修复了不能在15格以外放置的bug。

OOP/03/Exercise02.cpp

@@ -0,0 +1,97 @@
+#include <iostream>
+
+class Student {
+private:
+    std::string name;
+    int studentNumber;
+    int grade;
+
+public:
+    Student();
+    Student(std::string& newName, int newNumber, int newGrade);
+    Student(Student &otherStu);
+    ~Student();
+
+    std::string getName();
+    int getGrade();
+    int getStudentNumber();
+    void displayInfo();
+};
+
+Student::Student() {
+    name = "Undefined";
+    studentNumber = 0;
+    grade = 0;
+}
+
+Student::Student(std::string& newName, int newNumber, int newGrade) {
+    name = newName;
+    this->studentNumber = newNumber;
+    this->grade = newGrade;
+}
+
+Student::Student(Student &otherStu) {
+    name = otherStu.getName();
+    studentNumber = otherStu.studentNumber;
+    grade = otherStu.grade;
+}
+
+Student::~Student() {
+}
+
+std::string Student::getName() {
+    return this->name;
+}
+
+int Student::getGrade() {
+    return this->grade;
+}
+
+int Student::getStudentNumber() {
+    return this->studentNumber;
+}
+
+void Student::displayInfo() {
+    std::cout << "Name: " << this->name << std::endl
+              << "Student Number: " << this->studentNumber << std::endl
+              << "Grade: " << this->grade << std::endl;
+}
+
+int max(Student* students[]) {
+    int max_studnum = 0;
+    int max = 0;
+    for (int i = 0; i < 10; i++) {
+        if (students[i]->getGrade() > max) {
+            max = students[i]->getGrade();
+            max_studnum = students[i]->getStudentNumber();
+        }
+    }
+    return max_studnum;
+}
+
+int main() {
+    Student* students[10];
+    for (int i = 0; i < 10; i++) {
+        std::string name;
+        int studnum;
+        int grade;
+        std::cout << "Name: ";
+        std::cin >> name;
+        std::cout << "Student No.: ";
+        std::cin >> studnum;
+        std::cout << "Grade: ";
+        std::cin >> grade;
+        students[i] = new Student(name, studnum, grade);
+    }
+    int maxStudNum = max(students);
+    Student maxStud;
+    for (int i = 0; i < 10; i++) {
+        if (students[i]->getStudentNumber() == maxStudNum) {
+            maxStud = *(students[i]);
+            break;
+        }
+    }
+    std::cout << "The max is: " << std::endl;
+    maxStud.displayInfo();
+    return 0;
+}

OOP/FiveInARow/main.cpp

@@ -53,8 +53,8 @@ int main() {
             std::cout << "Row No. ";
             std::cin >> row;
             if (std::cin.fail() ||
-                (!(('1' <= row && row <= '9') || ('A' <= row && row <= 'F') ||
+                (!(('1' <= row && row <= '9') || ('A' <= row && row <= 'J') ||
-                   ('a' <= row && row <= 'f')))) {
+                   ('a' <= row && row <= 'j')))) {
                 std::cout << "Invalid input, try again." << std::endl;
                 std::cin.clear();
                 std::cin.ignore(std::numeric_limits<std::streamsize>::max(),
@@ -71,8 +71,8 @@ int main() {
             std::cout << "Column No. ";
             std::cin >> column;
             if (std::cin.fail() ||
-                (!(('1' <= row && row <= '9') || ('A' <= row && row <= 'F') ||
+                (!(('1' <= row && row <= '9') || ('A' <= row && row <= 'J') ||
-                   ('a' <= row && row <= 'f')))) {
+                   ('a' <= row && row <= 'j')))) {
                 std::cout << "Invalid input, try again." << std::endl;
                 std::cin.clear();
                 std::cin.ignore(std::numeric_limits<std::streamsize>::max(),

OOP/FiveInARow/player.cpp

@@ -6,10 +6,10 @@ int Player::toInt(char input) {
     if ('1' <= input && input <= '9') {
         return input - '1';
     }
-    else if ('A' <= input && input <= 'F') {
+    else if ('A' <= input && input <= 'J') {
         return input - 'A' + 9;
     }
-    else if ('a' <= input && input <= 'f') {
+    else if ('a' <= input && input <= 'j') {
         return input - 'a' + 9;
     }
     else {