【java語言程式設計基礎篇第十章第三題】
阿新 • • 發佈:2019-01-25
package OctTTYwo;
public class MyInteger {
int value ;
String valuel;
public MyInteger(int value){
this.value = value;
}
public MyInteger(String valuel){
this.valuel = valuel;
}
public int getValue(){
return value;
}
public boolean isEven (){
return value % 2 == 0 ? true : false;
}
public boolean isOdd(){
return value % 2 != 0 ? true : false;
}
public boolean isPrime(){
for(int i = 2 ; i < value / 2 ; i++)
if(value % i == 0)
return false;
return true ;
}
public boolean isEven(int value){
this.value = value;
return value % 2 == 0 ? true : false;
}
public boolean isOdd(int value){
this.value = value;
return value % 2 != 0 ? true : false;
}
public boolean isprime(int value){
this .value = value;
for(int i = 2 ; i < value / 2 ; i ++)
if(value % 2 == 0)
return false;
return true;
}
public boolean isEven(MyInteger value){
return value.isEven();
}
public boolean isOdd(MyInteger value){
return value.isOdd();
}
public boolean isprime(MyInteger value){
return value.isPrime();
}
public boolean equals(int value){
return this.value == value;
}
public boolean equals(MyInteger value){
return value.equals(this.value);
}
public int parseInt(char[] cs){
String s = new String(cs);
return parseInt(s);
}
public int parseInt(String s){
return Integer.valueOf(s);
}
}
package OctTTYwo;
public class CJF {
public static void main(String[] args) {
MyInteger m1 = new MyInteger(11);
System.out.println("是偶數嗎 ?" + m1.isEven() + "\n 是奇數嗎 ? " + m1.isOdd() + "\n 是素數嗎 ?" + m1.isPrime());
System.out.println("是偶數嗎 ?" + m1.isEven(11) + "\n 是奇數嗎 ?" + m1.isOdd(11) + "\n 是素數嗎 ?" + m1.isprime(11));
System.out.println("是偶數嗎 ?" + m1.isEven(12) + "\n 是奇數嗎 ?" + m1.isOdd(12) + "\n 是素數嗎 ?" + m1.isprime(12));
System.out.println("是否相等 ? " + m1.equals(11) + "\n是否相等 ?" + m1.equals(12));
System.out.println("\n" + m1.parseInt("129"));
System.out.println("\n" + m1.parseInt("459"));
System.out.println("\n" + Integer.parseInt("459"));
}
}