From ce3633a197090c06488994cce1e5de9deb37b3d8 Mon Sep 17 00:00:00 2001 From: kksaunders251 Date: Wed, 2 Apr 2025 16:47:17 +0000 Subject: [PATCH 1/2] Feat: lesson 11 LeetCode answers --- .../com/codedifferently/lesson11/Lesson11.java | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java b/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java index 248938a96..7e3e46eb9 100644 --- a/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java +++ b/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java @@ -9,7 +9,13 @@ public class Lesson11 { * https://leetcode.com/problems/concatenation-of-array */ public int[] getConcatenation(int[] nums) { - return null; + int n = nums.length; + int [] ans = new int [n * 2]; + for (int i=0; i < n; i++){ + ans [i] = nums[i]; + ans [i + n] = nums[i]; + } + return ans; } /** @@ -17,6 +23,13 @@ public int[] getConcatenation(int[] nums) { * https://leetcode.com/problems/find-words-containing-character/ */ public List findWordsContaining(String[] words, char x) { - return null; + ArrayList result = new ArrayList <>(); + + for(int i=0; i< words.length: i++) { + if(words [i].indexOf(x) != -1) { + result.add(i); + } + } + return result; } } From 120bb4e08b6d0bcaa5a789acdfa134488c6ed0a3 Mon Sep 17 00:00:00 2001 From: kksaunders251 Date: Wed, 2 Apr 2025 16:51:38 +0000 Subject: [PATCH 2/2] Feat: fixed ArrayList by importing java.util --- .../src/main/java/com/codedifferently/lesson11/Lesson11.java | 1 + 1 file changed, 1 insertion(+) diff --git a/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java b/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java index 7e3e46eb9..80c33c27b 100644 --- a/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java +++ b/lesson_11/arrays_java/arrays_app/src/main/java/com/codedifferently/lesson11/Lesson11.java @@ -1,5 +1,6 @@ package com.codedifferently.lesson11; +import java.util.ArrayList; import java.util.List; public class Lesson11 {