public class HelloWorld {
public static void main(String[] args) {
int score = 94;
String sex = "女";
if(score>=80){
if(sex.equals("男")){
System.out.println("進入男子組決賽");
}else{
System.out.println("進入女子組決賽");
}
}else{
System.out.println("出局");
}
public static void main(String[] args) {
int score = 94;
String sex = "女";
if(score>=80){
if(sex.equals("男")){
System.out.println("進入男子組決賽");
}else{
System.out.println("進入女子組決賽");
}
}else{
System.out.println("出局");
}
2021-05-14
public class HelloWorld {
public static void main(String[] args) {
int age=25;
if(age<18){
System.out.println("童年");
}else if(age>=18&age<40){
System.out.println("少年");
}else if(age>=40&age<60){
System.out.println("中年");
}else{
System.out.println("老年");
}
public static void main(String[] args) {
int age=25;
if(age<18){
System.out.println("童年");
}else if(age>=18&age<40){
System.out.println("少年");
}else if(age>=40&age<60){
System.out.println("中年");
}else{
System.out.println("老年");
}
2021-05-14
int[] scores = { 78, 93, 97, 84, 63 };
System.out.println("數(shù)組中的第2個成績?yōu)椋?quot; + scores[1] );
System.out.println("數(shù)組中的第2個成績?yōu)椋?quot; + scores[1] );
2021-05-11
老師 我的創(chuàng)建新項目的時候提示Groovy cannot be enabled for project its library isn't configured
2021-05-08
public class HelloWorld{
public static void main(String[] args) {
final char LIK='男';
final char LIO='女';
System.out.println(LIK);
System.out.println(LIO);
}
}
public static void main(String[] args) {
final char LIK='男';
final char LIO='女';
System.out.println(LIK);
System.out.println(LIO);
}
}
2021-04-28
直接使用增強型for循環(huán),最簡單明確。
for(String n: hobbys){
System.out.println(n);
}
for(String n: hobbys){
System.out.println(n);
}
2021-04-27
if (num/100000000>0){System.out.println("10位數(shù)");}
else
{if (num/100000000>0){System.out.println("9位數(shù)");}
else{if (num/10000000>0){System.out.println("8位數(shù)");}
else{if (num/1000000>0){System.out.println("7位數(shù)");}
else{if (num/100000>0){System.out.println("6位數(shù)");}
else
{if (num/100000000>0){System.out.println("9位數(shù)");}
else{if (num/10000000>0){System.out.println("8位數(shù)");}
else{if (num/1000000>0){System.out.println("7位數(shù)");}
else{if (num/100000>0){System.out.println("6位數(shù)");}