language: Ruby (ruby-1.9.2)
date: 106 days 18 hours ago
link:
visibility: public 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

def choose(m)
self.factorial / (m.factorial * (self - m).factorial)
end
def fact (n)
if n < 2
return 1
end
(2..n).inject(1) { |f, n| f * n }
end
mod = 10**9 + 7
t = gets.to_i
while t > 0
 
s = gets.chomp
if s.include? 'j' or s.include? 'J' or s.include? 'u' or s.include? 'U' or s.include? 'w' or s.include? 'W' 
puts "0"
else
n = s.length
m = n
 
count = []
i = 0
while s[i]!=nil
count << s.count(s[i])
 
s = s.gsub(s[i],"")
 
end
n = count.length
deno = 1
(0..n-1).each{ |i|
deno = deno * fact(count[i])
 
 
}
 
print "%d\n" %"#{(fact(m)/deno)%mod}"
 
end
t= t - 1
end