Q1: Given a string, you have to insert 'a' into it, subject to the condition that the string cannot contain 3 consecutive a's. Return the maximum number of a's that can be inserted. For eg: dog: return 8, as you can make aadaaoaagaa.
Q2. Given 3 integers A, B, C, they represent the count of the letters 'a', 'b', and 'c'. Return any string that contains A as, B bs, and C cs, subject to the condition that it cannot contain 3 consecutive as, bs, or cs. For example A=1,B=2,C=3; you may return abccbc.