Consider the following method: public a(String s) { int v = 0; for(int x = 1; x < s.length; x=x+1) { if(s[x] == 'a' || s[x]=='e' || s[x] == 'i' || s[x] == 'o' || s[x] == 'u') { v = v + 1; } } return v; } Exactly how many lines of code (statements) are executed by the method a() in the worst case?    Express your answer in terms of n, the length of the string s. Hint:  simplify your final answer as much as possible, and do not put spaces in your answer.  Use juxtaposition for the multiplication operator, for example to write "nine times n" write "9n" not "9xn" or "9*n";  to write "four times (n+2)" write "4(n+2)", not "4x(n+2)" or "4*(n+2)".  Do not write your answer in Big-O notation.  Write the exact number of lines executed.

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