Pls explain how to go about the problem

CSci 133: Stack Exercise piamc twongh win are coygnig t wetu n true whied st; want to recognize strings that start with 4 break; some number (zero or more) of the charac- s st.pop) ter 'a, followed by one or more 'b', fol- st.push ('a'); lowed by the same number of 'a' as at i; the beginning. For example, here are some i; strings that would return true/false: // True "aaba"// False // False 9 if (s[i]-'a') 1e bool recognize(string s) 11 return is.length 8& st.empty); 12 int i 0; 13 while(i s.length) 8& si] 'b') 14 else if(s[i]= 'b; 1s while(is.length) 88 "abba" /True "abaa sli'a' 88 st.emptyO) t The function recognize has been written for you, using a stack, except that the lines are in the wrong order. (I've also removed all the closing : you can add them back wher- ever needed. Note that line 15 is one long line.) Write the correct program below: (or just line numbers in the right order) 10