public class HelloWorld {
public static void main(String[] args) {
int one = 20 ;
if(one%2==0){
System.out.println("one是偶数");
}
else {
System.out.println("one是奇数");
}
}
}
System.out.println("one是偶数");
System.out.println("one是奇数");这2行最后的分号错了,改成英文分号即可
public class HelloWorld {
public static void main(String[] args) {
int one = 20 ;
if(one%2==0){
System.out.println("one是偶数");
}else {
System.out.println("one是奇数");
}
}
}