Update README.md

README.md

@@ -1,2 +1,97 @@
 # Cyuyan
-
+#include <stdio.h>  
+#include <stdlib.h>  
+#include <string.h>  
+  
+#define MAX_STUDENTS 100  
+#define MAX_NAME_LENGTH 50  
+#define MAX_ASSIGNMENTS 10  
+  
+typedef struct {  
+    char name[MAX_NAME_LENGTH];  
+    int studentID;  
+    int assignments[MAX_ASSIGNMENTS];  
+    int numAssignments;  
+} Student;  
+  
+typedef struct {  
+    Student students[MAX_STUDENTS];  
+    int numStudents;  
+} Classroom;  
+  
+void addStudent(Classroom *classroom) {  
+    if (classroom->numStudents >= MAX_STUDENTS) {  
+        printf("Cannot add more students.\n");  
+        return;  
+    }  
+  
+    Student newStudent;  
+    printf("Enter student name: ");  
+    scanf("%s", newStudent.name);  
+    printf("Enter student ID: ");  
+    scanf("%d", &newStudent.studentID);  
+    newStudent.numAssignments = 0;  
+    for (int i = 0; i < MAX_ASSIGNMENTS; i++) {  
+        newStudent.assignments[i] = 0;  
+    }  
+  
+    classroom->students[classroom->numStudents] = newStudent;  
+    classroom->numStudents++;  
+}  
+  
+void displayStudent(const Student *student) {  
+    printf("Student Name: %s\n", student->name);  
+    printf("Student ID: %d\n", student->studentID);  
+    printf("Assignments:\n");  
+    for (int i = 0; i < student->numAssignments; i++) {  
+        printf("%d: %d\n", i+1, student->assignments[i]);  
+    }  
+}  
+  
+void displayClass(const Classroom *classroom) {  
+    printf("Class Name: Not Specified\n");  
+    printf("Students:\n");  
+    for (int i = 0; i < classroom->numStudents; i++) {  
+        displayStudent(&classroom->students[i]);  
+        printf("\n");  
+    }  
+}  
+  
+void updateAssignment(Student *student, int assignmentNum, int score) {  
+    if (assignmentNum <= 0 || assignmentNum > student->numAssignments) {  
+        printf("Invalid assignment number.\n");  
+        return;  
+    }  
+    student->assignments[assignmentNum-1] = score;  
+}  
+  
+int calculateAverage(const Student *student) {  
+    int sum = 0;  
+    for (int i = 0; i < student->numAssignments; i++) {  
+        sum += student->assignments[i];  
+    }  
+    return sum / student->numAssignments;  
+}  
+  
+int main() {  
+    Classroom classroom;  
+    classroom.numStudents = 0;  
+    int choice, studentID, assignmentNum, score;  
+    char command;  
+    while (1) {  
+        printf("\nCommand Options:\n");  
+        printf("a - Add Student\n");  
+        printf("d - Delete Student\n");  
+        printf("s - Show Student\n");  
+        printf("c - Show Class\n");  
+        printf("u - Update Assignment\n");  
+        printf("q - Quit\n");  
+        printf("Enter command: ");  
+        scanf(" %c", &command); // Read a single character, ignoring leading whitespace.  
+        switch (command) {  
+            case 'a': addStudent(&classroom); break; // Add a student. Repeat for multiple students.  
+            case 'd': printf("Enter student ID to delete: "); scanf("%d", &studentID); break; // Delete a student. Implement the logic here.  
+            case 's': printf("Enter student ID to display: "); scanf("%d", &studentID); break; // Display a student's details. Implement the logic here. Repeat for multiple students.   
+            case 'c': displayClass(&classroom); break; // Display class details. Implement the logic here. Repeat for multiple classes.   
+            case 'u': printf("Enter student ID and assignment number to update: "); scanf("%d %d", &studentID, &assignmentNum); break; // Update an assignment for a student. Implement the logic here. Repeat for multiple updates.   
+            case 'q': exit(