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 42 43 44 45 | 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 s = s.gsub("j","") s = s.gsub("J","") s = s.gsub("u","") s = s.gsub("U","") s = s.gsub("w","") s = s.gsub("W","") n = s.length m = n count = [] i = 0 while i < n count << s.count(s[i]) i = i + s.count(s[i]) end n = count.length deno = 1 (0..n-1).each{ |i| deno = deno * fact(count[i]) } if(m != 0 ) print "#{(fact(m)/deno)%mod}\n" else puts "0" end t= t - 1 end |
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upload with new input
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result: Success time: 0s memory: 4760 kB returned value: 0
1 qqQQjj
6
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result: Success time: 0s memory: 4760 kB returned value: 0
1 jj
0



