# 阶乘函数
def jk(num):
incount=1
for i in range(num):
incount = incount *(i+1)
return incount
print(jk(5))
# 阶乘函数
def jk(num):
incount=1
for i in range(num):
incount = incount *(i+1)
return incount
print(jk(5))