“”"
Python 练习2019/07/23
有 1、2、3、4 个数字,能组成多少个互不相同且无重复数字的三位数?都是多
少?
“”"
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 i!= k:
count += 1
num = i100 + j10 +k
print(num)
print(count)
“”"
Python 练习2019/07/23
有 1、2、3、4 个数字,能组成多少个互不相同且无重复数字的三位数?都是多
少?
“”"
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 i!= k:
count += 1
num = i100 + j10 +k
print(num)
print(count)