diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000..c2bae49
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" defaultCharsetForPropertiesFiles="UTF-8">
+    <file url="PROJECT" charset="UTF-8" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 65a0473..04fd307 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,6 +9,11 @@ repositories {
     mavenCentral()
 }
 
+compileJava.options.encoding = 'UTF-8'
+tasks.withType(JavaCompile) {
+    options.encoding = 'UTF-8'
+}
+
 dependencies {
     testImplementation platform('org.junit:junit-bom:5.9.1')
     testImplementation 'org.junit.jupiter:junit-jupiter'
diff --git a/src/main/java/com/ohgiraffers/chap01/section01/literal/Application01.java b/src/main/java/com/ohgiraffers/chap01/section01/literal/Application01.java
index f1c5726..93c7c9a 100644
--- a/src/main/java/com/ohgiraffers/chap01/section01/literal/Application01.java
+++ b/src/main/java/com/ohgiraffers/chap01/section01/literal/Application01.java
@@ -4,5 +4,9 @@ public class Application01 {
     public static void main(String[] args){
         // 즐거운 자바를 화면에 출력해주세요
         // 출력예시) 즐거운 자바
+
+        System.out.println("즐거운자바");
+
+
     }
 }
diff --git a/src/main/java/com/ohgiraffers/chap01/section02/variable/Application01.java b/src/main/java/com/ohgiraffers/chap01/section02/variable/Application01.java
index 24b2bfb..31c7df8 100644
--- a/src/main/java/com/ohgiraffers/chap01/section02/variable/Application01.java
+++ b/src/main/java/com/ohgiraffers/chap01/section02/variable/Application01.java
@@ -1,9 +1,16 @@
 package com.ohgiraffers.chap01.section02.variable;
 
+import java.awt.*;
+
 public class Application01 {
     public static void main(String[] args){
         // point 변수에 10의 값을 할당하고 화면에 출력해주세요
         // 출력 예시) 10
         System.out.println(10);
+
+        int Point = 10;
+
+
+        System.out.println(Point +=10);
     }
 }