java程序为什么CE？

import java.io.*;
import java.util.*;
public class Main {
    public static void main(String args[]) throws Exception {
        Scanner cin=new Scanner(System.in);
        int wh = cin.nextInt();
        int eBill;
        if(wh<=150){
            int eBill=wh*0.4463;
        }else if(wh<=400){
            int eBill=wh*0.4663;
        }else{
            int eBill=wh*0.5663;
        }
        String bill=Integer.toString(eBill);
        System.out.println(bill);
    }
}

cp: ‘/usr/lib/jvm/jre-1.8.0/bin/policytool’ and ‘/tmp/runtime/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.144-7.b01.fc28.x86_64/bin/policytool’ are the same file
cp: ‘/usr/lib/jvm/jre-1.8.0/bin/rmiregistry’ and ‘/tmp/runtime/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.144-7.b01.fc28.x86_64/bin/rmiregistry’ are the same file
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