update,

_resources/it114105/others/ite3101/Assignemnt.swift

@@ -0,0 +1,57 @@
+import Foundation
+
+class Student{
+    var classId:String
+    var studentId:String
+    init(classId:String, studentId: String) {
+        self.classId = classId
+        self.studentId = studentId
+    }
+}
+
+var students = Array<Student>()
+let totalStudent = Int.random(in: 30...100)
+let totalClass: Int = Int(ceil((Double(totalStudent) / 30)))
+
+func generateStudentId() -> String{
+    let year = "20"
+    let campusCode = "03"
+    let randomDigit: Int = Int.random(in: 0...99999)
+    return year + campusCode + String(format: "%05d", randomDigit)
+}
+
+func checkDuplicate(studentId:String) -> Bool{
+    var duplicate = false
+        for student in students{
+            if student.studentId == studentId{
+                duplicate = true
+                break
+            }
+        }
+    return duplicate
+}
+
+var distriClass:Int = 1
+for count in 1...totalStudent{
+    var studentId: String
+    var student: Student
+
+    repeat{
+        studentId = generateStudentId()
+    }while checkDuplicate(studentId: studentId)
+
+    student = Student(classId:String(distriClass), studentId: studentId)
+    students.append(student)
+    if distriClass == totalClass {
+        distriClass = 0
+    }
+    distriClass += 1
+}
+
+print("Total Student: " + String(totalStudent))
+print("Total Class: " + String(totalClass))
+print("--------------------------------------------------------")
+
+for student in students{
+    print("Class: " + student.classId + ", Student ID: " + student.studentId)
+}