The VC-Chain

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You had a hard day and want to play little bit. The game is called "VC-Chain". One has the sequence of vowels and consonants. Each vowel or consonant is either 'a,e,i,o,u' or 'A,E,I,O,U'. The sequence is called VC-Chain if each two neighboring symbols of sequence are either 'C(consonantas)A(vowel)' or 'e(vowel)f(consonants)'. The chain can consists either of all capital leters or all small letters

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solution.cppC++17

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