1樓：
#!/usr/bin/python
# -*- coding:utf-8 -*-def lev(num):
atype = isinstance(num, (int, float, long))
if atype is true:
if 90 <= num <= 100:
return 'a'
elif 80 <= num < 90:
return 'b'
elif 70 <= num < 80:
return 'c'
elif 60 <= num < 70:
return 'd'
elif num < 60:
return 'e'
else:
return '請輸入正確分數'
if __name__ == '__main__':
student_num,anum = input(u'請輸入學生學號及考試成績，以英文逗號相隔：')
result = lev(anum)
if result not in 'abcde':
print result
else:
print u'學生的成績的等級是：'.format(student_num, result)
急求大神幫忙做一道python題，真的超級超級簡單！！！
2樓：
def fun(n):
l1=[1/((x+1)*(x+2)) for x in range(0,n,2)]
l2=[-1/((x+1)*(x+2)) for x in range(1,n,2)]
return sum(l1)+sum(l2)def main():
n=int(input("請輸
入n的值"))
print("sum=",fun(n))
main()
求大神幫忙做下這道題 python小白實在不會 python2.7
3樓：匿名使用者
import random
def hb():
n=100
s=0while n >=0:
i= random. randint(1,10)s= s+1
n= n-i
print '第
copy% s個人bai
，收du
到zhi% s,剩餘
dao% s'%( s, i, n-i)
有一道python題求大神幫忙！！
4樓：英雄傻小
最後一次假如不夠10元的話就會出問題，還有判斷money應該大於0，不是大於等於。下面**可用
money = 100
i = 0
while money <=100 and money > 0:
a = random.randint(1,10)if money < 10:
a = random.randint(1,money)money = money - a
i = i + 1
print "第%s個人，收到%s元，還剩%s元" %(i,a,money)
一道python的題，求大神幫忙
5樓：礻斤丶
#!/usr/bin/python
#coding: utf-8
occur = {}
file = open('hw6 problem 6.txt')lines = [list(line) for line in file.readlines()]
for line in lines:
for character in line:
if character not in occur:
occur[character] = 0
occur[character]+=1
for i in range(26):
key = chr(97+i)
key = chr(65+i)
if key in occur:
print key, occur[key]if key in occur:
print key, occur[key]隨便找了一個文章測試專，測試結果：屬
求大神幫忙做兩道python題？
6樓：匿名使用者
from random import randintwith open('d:/num1.txt','w+') as f1:
for x in range(100):
if x<99:
f1.write('%d\n' % randint(10,99))else:
f1.write(str(randint(10,99)))f1.seek(0)
arr=sorted(f1.read().split())print(arr)
with open('d:/num2.txt','w') as f2:
f2.write('\n'.join(arr))
求大神幫忙做下這道python的程式設計題 據說很簡單的就大概幾分鐘時間 朋友要考試了 我沒學過這
7樓：匿名使用者
inp = raw_input("")
n = int(inp)
sum = (1+n)*n/2
print "sum =",sum
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