Python：每日一题 158,Python交流,编程语言专区,鱼C论坛

闻韶发表于 2018-2-28 18:12:41

新手新手，多多指教！{:10_297:}
import math

h = 1
d = 0
u = 0

while h<10 :
hun = math.factorial(h)

while d<10 :
dec = math.factorial(d)

while u<10 :
unit = math.factorial(u)
if (h*100 + d*10 + u) == (hun + dec + unit) :
print(hun + dec + unit)
u += 1

d += 1
u = 0

h += 1
d = u = 0

# 得145

steph0216 发表于 2018-2-28 18:54:48

from functools import reduce
f = lambda i: reduce(lambda x,y: x*y, range(1, i+1)) if i !=0 else 1
for i in range(100,1000):
if f(i//100)+f(i%100//10)+f(i%10)==i:
print(i)

结果咧 发表于 2018-2-28 19:38:37

for i in range(100,1000):
a=i//100
b=i%100//10
c=i%100%10
if i==a**3+b**3+c**3:
print(i)

南城顾她 发表于 2018-2-28 20:01:23

是阶乘和还是他们三个的阶乘

昵称加载错误 发表于 2018-2-28 20:05:24

m = range(1,10)
q = w = e = 1
for x in m:
for y in m:
for z in m:
for a in range(1,x+1):
q *= a
for b in range(1,y+1):
w *= b
for c in range(1,z+1):
e *= c
if q+w+e == x*100+y*10+z:
print(q+w+e)
q = w = e = 1

空巷无人故人叹 发表于 2018-2-28 20:07:37

def jiecheng(n):
a = 1
if (n == 0) or (n == 1):
   number = a
else :
   for i in range(1,n + 1):
         a = a * i
   number = a
return answer

answer = []

for i in (100,1000):
bai = int(i / 100)
shi = int((i - bai * 100) / 10)
ge = int(i - bai * 100 - shi * 10)
if i == jiecheng(bai) + jiecheng(shi) + jiecheng(ge):
   answer.append(i)

print(answer)

lxchace 发表于 2018-2-28 20:19:50

#Narcissistic Numbers

def narNums():#计算水仙花数
n = 100
while n<1000:
   num_str = str(n)
   if pow(int(num_str),3)+pow(int(num_str),3)+pow(int(num_str),3) == n:
         print(n)
   n += 1
return

def factorial(n):#计算阶乘函数
if n == 0:
   return 1
elif n == 1:
   return 1
else:
   return n*factorial(n-1)

def fac_narNums():#计算阶乘水仙花数
n = 100
while n<1000:
   num_str = str(n)
   if factorial(int(num_str))+factorial(int(num_str))+factorial(int(num_str)) == n:
         print(n)
   n += 1
return

def main():
print("水仙花数：")
narNums()
print("阶乘水仙花数：")
fac_narNums()
return

if __name__ == "__main__":
main()

水仙花数：
153
370
371
407
阶乘水仙花数：
145
>>>

xiaozhouc 发表于 2018-2-28 20:33:33

def factorialnumber():

def factorial(n):
   result=n
   for i in range(1,n):
         result*=i
   if n==0:
         return 1
   return result


for i in range(100,1000):
   tempvalue=i
   sumtemp=0
   for each in range(0,3):
         temp=tempvalue%10
         sumtemp=sumtemp+factorial(temp)
         tempvalue=tempvalue//10

   if i==sumtemp:
         print("the number is: %d"%i)

factorialnumber()

凌九霄 发表于 2018-2-28 21:19:53

def factorial(x):
result = 1
for i in range(2, x + 1):
result *= i
return result

for i in range(100, 1000):
a = int(i / 100)
b = int(i / 10) % 10
c = i % 10
if (i == factorial(a) + factorial(b) + factorial(c)):
print(i)

所得为145

fengyutianshang 发表于 2018-2-28 21:53:12

#m_158.py
#fengyutianshang
def factorial(num):
"计算num的阶乘"
fac = 1
if num < 0:
   return 0
elif num == 0:
   return 1
else:
   for i in range(1, num + 1):
         fac = fac * i
return fac

for a in range(1,10):
for b in range(0, 10):
   for c in range(0, 10):
         temp = factorial(a) + factorial(b) +factorial(c)
         if temp == 100*a +10*b + c:
            fin = temp
            break
print("%d 为所求的三位数！"% fin)

125zl 发表于 2018-2-28 23:05:24

from math import *
for i in range(100,1000):
a = i // 100
b = i // 10 % 10
c = i % 10
if factorial(a) + factorial(b) + factorial(c) == i:
print(i)

天圆突破 发表于 2018-2-28 23:17:39

def jc(a):
if a == 0:
   return 0
else:
   j = 1
   for i in range(1,a+1):
         j*= i
   return j

def flower(num):
a, b, c = list(str(num))
if jc(int(a)) + jc(int(b)) + jc(int(c)) == num:
   return True
else:return False

if __name__ == '__main__':
flowers = list()
for i in range(100, 1000):
   if flower(i):
         flowers.append(i)
print(flowers, len(flowers))

laurence5181 发表于 2018-3-1 01:16:37

剛學習編程的新手每日練習奠定穩固的編程基礎!

def factorial(number):
if number == 1 or number == 0:
return 1
return number*factorial(number-1)

answer = [factorial(i)+factorial(j)+factorial(k) for i in range(1, 10) for j in range(0, 10) for k in range(0, 10)\
if i*100+j*10+k == factorial(i)+factorial(j)+factorial(k)]
print(answer)

__糖分 发表于 2018-3-1 09:02:47

import math

def function(num):
factorial_sum = 0
for each in str(num):
factorial_sum += math.factorial(int(each))

return factorial_sum == num

for num in range(100, 1000):
if function(num):
print(num, end=' ')

print()

checkily 发表于 2018-3-1 09:14:32

def calc(x):
result=1
x=int(x)
for i in range(1,x+1):
   result*=i
   i+=1
return result

def main():
for i in range(100,1000):
   temp=str(i)
   result=calc(temp)+calc(temp)+calc(temp)
   if result==i:
         print(i)

if __name__=='__main__':
main()

776667 发表于 2018-3-1 09:37:06

from itertools import accumulate
from operator import mul

def fun158():

def factorial(num):
   if num == 0:
         return 1
   return max(,mul)])

for i in range(100,1000):
   if sum() == i:
         return i

if __name__ == '__main__':
print(fun158())

lf倩 发表于 2018-3-1 10:18:34

for i in range(100,999,1):
a=str(i)#把三位数变成字符串
sum=0
for each in a:
   b=int(each)#把三位数的各位数字列出来并依次赋值给b
   c=1
   while b>0: #使用循环求数字b的阶乘c
         c=c*b
         b-=1
   sum+=c#求各位数字阶乘c的和
if i==sum:
   print(i)

629317xyh 发表于 2018-3-1 10:51:07

为啥看不到别人的答案啊

JessiFly 发表于 2018-3-1 10:56:24

本帖最后由 JessiFly 于 2018-3-1 10:57 编辑

def fact(num):
if num == 0 or num == 1:
   return 1
else:
   return num * fact(num-1)

for i in range(100,1000):
sum = 0
temp = i
while temp:
   sum += fact(temp%10)
   temp //= 10
if sum == i:
   print(i)

lyjlyj 发表于 2018-3-1 10:56:30

本帖最后由 lyjlyj 于 2018-3-1 10:57 编辑

#coding=utf-8
'''求三位数中，其值等于各位数的阶乘之和'''
#求阶乘
def factorial(n):
sum = 1
for i in range(1,n+1):
sum *= i
return sum

for num in range(100,1000):
num_list = #分离num
sum = factorial(num_list)+factorial(num_list)+factorial(num_list)#求和
#print (sum,num)
if num == sum:
print (num)

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