import javax.swing.JOptionPance;
public class Number{
public static void main(String args[]) {
int number=0,d5,d4,d3,d2,d1;
String str=JOptionPance.showInputDialog("輸入一個1至99999之間的數");
number=Integer.parseInt(str);
if(number<=99999&&number>=1){
d5=number/10000;
d4=number%10000/1000;
d3=number%1000/100;
d2=number%100/10;
d1=number%10;
if(d5!=0){
System.out.println(number+"是5位數");
if(d1==d5&&d2==d4){
System.out.println(number+"是迴文數");
}else{
System.out.println(number+"不是迴文數");
}
}else if(d4!=0){
System.out.println(number+"是4位數");
if(d1==d4&&d2==d3){
System.out.println(number+"是迴文數");
}else{
System.out.println(number+"不是迴文數");
}
}else if(d3!=0){
System.out.println(number+"是3位數");
if(d1==d3){
System.out.println(number+"是迴文數");
}esle{
System.out.println(number+"不是迴文數");
}
}else if(d2!=0){
System.out.println(number+"是2位數");
if(d1==d2){
System.out.println(number+"是迴文數");
}esle{
System.out.println(number+"不是迴文數");
}
}else if(d1!=0){
System.out.println(number+"是1位數");
System.out.println(number+"是迴文數");
}
}esle{
System.out.printf("\n%d不在1至99999之間",number);
}
}
}
【求助】一個菜鳥java作業,幫忙看一下錯在哪兒,題目是判斷迴文數
發表評論
所有評論
還沒有人評論,想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.