public class HelloWorld{
public static void main(String[] args) {
final char MALE = '女';
final String FEMALE = "男";
double age = 18;
System.out.println(MALE);
System.out.println(FEMALE);
System.out.println(age);
}
}
這樣也能過
public static void main(String[] args) {
final char MALE = '女';
final String FEMALE = "男";
double age = 18;
System.out.println(MALE);
System.out.println(FEMALE);
System.out.println(age);
}
}
這樣也能過
2022-01-05
int num = 999;
int count = 0;
if(num != 0 && num<=99999999){
while(num != 0) {
count++;
num/=10;
}
System.out.println("它是一個(gè)" + "位的數(shù)!");
}else{
System.out.println("輸入有誤! ");
}
}
}
int count = 0;
if(num != 0 && num<=99999999){
while(num != 0) {
count++;
num/=10;
}
System.out.println("它是一個(gè)" + "位的數(shù)!");
}else{
System.out.println("輸入有誤! ");
}
}
}
2021-12-30
40、9=4.****,結(jié)果是小數(shù),然后商0,余4.***,然后強(qiáng)制轉(zhuǎn)換為整型,沒有了小數(shù)點(diǎn)后面的數(shù)字,就成了4。即x=4
2021-12-27
int num=999;
if(num>=0&&num<10)
System.out.println("1");
else if(num>=10&&num<100)
System.out.println("2");
else if(num>=100&&num<1000)
System.out.println("3");
這樣也行
if(num>=0&&num<10)
System.out.println("1");
else if(num>=10&&num<100)
System.out.println("2");
else if(num>=100&&num<1000)
System.out.println("3");
這樣也行
2021-12-21
老師少寫了一個(gè)計(jì)算輸入的值是 第幾個(gè)月第幾周的計(jì)算方法
估計(jì)老師激動(dòng)了吧
估計(jì)老師激動(dòng)了吧
2021-12-19
標(biāo)識(shí)符里面不能帶有特殊符號(hào)比如@,% 空格 等其他的特殊符號(hào)
2021-12-12