import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Scanner;
import java.io.IOException;
 
public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String sEncode = "UTF-8";
    String sFInput = "input.txt";
    ArrayList<String> dalsData = new ArrayList<String>();
    String line;
    try ( // これはtry-with-resources文なので、
        // 自動クローズがサポートされるから、明示的なクローズは必要ない。
        BufferedReader reader = new BufferedReader(
            new InputStreamReader(
                new FileInputStream(sFInput), sEncode)); //
    ) {
      System.out.println("<File Input>");
      while (null != (line = reader.readLine())) {
        dalsData.add(line);
        System.out.println(line);
      }
    } catch (IOException ex) {
      ex.printStackTrace();
    }
    System.out.println();
    while (true) {
      System.out.println("<Input Keyword>");
      String sKeyword = sc.nextLine();
      if (sKeyword.equals("")) {
        break;
      }
      int ix = -1;
      for (int i = 0; i < dalsData.size(); i++) {
        if (dalsData.get(i).equals(sKeyword)) {
          ix = i;
          break;
        }
      }
      if (ix < 0) {
        System.out.println("<Not Existence>");
      } else {
        System.out.println("<Index>: " + ix);
      }
      System.out.println();
    }
    System.out.println("<End Of Program>");
  }
}
 

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