String
String s1 = new String("Hello");
String s2 = "Hello";
s.charAt(index);
s.toArray();
String arr[] = new String[n]
.toString
.append
equalTo()
String.indexOf()
int len = s.length();
// how to convert a STRING to a CHARACTER ARRAY
char c[] = s.toCharArray(); // HERE!!!
if (s.indexOf("IV") != -1) {sum -= 2;}
// O(m*n)
StringBuffer
StringBuilder sb = new StringBuilder(s);
StringBuilder
String[]
image.png
