diff --git a/BankManagerConsoleApp/BankManagerConsoleApp.xcodeproj/project.pbxproj b/BankManagerConsoleApp/BankManagerConsoleApp.xcodeproj/project.pbxproj
index 6b40a668..7f7d021e 100644
--- a/BankManagerConsoleApp/BankManagerConsoleApp.xcodeproj/project.pbxproj
+++ b/BankManagerConsoleApp/BankManagerConsoleApp.xcodeproj/project.pbxproj
@@ -7,8 +7,16 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		1D9C82D72B6A2B1C0047245E /* Node.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D9C82D62B6A2B1C0047245E /* Node.swift */; };
+		1D9C82D92B6A2B270047245E /* LinkedList.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D9C82D82B6A2B270047245E /* LinkedList.swift */; };
+		1D9C82DB2B6A2B2F0047245E /* Queue.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D9C82DA2B6A2B2F0047245E /* Queue.swift */; };
+		847943632B6A2D3E00F85F0C /* Bank.swift in Sources */ = {isa = PBXBuildFile; fileRef = 847943622B6A2D3E00F85F0C /* Bank.swift */; };
+		847943652B6A2D4800F85F0C /* Banker.swift in Sources */ = {isa = PBXBuildFile; fileRef = 847943642B6A2D4800F85F0C /* Banker.swift */; };
+		847943672B6A2D5300F85F0C /* Customer.swift in Sources */ = {isa = PBXBuildFile; fileRef = 847943662B6A2D5300F85F0C /* Customer.swift */; };
+		847943692B6A342200F85F0C /* Double+.swift in Sources */ = {isa = PBXBuildFile; fileRef = 847943682B6A342200F85F0C /* Double+.swift */; };
+		849EDAD02B6BB1BA00096E84 /* Messages.swift in Sources */ = {isa = PBXBuildFile; fileRef = 849EDACF2B6BB1BA00096E84 /* Messages.swift */; };
+		849EDAD22B6BBB2500096E84 /* TaskType.swift in Sources */ = {isa = PBXBuildFile; fileRef = 849EDAD12B6BBB2500096E84 /* TaskType.swift */; };
 		C7694E7A259C3EC00053667F /* main.swift in Sources */ = {isa = PBXBuildFile; fileRef = C7694E79259C3EC00053667F /* main.swift */; };
-		C7D65D1B259C8190005510E0 /* BankManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = C7D65D1A259C8190005510E0 /* BankManager.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -24,9 +32,17 @@
 /* End PBXCopyFilesBuildPhase section */
 
 /* Begin PBXFileReference section */
+		1D9C82D62B6A2B1C0047245E /* Node.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Node.swift; sourceTree = "<group>"; };
+		1D9C82D82B6A2B270047245E /* LinkedList.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LinkedList.swift; sourceTree = "<group>"; };
+		1D9C82DA2B6A2B2F0047245E /* Queue.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Queue.swift; sourceTree = "<group>"; };
+		847943622B6A2D3E00F85F0C /* Bank.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Bank.swift; sourceTree = "<group>"; };
+		847943642B6A2D4800F85F0C /* Banker.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Banker.swift; sourceTree = "<group>"; };
+		847943662B6A2D5300F85F0C /* Customer.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Customer.swift; sourceTree = "<group>"; };
+		847943682B6A342200F85F0C /* Double+.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Double+.swift"; sourceTree = "<group>"; };
+		849EDACF2B6BB1BA00096E84 /* Messages.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Messages.swift; sourceTree = "<group>"; };
+		849EDAD12B6BBB2500096E84 /* TaskType.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TaskType.swift; sourceTree = "<group>"; };
 		C7694E76259C3EC00053667F /* BankManagerConsoleApp */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = BankManagerConsoleApp; sourceTree = BUILT_PRODUCTS_DIR; };
 		C7694E79259C3EC00053667F /* main.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = main.swift; sourceTree = "<group>"; };
-		C7D65D1A259C8190005510E0 /* BankManager.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = BankManager.swift; path = ../../BankManager.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -40,6 +56,27 @@
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
+		1D9C82D42B6A2AD00047245E /* Queue */ = {
+			isa = PBXGroup;
+			children = (
+				1D9C82D62B6A2B1C0047245E /* Node.swift */,
+				1D9C82D82B6A2B270047245E /* LinkedList.swift */,
+				1D9C82DA2B6A2B2F0047245E /* Queue.swift */,
+			);
+			path = Queue;
+			sourceTree = "<group>";
+		};
+		1D9C82D52B6A2AF00047245E /* Bank */ = {
+			isa = PBXGroup;
+			children = (
+				849EDAD12B6BBB2500096E84 /* TaskType.swift */,
+				847943622B6A2D3E00F85F0C /* Bank.swift */,
+				847943642B6A2D4800F85F0C /* Banker.swift */,
+				847943662B6A2D5300F85F0C /* Customer.swift */,
+			);
+			path = Bank;
+			sourceTree = "<group>";
+		};
 		C7694E6D259C3EC00053667F = {
 			isa = PBXGroup;
 			children = (
@@ -59,8 +96,11 @@
 		C7694E78259C3EC00053667F /* BankManagerConsoleApp */ = {
 			isa = PBXGroup;
 			children = (
-				C7D65D1A259C8190005510E0 /* BankManager.swift */,
+				849EDACF2B6BB1BA00096E84 /* Messages.swift */,
+				847943682B6A342200F85F0C /* Double+.swift */,
 				C7694E79259C3EC00053667F /* main.swift */,
+				1D9C82D42B6A2AD00047245E /* Queue */,
+				1D9C82D52B6A2AF00047245E /* Bank */,
 			);
 			path = BankManagerConsoleApp;
 			sourceTree = "<group>";
@@ -122,8 +162,16 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				1D9C82D92B6A2B270047245E /* LinkedList.swift in Sources */,
+				849EDAD02B6BB1BA00096E84 /* Messages.swift in Sources */,
+				849EDAD22B6BBB2500096E84 /* TaskType.swift in Sources */,
+				847943672B6A2D5300F85F0C /* Customer.swift in Sources */,
+				847943692B6A342200F85F0C /* Double+.swift in Sources */,
 				C7694E7A259C3EC00053667F /* main.swift in Sources */,
-				C7D65D1B259C8190005510E0 /* BankManager.swift in Sources */,
+				847943652B6A2D4800F85F0C /* Banker.swift in Sources */,
+				847943632B6A2D3E00F85F0C /* Bank.swift in Sources */,
+				1D9C82D72B6A2B1C0047245E /* Node.swift in Sources */,
+				1D9C82DB2B6A2B2F0047245E /* Queue.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Bank.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Bank.swift
new file mode 100644
index 00000000..f704e5f4
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Bank.swift
@@ -0,0 +1,62 @@
+//
+//  Bank.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 1/31/24.
+//
+
+import Foundation
+
+final class Bank {
+
+    private var banker = Banker()
+    private var customerQueue = Queue<Customer>()
+    private let depositSemaphore: DispatchSemaphore
+    private let loanSemaphore: DispatchSemaphore
+    private let group = DispatchGroup()
+    
+    init(depositBankerCount: Int, loanBankerCount: Int) {
+        self.depositSemaphore = DispatchSemaphore(value: depositBankerCount)
+        self.loanSemaphore = DispatchSemaphore(value: loanBankerCount)
+    }
+    
+    func open() {
+        let startTime = Date()
+        Messages.openBank.printMessage()
+        let numberOfCustomers = Int.random(in: 10...30)
+        
+        print("고객 수: \(numberOfCustomers)")
+        setUpCustomerQueue(count: numberOfCustomers)
+        
+        while let customer = customerQueue.dequeue() {
+            switch customer.taskType {
+            case .deposit:
+                serveCustomer(semaphore: depositSemaphore, customer: customer)
+            case .loan:
+                serveCustomer(semaphore: loanSemaphore, customer: customer)
+            }
+        }
+        group.wait()
+        let endTime = Date()
+        let elapsedTime = endTime.timeIntervalSince(startTime).formattedDecimal
+        Messages.closeBank(customerCount: numberOfCustomers, totalTime: elapsedTime).printMessage()
+    }
+    
+    private func serveCustomer(semaphore: DispatchSemaphore, customer: Customer) {
+        DispatchQueue.global().async(group: group) {
+            semaphore.wait()
+            self.banker.processCustomer(customer)
+            semaphore.signal()
+        }
+    }
+    
+    private func setUpCustomerQueue(count: Int) {
+        for number in 1...count {
+            let customer = Customer(number: number)
+            customerQueue.enqueue(customer)
+        }
+    }
+}
+
+
+
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Banker.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Banker.swift
new file mode 100644
index 00000000..72e7afcf
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Banker.swift
@@ -0,0 +1,17 @@
+//
+//  Banker.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 1/31/24.
+//
+
+import Foundation
+
+final class Banker {
+
+    func processCustomer(_ customer: Customer) {
+        Messages.taskStart(number: customer.number, taskType: customer.taskType.description).printMessage()
+        Thread.sleep(forTimeInterval: customer.taskType.taskTime)
+        Messages.taskDone(number: customer.number, taskType: customer.taskType.description).printMessage()
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Customer.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Customer.swift
new file mode 100644
index 00000000..070f8330
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/Customer.swift
@@ -0,0 +1,16 @@
+//
+//  Customer.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 1/31/24.
+//
+final class Customer {
+    let number: Int
+    let taskType: TaskType
+    
+    init(number: Int) {
+        self.number = number
+        self.taskType = TaskType.random()
+    }
+}
+
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Bank/TaskType.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/TaskType.swift
new file mode 100644
index 00000000..b0ae593b
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Bank/TaskType.swift
@@ -0,0 +1,34 @@
+//
+//  WorkType.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 2/1/24.
+//
+enum TaskType {
+    case loan
+    case deposit
+}
+
+extension TaskType {
+    var description: String {
+        switch self {
+        case .loan:
+            return "대출"
+        case .deposit:
+            return "예금"
+        }
+    }
+    
+    var taskTime: Double {
+        switch self {
+        case .loan:
+            return 1.1
+        case .deposit:
+            return 0.7
+        }
+    }
+    
+    static func random() -> TaskType {
+        return Bool.random() ? .loan : .deposit
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Double+.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Double+.swift
new file mode 100644
index 00000000..b2a86574
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Double+.swift
@@ -0,0 +1,12 @@
+//
+//  String+.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 1/31/24.
+//
+
+extension Double {
+    var formattedDecimal: String {
+        return String(format: "%.2f", self)
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Messages.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Messages.swift
new file mode 100644
index 00000000..4aa3c386
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Messages.swift
@@ -0,0 +1,41 @@
+//
+//  Messages.swift
+//  BankManagerConsoleApp
+//
+//  Created by dopamint on 2/1/24.
+//
+
+enum Messages {
+    case menu
+    case exit
+    case openBank
+    case taskStart(number: Int, taskType: String)
+    case taskDone(number: Int, taskType: String)
+    case closeBank(customerCount: Int, totalTime: String)
+    case menuError
+    case numberError
+}
+
+extension Messages {
+    func printMessage() {
+        switch self {
+        case .menu:
+            print("1 : 은행계정\n2 : 종료")
+            print("입력 : ", terminator: "")
+        case .exit:
+            print("프로그램을 종료합니다.")
+        case .openBank:
+            print("은행 문이 열렸습니다.")
+        case .taskStart(let number, let taskType):
+            print("\(number) 고객 \(taskType)업무 시작")
+        case .taskDone(let number, let taskType):
+            print("\(number) 고객 \(taskType)업무 종료")
+        case .closeBank(let customerCount, let totalTime):
+            print("업무가 마감되었습니다. 오늘 업무를 처리한 고객은 총 \(customerCount)명 이며, 총 업무시간은 \(totalTime)초 입니다.")
+        case .menuError:
+            print("올바른 메뉴를 선택해주세요.")
+        case .numberError:
+            print("숫자를 입력해주세요.")
+        }
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Queue/LinkedList.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/LinkedList.swift
new file mode 100644
index 00000000..a72bd778
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/LinkedList.swift
@@ -0,0 +1,57 @@
+//
+//  LinkedList.swift
+//  BankManagerConsoleApp
+//
+//  Created by yujaehong on 1/31/24.
+//
+
+final class LinkedList<T> {
+    var front: Node<T>?
+    var rear: Node<T>?
+    
+    init(front: Node<T>? = nil, rear: Node<T>? = nil) {
+        self.front = front
+        self.rear = rear
+    }
+    
+    var first: T? {
+        return front?.value
+    }
+    
+    var isEmpty: Bool {
+        return front == nil
+    }
+}
+
+extension LinkedList {
+    func append(_ value: T) {
+        let newNode = Node(value)
+        
+        if isEmpty {
+            front = newNode
+            rear = front
+        } else {
+            rear?.next = newNode
+            rear = newNode
+        }
+    }
+    
+    func removeFirst() -> T? {
+        if front === rear {
+            let result = front
+            front = nil
+            rear = nil
+            return result?.value
+        }
+        guard let currentFront = front else { return nil }
+        front = front?.next
+        return currentFront.value
+    }
+    
+    func removeAll() {
+        front = nil
+        rear = nil
+    }
+}
+
+
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Node.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Node.swift
new file mode 100644
index 00000000..3beb0840
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Node.swift
@@ -0,0 +1,15 @@
+//
+//  Node.swift
+//  BankManagerConsoleApp
+//
+//  Created by yujaehong on 1/31/24.
+//
+final class Node<T> {
+    var value: T
+    var next: Node?
+    
+    init(_ value: T, _ next: Node? = nil) {
+        self.value = value
+        self.next = next
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Queue.swift b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Queue.swift
new file mode 100644
index 00000000..223ac562
--- /dev/null
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/Queue/Queue.swift
@@ -0,0 +1,37 @@
+//
+//  Queue.swift
+//  BankManagerConsoleApp
+//
+//  Created by yujaehong on 1/31/24.
+//
+
+final class Queue<T> {
+    private var linkedList: LinkedList<T>
+    
+    init(linkedList: LinkedList<T> = LinkedList()) {
+        self.linkedList = linkedList
+    }
+}
+
+extension Queue {
+    func enqueue(_ value: T) {
+        linkedList.append(value)
+    }
+    
+    
+    func dequeue() -> T? {
+        return linkedList.removeFirst()
+    }
+    
+    func clear() {
+        linkedList.removeAll()
+    }
+    
+    func peek() -> T? {
+        return linkedList.first
+    }
+    
+    func isEmpty() -> Bool {
+        return linkedList.isEmpty
+    }
+}
diff --git a/BankManagerConsoleApp/BankManagerConsoleApp/main.swift b/BankManagerConsoleApp/BankManagerConsoleApp/main.swift
index 1aa9854c..55c976d1 100644
--- a/BankManagerConsoleApp/BankManagerConsoleApp/main.swift
+++ b/BankManagerConsoleApp/BankManagerConsoleApp/main.swift
@@ -2,6 +2,28 @@
 //  BankManagerConsoleApp - main.swift
 //  Created by yagom. 
 //  Copyright © yagom academy. All rights reserved.
-// 
+//
+
+func operateBank() {
+    let bank = Bank(depositBankerCount: 2, loanBankerCount: 1)
+
+    while true {
+        Messages.menu.printMessage()
+        if let choice = readLine(),
+           let menu = Int(choice) {
+            switch menu {
+            case 1:
+                bank.open()
+            case 2:
+                Messages.exit.printMessage()
+                return
+            default:
+                Messages.menuError.printMessage()
+            }
+        } else {
+            Messages.numberError.printMessage()
+        }
+    }
+}
 
-import Foundation
+operateBank()