public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
ArrayList<String> list = new ArrayList<String>();
for(int i = 0; i < 10; i++)
list.add(reader.readLine());
ArrayList<String> result = doubleValues(list);
for (String s : result)
System.out.println(s);
public static ArrayList<String> doubleValues(ArrayList<String> list) {
for(int i = 0; i < list.size(); i++) {
String a = list.get(i);
list.add(i+1, a);
}
return null;
}
illegal start of expression:
Solution.java, line: 23, column: 5
illegal start of expression:
Solution.java, line: 23, column: 12
';' expected:
Solution.java, line: 23, column: 28
illegal start of expression:
Solution.java, line: 23, column: 37
not a statement:
Solution.java, line: 23, column: 49
';' expected:
Solution.java, line: 23, column: 73
reached end of file while parsing:
Solution.java, line: 29, column: 2
package com.javarush.task.task07.task0717;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
/*
Удваиваем слова
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
ArrayList<String> list = new ArrayList<String>();
for(int i = 0; i < 10; i++)
list.add(reader.readLine());
ArrayList<String> result = doubleValues(list);
// Вывести на экран result
}
public static ArrayList<String> doubleValues(ArrayList<String> list) {
for(int i = 0; i < list.size(); i++) {
String a = list.get(i);
list.add(i+1, a);
}
return null;
}
}