public class HelloWorld { public static void main(String[] args) { boolean a = true; // a同意 boolean b = false; // b反对 boolean c = false; // c反对 boolean d = true; // d同意 System.out.println((a && b)+"未通过"); System.out.println((a || d)+"通过"); System.out.println((!a)+"未通过"); System.our.println((c^d)+"通过"); }}
System.our.println((c^d)+
"通过"
); 这里 out 写成了 our
System.our.println((c^d)+
"通过"
);
换成
System.out.println((c^d)+
"通过"
);
试一试吧
public class HelloWorld { public static void main(String[] args) { boolean a = true; // a同意 boolean b = false; // b反对 boolean c = false; // c反对 boolean d = true; // d同意 System.out.println((a && b)+"未通过"); System.out.println((a || d)+"通过"); System.out.println((!a)+"未通过"); System.our.println((c^d)+"通过"); } }
HelloWorld.java:10: error: cannot find symbol System.our.println((c^d)+"通过"); ^ symbol: variable our location: class System 1 error