介绍 int 和 String

String s;

int i;

String s = "Ellie";

int i = 5;

int a = 5;

int b = 6;

int c = a + b;

int a = 2;

int b = 3;

a = a + b;

b = b + 1;

String s1 = "Rain";
String s2 = "In";
String s3 = s1 + s2 + "Spain";

String s1 = "My favorite movie is";
String s2 = "Route";
int roadNumber = 66;
String text = s1 + " " + s2 + " " + roadNumber;

System.out.println("A man's gotta do what a man's gotta do");

String s = "A man's gotta do what a man's gotta do";
System.out.println(s);