Suppose that s1 and s2 are given as follows:
StringBuilder s1 = new StringBuilder("Java");StringBuilder s2 = new StringBuilder("HTML");Show the value of s1 after each of the following statements. Assume that the statements
are independent.
a. s1.append(" is fun");
b. s1.append(s2);
c. s1.insert(2, "is fun");
d. s1.insert(1, s2);
e. s1.charAt(2);
f. s1.length();
g. s1.deleteCharAt(3);
h. s1.delete(1, 3);
i. s1.reverse();
j. s1.replace(1, 3, "Computer");
k. s1.substring(1, 3);
l. s1.substring(2);
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