【JAVA 课后习题 10.3】

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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("是偶数吗 ？" + m1.isEven() + "\n 是奇数吗 ？ " + m1.isOdd() + "\n 是素数吗 ？" + m1.isPrime());        System.out.println("是偶数吗 ？" + m1.isEven(11) + "\n 是奇数吗 ？" + m1.isOdd(11) + "\n 是素数吗 ？" + m1.isprime(11));        System.out.println("是偶数吗 ？" + m1.isEven(12) + "\n 是奇数吗 ？" + m1.isOdd(12) + "\n 是素数吗 ？" + 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"));     }}

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