数问题
a, b = map(int, input().split())
if a < b:a, b = b, a
while a % b:a, b = b, a%b
print(b)

30 多少种取法

# 30 多少种取法
def ways(m, n, s):if m > s:return ways(s, n, s)elif n == 0 and s == 0:return 1elif m == 0 or s == 0:return 0else:return ways(m-1,n-1,s-m)+ways(m-1,n,s)
n = int(input())
for i in range(n):m, n, s = map(int, input().split())print(ways(m, n, s))

31 石头剪刀布

# 31 石头剪刀布
n, a, b = map(int, input().split())
aScore, bScore = 0, 0
na = [int(i) for i in input().split()]
nb = [int(i) for i in input().split()]
for k in range(n):if (na[k%a]==2 and nb[k%b]==5) or (na[k%a]==5 and nb[k%b]==0) or (na[k%a]==0 and nb[k%b]==2):aScore += 1elif na[k%a] == nb[k%b]:passelif (na[k%a]==5 and nb[k%b]==2) or (na[k%a]==0 and nb[k%b]==5) or (na[k%a]==2 and nb[k%b]==0):bScore += 1
if aScore > bScore:print('A')
elif aScore == bScore:print('draw')
elif aScore < bScore:print('B')

32 统计数字字符个数

# 32 统计数字字符个数
s = input()
ret = 0
for i in range(len(s)):if s[i].isdigit():ret += 1
print(ret)

33 大小写字母互换

# 33 大小写字母互换
s = input()
for c in s:if 'a' <= c <= 'z':print(chr(ord(c) - 32 ),end="")elif 'A' <= c <= 'Z':print(chr(ord(c) + 32),end="")else:print(c,end="")

34 过滤多余的空格

# 34 过滤多余的空格
s = input()
for i in range(len(s)):if s[i] == ' ' and s[i-1] == ' ':print('', end='')else:print(s[i], end='')

35 找第一个只出现一次的字符

# 35 找第一个只出现一次的字符
s = input()
flag = 1
for i in range(len(s)):if s.count(s[i]) == 1:print(s[i])flag = 0break
if flag:print('no')

36 判断字符串是否为回文

# 36 判断字符串是否为回文
s = input()
flag = 1
length = int(len(s)/2)
for i in range(length):if s[i] != s[len(s)-1-i]:print("no")flag = 0break
if flag:print("yes")

37 字符串最大跨距

# 37 字符串最大跨距
SS = input().split(",")
s,s1,s2 = SS[0],SS[1],SS[2]
a = s.find(s1)
b = s.rfind(s2)
c = len(s1)
if b-a-c >= 0: print(b-a-c) 
else: print("-1")

38 找出全部子串位置

# 38 找出全部子串位置
n = int(input())
for i in range(n):s = input().split()m = 0if s[1] not in s[0]:print('no',end='')for j in s[0]:a = s[0].find(s[1], m)if a == -1:continueelse:m = a + len(s[1])print(a, end=' ')print("")

39 万年历

# 39 万年历
n = int(input())def days_of_week(year, mon, day):list1 = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]  #闰年2月份为29天list2 = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]  #平年2月份为28天date = 0years = 0lst_days = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday","Saturday"]if (year % 4 == 0) & (year % 100 != 0) or year % 400 == 0:if mon in [1, 3, 5, 7, 8, 10, 12]:if day < 1 or day > 31:print('Illegal')returnelif mon == 2:if day < 1 or day > 29:print('Illegal')returnelif mon in [4, 6, 9, 11]:if day < 1 or day > 30:print('Illegal')returnelse:print('Illegal')returnelse:if mon in [1, 3, 5, 7, 8, 10, 12]:if day < 1 or day > 31:print('Illegal')returnelif mon == 2:if day < 1 or day > 28:print('Illegal')returnelif mon in [4, 6, 9, 11]:if day < 1 or day > 30:print('Illegal')returnelse:print('Illegal')return#输入的年份大于等于2018年的判断过程如下:if year >= 2018:for j in range(2018, year):if (j % 4 == 0) & (j % 100 != 0) or j % 400 == 0:  #闰年years += 366else:  #平年years += 365  #闰年天数加366天,平年加365天if ((year % 4) == 0) & ((year % 100) != 0) or ((year % 400) == 0):for i in range(mon - 1):date += list1[i]  #闰年月份按list1相加days = date + dayelse:for i in range(mon - 1):date += list2[i]  #平年月份按list2相加days = date + daytotal = days + yearsji = total % 7  #参考日期是2018年1月1号是星期一#由于"ji=0"时,输出的结果是"星期0",因此对"ji"进行了判断,使"ji=0"时输出的结果为"星期7"print(lst_days[ji])#输入的年份小于2018年的判断过程如下:else:for j in range(year + 1, 2018):if (j % 4 == 0) & (j % 100 != 0) or j % 400 == 0:years += 366else:years += 365if ((year % 4) == 0) & ((year % 100) != 0) or ((year % 400) == 0):for i in range(mon - 1, 12):date += list1[i]days = date - day + 1else:for i in range(mon - 1, 12):date += list2[i]days = date - day + 1total = days + yearsji = total % 7print(lst_days[(8 - ji)%7])for i in range(n):year, mon, day = map(int, input().split())days_of_week(year, mon, day)

40 成绩排序

# 40 成绩排序
a = []
swp = {}
num = int(input())
for i in range(num):b = input().split()b[1] = int(b[1])a.append({"name":b[0], 'score':b[1]})
for i in range(num):for j in range(i+1, num):if a[i]["score"] < a[j]["score"] or (a[i]["score"] == a[j]["score"] and a[i]["name"] > a[j]["name"]):swp = a[i]a[i] = a[j]a[j] = swp   #冒泡排序
for i in range(num):print("%s %d"%(a[i]["name"],a[i]["score"]))

41 图像模糊处理

# 41 图像模糊处理
import copy
n,m = map(int,input().split())
a = []for i in range(n):lst = list(map(int,input().split()))a.append(lst)b = copy.deepcopy(a) # b = a[:] 是浅拷贝，不行for i in range(1,n-1):for j in range(1,m-1):b[i][j] = round((a[i][j] + a[i-1][j] + a[i+1][j] + a[i][j-1] + a[i][j+1])/5)for i in range(0,n):for j in range(0,m):print(b[i][j],end = " ")print("")

42 向量点积计算

# 42 向量点积计算
n = int(input())
a = [int(i) for i in input().split()]
b = [int(i) for i in input().split()]
vetSum = 0
for i in range(n):vetSum += a[i]*b[i]
print(vetSum)

43 病人排队

# 43 病人排队
n = int(input())
a = []
for i in range(n):s = input().split()lst = [str(s[0]),int(s[1])]   #添加上登记顺序a.append(lst)
def KEY(x):if x[1]>=60:return-x[1]  #年龄从大到小else:return 0
a.sort(key=KEY)  #key为自定义比较函数，按函数f的方式比较
for i in range(n):print(a[i][0])

44 矩阵乘法

# 44 矩阵乘法
m, n, k = map(int, input().split())
A = []
B = []
for i in range(m):A.append(list(map(int, input().split())))
for i in range(n):B.append(list(map(int, input().split())))C = [[0 for i in range(k)] for i in range(m)]for i in range(m):for j in range(k):for q in range(n):C[i][j] += A[i][q] * B[q][j]print(C[i][j], end=' ')print("")

45 回文子串

# 45 回文子串
s = input()
n = len(s)
res = []
for i in range(0, n-1):for j in range(i+1, n):if s[i: j+1] == s[j:i:-1] + s[i]:tmpList = [j-i+1, i, s[i:j+1]]res.append(tmpList)
res.sort()
for i in range(len(res)):print(res[i][2])

46 校园食宿预订系统

# 46 校园食宿预订系统
n, m = map(int,input().split())
t={}
for i in range(m):s = input().split()name, price, num =s[0], int(s[1]), int(s[2])t[name]=[price,num]
total = 0
for i in range(n):names = input().split()for name in names:if t[name][1]>0:total += t[name][0]t[name][1] -= 1
print(total)

47 找出所有整数

# 47 找出所有整数
import re
m = '[0-9]+'
while True:try:s = input()lst = re.findall(m,s)for x in lst:print(x)except:break

48 找出所有整数和小数

# 48 找出所有整数和小数
import re
m='[0-9]+\.[0-9]+|[0-9]+'
while True:try:s = input()lst = re.findall(m,s)for x in lst:print(x)except:break

49 找出小于100的整数

# 49 找出小于100的整数
import re
m = r"(^|[^0-9-])(\d{1,2})([^0-9]|$)"
for i in range(2):s = input()lst = re.findall(m,s)for x in lst:# // 在此处补充你的代码print(x[1])

50 密码判断

# 50 密码判断
import rem='[A-Za-z][-A-Za-z0-9_]{7,}\Z'while True:try:s = input()if re.match(m,s) != None:print("yes")else:print("no")except:break

51 寻找h3

# 51 寻找h3
import re
m = \
'<h3>(.*?)</h3>'
for x in  re.findall(m,"cdef<h3>abd</h3><h3>bcK</h3><h3>123</h3>KJM"):print(x)

52 找<>中的数

# 52 找<>中的数
n=int(input())
import re
for i in range(n):s=input()m='<(0|[1-9][0-9]{0,2})>'result=re.findall(m,s)if result==None:print("NONE")elif len(result)==0:print("NONE")else:for x in result:print(x,end=" ")print("")

53 手机号码

# 53 手机号码
import re
n=int(input())
isfirstprint=True
for j in range(n):s = input()m = '<(.+?)>(.*?)</\\1>'result = re.findall(m, s)if len(result) == 0:if not isfirstprint:print("\n",end="")print("NONE",end="")isfirstprint=Falseelse:isNone = Truefor x in result:# 查找电话号码m = '\([0-9]{1,2}\)-[0-9]{3,}'phone_maybe = re.findall(m, x[1])if len(phone_maybe) == 0:continueelse:phone = []for tmp in phone_maybe:if len(re.findall('-[0-9]+', tmp)[0]) < 5:phone += re.findall('\(([0-9]{1,2})\)-[0-9]{3,}', tmp)if len(phone) > 0:isNone=Falseif not isfirstprint:print("")isfirstprint=Falseprint("<" + x[0] + ">", end="")isFirstPrinthere=Truefor tt in phone:if not isFirstPrinthere:print(",", end="")print(tt, end="")isFirstPrinthere=Falseprint("</" + x[0] + ">",end="")if isNone==True:if not isfirstprint:print("")print("NONE",end="")isfirstprint=False

54 时间处理

# 54 时间处理
import datetime
s=[]
t=[]
while True:try:s.append(input())except:break
for i in range(len(s)):if i%2==0:if len(s[i].split())==5:a=datetime.datetime.strptime(s[i],'%Y %m %d %H %M')else:a = datetime.datetime.strptime(s[i], '%m-%d-%Y %H:%M %p')else:ss=s[i].split()if len(ss)==1:a+=datetime.timedelta(seconds=int(ss[0]))else:a+=datetime.timedelta(days=int(ss[0]),hours=int(ss[1]),minutes=int(ss[2]))t.append(a)
for i in t:print(i)