From cc7eda27db15c733ccf79bc0a83779efff989bd9 Mon Sep 17 00:00:00 2001
From: gguGit <alswn7412@gmail.com>
Date: Sun, 8 Sep 2024 12:15:14 +0900
Subject: [PATCH 1/3] =?UTF-8?q?=EC=82=AC=EC=9A=A9=EC=9E=90=20=EC=9E=85?=
 =?UTF-8?q?=EB=A0=A5=20fun=20=EC=83=9D=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 build.gradle          |  2 ++
 src/main/java/main.kt | 22 ++++++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 src/main/java/main.kt

diff --git a/build.gradle b/build.gradle
index 6282254c4ce..e2fd705bb27 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,6 @@
 plugins {
     id 'java'
+    id 'org.jetbrains.kotlin.jvm' version '1.7.21'
 }
 
 version '1.0'
@@ -11,6 +12,7 @@ repositories {
 dependencies {
     testImplementation 'org.assertj:assertj-core:3.22.0'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.8.2'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
 }
 
 java {
diff --git a/src/main/java/main.kt b/src/main/java/main.kt
new file mode 100644
index 00000000000..138e7133c09
--- /dev/null
+++ b/src/main/java/main.kt
@@ -0,0 +1,22 @@
+import kotlin.random.Random
+
+data class Car(val name: String="", var pos: Int=0)
+
+fun main(){
+    //자동차 이름 입력
+    val cars: Array<Car> = inputCarName()
+
+    //횟수 입력
+    val trialCnt = inputTrialCnt()
+}
+
+fun inputCarName(): Array<Car>{ //자동차 명 입력
+    print("경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)\n")
+    val carNames = readLine()?.split(",") ?: throw IllegalArgumentException("[ERROR]: 자동차 이름을 입력해 주세요")
+    return carNames.map{ Car(it,0)}.toTypedArray()
+}
+
+fun inputTrialCnt(): Int{ //시도 횟수 입력
+    print("시도할 횟수는 몇회인가요?\n")
+    return readLine()?.toInt() ?: throw IllegalArgumentException("[ERROR]: 횟수를 입력해주세요")
+}
\ No newline at end of file

From 9b1ac55a36fde2dcbfc42b3e4f1960e50a09db82 Mon Sep 17 00:00:00 2001
From: gguGit <alswn7412@gmail.com>
Date: Sun, 8 Sep 2024 12:19:17 +0900
Subject: [PATCH 2/3] =?UTF-8?q?=EC=9E=90=EB=8F=99=EC=B0=A8=20=EC=A0=84?=
 =?UTF-8?q?=EC=A7=84=EC=97=AC=EB=B6=80=20=EA=B3=84=EC=82=B0=20=EB=B0=8F=20?=
 =?UTF-8?q?=EA=B2=BD=EC=A3=BC=20fun=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main/java/main.kt | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/main/java/main.kt b/src/main/java/main.kt
index 138e7133c09..ea722783e70 100644
--- a/src/main/java/main.kt
+++ b/src/main/java/main.kt
@@ -8,6 +8,8 @@ fun main(){
 
     //횟수 입력
     val trialCnt = inputTrialCnt()
+
+    race(cars,trialCnt)
 }
 
 fun inputCarName(): Array<Car>{ //자동차 명 입력
@@ -19,4 +21,22 @@ fun inputCarName(): Array<Car>{ //자동차 명 입력
 fun inputTrialCnt(): Int{ //시도 횟수 입력
     print("시도할 횟수는 몇회인가요?\n")
     return readLine()?.toInt() ?: throw IllegalArgumentException("[ERROR]: 횟수를 입력해주세요")
+}
+
+fun calculateCarMovement(car: Car){ //전진 판단 계산
+    //랜덤 값 생성 후 4이상이면 전진
+    if(4 <= Random.nextInt(10))
+        car.pos++
+}
+
+fun race(cars: Array<Car>, trialCnt: Int){ //경주
+    println("실행 결과")
+    repeat(trialCnt){
+        cars.forEach { car->
+            calculateCarMovement(car)
+
+            println("${car.name}, ${"-".repeat(car.pos)}")
+        }
+        println()
+    }
 }
\ No newline at end of file

From 8082e775fb42323d4b0004679682f862353f77ef Mon Sep 17 00:00:00 2001
From: gguGit <alswn7412@gmail.com>
Date: Sun, 8 Sep 2024 12:33:25 +0900
Subject: [PATCH 3/3] =?UTF-8?q?=EC=B5=9C=EC=A2=85=EC=9A=B0=EC=8A=B9?=
 =?UTF-8?q?=EC=9E=90=20=EC=B6=9C=EB=A0=A5=20fun=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main/java/main.kt | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/main/java/main.kt b/src/main/java/main.kt
index ea722783e70..1aaacc3645d 100644
--- a/src/main/java/main.kt
+++ b/src/main/java/main.kt
@@ -10,6 +10,8 @@ fun main(){
     val trialCnt = inputTrialCnt()
 
     race(cars,trialCnt)
+
+    printWinnerCar(cars)
 }
 
 fun inputCarName(): Array<Car>{ //자동차 명 입력
@@ -39,4 +41,12 @@ fun race(cars: Array<Car>, trialCnt: Int){ //경주
         }
         println()
     }
+    println()
+}
+
+fun printWinnerCar(cars: Array<Car>){
+    val maxPos = cars.maxByOrNull { it.pos }?.pos
+    val winners = cars.filter {it.pos == maxPos}.joinToString(", ") { it.name }
+
+    println("최종 우승자 : ${winners}")
 }
\ No newline at end of file