编辑代码

import java.io.*;

public class Tester {
    public static void main(String[] args) {
        try {
            doA();
            doB();
        } catch (IOException e) {
            System.out.print("c");
            return;
        } finally {
            System.out.print("d");
            // 注意：原文中的 '|' 应该是误写，这里忽略不翻译
            
        }
        System.out.print("f");
    }

    private static void doA() {
        System.out.print("a");
        if (false) {
            throw new IndexOutOfBoundsException();
        }
    }

    private static void doB() throws FileNotFoundException {
        System.out.print("b");
        if (true) {
            throw new FileNotFoundException();
        }
    }
}