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| -rw-r--r-- | challenge-341/spadacciniweb/ruby/ch-1.rb | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/challenge-341/spadacciniweb/ruby/ch-1.rb b/challenge-341/spadacciniweb/ruby/ch-1.rb new file mode 100644 index 0000000000..44ced865e7 --- /dev/null +++ b/challenge-341/spadacciniweb/ruby/ch-1.rb @@ -0,0 +1,66 @@ +# Task 1: Broken Keyboard +# Submitted by: Mohammad Sajid Anwar +# +# You are given a string containing English letters only and also you are given broken keys. +# Write a script to return the total words in the given sentence can be typed completely. +# +# Example 1 +# Input: $str = 'Hello World', @keys = ('d') +# Output: 1 +# +# With broken key 'd', we can only type the word 'Hello'. +# +# Example 2 +# Input: $str = 'apple banana cherry', @keys = ('a', 'e') +# Output: 0 +# +# Example 3 +# Input: $str = 'Coding is fun', @keys = () +# Output: 3 +# +# No keys broken. +# +# Example 4 +# Input: $str = 'The Weekly Challenge', @keys = ('a','b') +# Output: 3 +# +# Example 5 +# Input: $str = 'Perl and Python', @keys = ('p') +# Output: 1 + +def broken_keyboard(str, keys) + words = {} + str.split.each { |w| words[w] = 0 } + words.each_key do |w| + keys.each do |k| + if w =~ /#{k}/i + words[w] += 1 + break + end + end + end + + printf "'%s' (%s) -> %d\n", str, + keys.join(', '), + words.select { |_, v| v == 0 }.length +end + +str = 'Hello World' +keys = ['d'] +broken_keyboard(str, keys) + +str = 'apple banana cherry' +keys = ['a', 'e'] +broken_keyboard(str, keys) +# +str = 'Coding is fun' +keys = [] +broken_keyboard(str, keys) + +str = 'The Weekly Challenge' +keys = ['a','b'] +broken_keyboard(str, keys) + +str = 'Perl and Python' +keys = ['p'] +broken_keyboard(str, keys) |