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count = 0
for i in range( 1 , 5 ) :
for j in range( 1 , 5 ) :
for k in range( 1 , 5 ) :
if i != j and j != k and k != i :
print(i,j,k)
count += 1
print(count)
====
1 2 3
1 2 4
1 3 2
1 3 4
1 4 2
1 4 3
2 1 3
2 1 4
2 3 1
2 3 4
2 4 1
2 4 3
3 1 2
3 1 4
3 2 1
3 2 4
3 4 1
3 4 2
4 1 2
4 1 3
4 2 1
4 2 3
4 3 1
4 3 2
24
i = int (input('请输入当月利润i(单位/万元):'))
arr = [100,60,40,20,10]
rat = [0.01,0.015,0.03,0.075,0.1]
r = 0
for j in range(0,5):
if i > arr [j]:
r += ( i - arr[j] ) * rat[j]
print ((i-arr[j])*rat[j])
i=arr[j]
print (r)
请输入当月利润i(单位/万元):120
0.2
0.6
0.6
1.5
1.0
3.9
for i in range(1,85):
if 168 % i == 0:
j = 168 / i;
if i > j and (i + j) % 2 == 0 and (i - j) % 2 == 0 :
m = (i + j) / 2
n = (i - j) / 2
x = n * n - 100
print(x)
-99.0
21.0
261.0
1581.0
year = int(input ("请输入年份:"))
mon = int(input ("请输入月份:"))
day = int(input ("请输入日期:"))
#非闰年每月末是第几天
months = (0,31,59,90,12,151,181,212,243,273,304,334)
sum = 0
#判断闰年
if (year % 400 == 0) or ((year % 4 == 0) and (year % 100 != 0)):
if mon > 2 :
sum = 1
if 0 < mon <= 12 :
sum = months[mon-1] + day + sum
print("这是第%d天。"%sum)
====
请输入年份:2015
请输入月份:6
请输入日期:7
这是第158天。
l = []
for i in range (0,3):
l.append(int(input('integer:')))
l.sort()
print(l)
====
integer:6
integer:5
integer:7
[5, 6, 7]
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