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第一章
s="Python语言简单易学"
print(s.encode("utf-8"))1
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A=int(input())
B=int(input())
C=A+B
print(C)1
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a, b, c = map(int, input().split())
print(b*b-4*a*c)1
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第二章
x=input()
x=float(x)
if x==0:
print('f(%.1f) = %.1f'%(x,x))
else:
print('f(%.1f) = %.1f' %(x,1/x))1
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n=input()
x=int(n)
if x<0:
print("Invalid Value!")
if x<=50 and x>0:
y=x*0.53
print("cost = %.2f"%y)
if x>50:
z=50*0.53
x=x-50
y=z+x*0.58
print("cost = %.2f"%y)1
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n=int(input())
i=a=0
b=1
while i
if b%2==1:
a=a+b/(2*i+1)
i+=1
else:
a=a-(i+1)/(2*i+1)
i+=1
b+=1
print("{0:.3f}".format(a))1
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list = input().split(" ")
olist = []
s = 0
for i in list:
if int(i) > 0:
olist.append(int(i))
for i in olist:
if i % 2 != 0:
s += i
print(s)1
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a,b=map(int,input().split())
i=su=c=0
while i
c=10**i+c
su=su+a*c
i+=1
print("s = %.f"%su)1
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第三章
x = [7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2]
y = ['1','0','X','9','8','7','6','5','4','3','2']
n = int(input())
m = 0
for i in range(n):
num = str(input())
if len(num)>18:
print(num)
m = 1
else:
a = num[:17]
c = True
b = 0
for j in range(len(a)):
try:
b+=int(a[j])*x[j]
except:
c = False
print(num)
m = 1
break
if c:
b = b%11
if y[b]!=num[-1]:
print(num)
m = 1
if m==0:
print('All passed')1
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import numpy as np
a = list(map(int, input().strip().split()))
n=len(a)
x=np.mean(a)
for i in range(0,n):
if a[i]>x:
print(a[i],end=" ")1
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第四章
n = int(input())
p = 1
for i in range ( n-1 , 0 , -1 ):
p = ( p + 1 ) * 2
print(p)1
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m,n=map(int,input().split())
a=[]
for i in range(m):
s=input()
a.append([int(n) for n in s.split()])
for j in range(m):
sum=0
for k in range(n):
sum+=a[j][k]
print(sum)1
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i1=int(input())
f=input()
i2=int(input())
try:
if f.__eq__('+'):
res=i1+i2
elif f.__eq__('-'):
res=i1-i2
elif f.__eq__('*'):
res=i1*i2
else:
res=i1/i2
except ZeroDivisionError :
print("divided by zero")
else:
print('{:.2f}'.format(res))1
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n=int(input())
monkey=[]
timer=0
count=0
if(n>0 and n<=1000):
for i in range(1,n+1):
monkey.append(i)
while(len(monkey)>1):
timer+=1
count+=1
if(count>len(monkey)):
count=1
if(timer==3):
timer=0
monkey.pop(count-1)
count-=1
print(monkey[0])1
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m,n=map(int,input().split())
flag = 0
for i in range(m,n+1):
c = []
a = []
b = i
while int(b) != 0:
b = b/2
if int(b) ==0:
break
if a == []:
b = int(b)
if i%b == 0:
a.append(b)
continue
else:
break
if b%int(b) == 0:
a.append(int(b))
else:
b = int(b)+1
a.append(b)
if i%int(b) != 0:
break
if i == sum(a):
for j in range(1,i):
if i%j == 0:
if j not in c:
c.append(j)
if set(c).symmetric_difference(set(a)) != set():
continue
flag +=1
print(i,end='')
print(' = {}'.format(a[(len(a)-1)]),end='')
for x in range(len(a)-2,-1,-1):
if x == 0:
print(' + {}'.format(a[x]))
else:
print(' + {}'.format(a[x]),end='')
if flag == 0:
print('None')1
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m,n=map(int,input().split())
count = 0
s=0
for num in range(m,n + 1):
# 素数大于 1
if num > 1:
for i in range(2, num):
if (num % i) == 0:
break
else:
count += 1
s+=num
print(count,s)1
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第五章
n=list(map(int,input().split(',')))
n=sorted(list(set(range(6,11))-set(n)))
print(" ".join(map(str,n[0:])))1
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x=eval(input())
y=[]
for i in range(0,len(x)):
if x[i] not in y:
y.append(x[i])
for j in range(0,len(y)-1):
print('%d'%y[j],end=' ')
print(y[-1])1
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第六章
def fn(x,y):
item = 0
s = 0
for i in range(y):
item = item*10+x
s += item
return s
a,b=input().split()
s=fn(int(a),int(b))
print(s)
exit(0)1
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def prime(p):
list = [f for f in range(1, p + 1) if p % f == 0]
if list == [1,p]:
return True
else:
return False
def PrimeSum(m,n):
sum = 0
for i in range(m,n+1):
if prime(i):
sum = sum + i
return sum1
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def CountDigit(number,digit ):
count=0
if number<0:
number=-number
while number>0:
i=number%10
if i==digit:
count+=1
number//=10
return count1
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def fib(n):
if n==0 or n==1:
return 1
else:
return fib(n-1)+fib(n-2)
def PrintFN(m,n):
a=[]
#for i in range(m,n+1):
for j in range(26):
if m<=fib(j)<=n:
a.append(fib(j))
#print(a)
return a1
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def funcos(eps,x ):
sum=0
i=0
count=0
while True:
c=1
for j in range(1,2*i+1):
c=c*j
if ((x**(2*i))/c)
return sum
break
else:
if count%2==0:
sum=sum+(x**(2*i))/c
else:
sum=sum-(x**(2*i))/c
i+=1
count+=11
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第七章
def read(filename):
f = open(filename,'r', encoding="utf-8")
txt = f.read()
f.close()
print(txt)
return txt
def chang(txt):
newtxt = ''
for char in txt:
if 'a' <= char <= "z":
newtxt += chr(ord(char) - 32)
elif 'A' <= char <= 'Z':
newtxt += chr(ord(char) + 32)
else:
newtxt += char
print(newtxt)
return newtxt
def writefile(filename, txt):
fw = open(filename, 'w')
fw.write(txt)
fw.close()
txt = read("F:\\example.txt")
newtxt = chang(txt)
writefile("F:\\result.txt", newtxt)1
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def count(s):
count_a = count_z = count_o = 0
for i in s:
if (ord(i) >= 97 and ord(i) <= 122) or (ord(i) >= 65 and ord(i) <= 90):
count_a = count_a + 1
elif ord(i) >= 48 and ord(i) <= 57:
count_z = count_z + 1
else:
count_o = count_o + 1
print( "英文字母个数：%d个" % count_a)
print( "数字个数：%d个" % count_z)
print("其他字符个数：%d个" % count_o)
f=open("F:\\letter.txt","r")
data=f.read()
print(data)
count(data)1
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import collections
with open("F:\\freedom.txt","r",encoding="utf-8") as file1:
str1 = file1.read().split(' ')
w=open("F:\\dic.txt","w",encoding="utf-8")
str2=str(collections.Counter(str1))
w.write(str2)
Counter({'the': 14, 'of': 12, 'a': 10, 'be': 10, 'and': 10, 'have': 8, 'dream': 8, 'will': 8, 'that': 7, 'one': 7, 'day': 7, 'with': 5, 'to': 4, 'all': 3, 'down': 3, 'in': 3, 'shall': 3, 'made': 3, 'I': 2, 'nation': 2, 'live': 2, 'its': 2, 'sons': 2, 'former': 2, 'able': 2, 'state': 2, 'sweltering': 2, 'heat': 2, 't': 2, 'by': 2, 'their': 2, 'today.\nI': 2, 'Alabama': 2, 'black': 2, 'boys': 2, 'girls': 2, 'white': 2, 'every': 2, 'places': 2, 'this': 1, 'rise': 1, 'up,': 1, 'up': 1, 'true': 1, 'meaning': 1, 'creed:': 1, '“We': 1, 'hold': 1, 'these': 1, 'truths': 1, 'self-evident;': 1, 'men': 1, 'are': 1, 'created': 1, 'equal.”\nI': 1, 'on': 1, 'red': 1, 'hills': 1, 'Georgia': 1, 'slaves': 1, 'slave-owners': 1, 'sit': 1, 'together': 1, 'at': 1, 'table': 1, 'br': 1, 'otherhood.\nI': 1, 'even': 1, 'Mississippi,': 1, 'th': 1, 'e': 1, 'injustice,': 1, 'oppression,': 1, 'transformed': 1, 'into': 1, 'an': 1, 'oasis': 1, 'freedom': 1, 'justice.\nI': 1, 'my': 1, 'four': 1, 'children': 1, 'where': 1, 'they': 1, 'no': 1, 'judged': 1, 'color': 1, 'if': 1, 'skin': 1, 'but': 1, 'content': 1, 'character.': 1, 'governor': 1, 'having': 1, 'his': 1, 'lips': 1, 'drippin': 1, 'g': 1, 'words': 1, 'interposition': 1, 'nullification,': 1, 'right': 1, 'li': 1, 'ttle': 1, 'join': 1, 'hands': 1, 'little': 1, 'as': 1, 'sisters': 1, 'brothers.\nI': 1, 'valley': 1, 'exalted,': 1, 'hill': 1, 'mountain': 1, 'sh': 1, 'low,': 1, 'rough': 1, 'plain,': 1, 'crooked': 1, 'straight,': 1, 'glory': 1, 'Lord': 1, 'revealed,': 1, 'flesh': 1, 'see': 1, 'i': 1, 'toget': 1})1
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water = open("F:\\water.txt", "r",encoding="utf-8")
for i in water.readlines():
list1=i.split()
sum = 1.05*(int(list1[13])-int(list1[1]))
print("用户{} = {} 元".format(list1[0],sum))
water.close()1
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