public static void main(String[] args) {
StringBuilder sb1 = new StringBuilder("abc");
StringBuilder sb2 = new StringBuilder("abc");
if (sb1 == sb2) {
System.out.print("1");
} else {
System.out.print("2");
}
if (sb1.equals(sb2)) {
System.out.print("1");
} else {
System.out.print("2");
}
}
#java #javapuzzle