n=int(input('请输入一个数字:'))
result=1
for i in range(1,n+1):
result*=i
print(result)
result=''
for i in range(2,11):
if i <=9:
result+='1'+'/'+str(i)+','
else:
result+='1'+'/'+str(i)
print(result)
import math
def circle_area(r):
return math.pi*r*r
print(circle_area(2))
a=int(input('请输入一个数字:'))
n=int(input('请输入一个数字:'))
result=0
for i in range(1,n+1):
result+=int(str(a)*i)
print(result)
import random
result=0
for i in range(100):
result+=random.randint(0,9)
print(result)
result_odd = 0
result_even = 0
for i in range(1,101):
if i%2==0:
result_even+=i
else:
result_odd+=i
print(result_even)
print(result_odd)
number=list(range(0,10))
max_number=number[0]
min_number=number[0]
for i in number:
if i>max_number:
max_number=i
elif i<min_number:
min_number=i
print(max_number)
print(min_number)
number=list(range(1,10))
print('最大的数:',sorted(number,reverse=True)[0])
print('最小是数:',sorted(number,reverse=False)[0])
number=list(range(1,10))
number.sort(reverse=True)
print('最大的数:',number[0])
number.sort(reverse=True)
print('最小的数:',number[-1])
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