diff --git a/简易学籍系统.c b/简易学籍系统.c new file mode 100644 index 0000000..8031fa3 --- /dev/null +++ b/简易学籍系统.c @@ -0,0 +1,104 @@ +#include +#include +#include + +#define MAX_STUDENTS 100 + +typedef struct { + int id; + char name[50]; + float gaoshu; + float wuli; + float yingyu; +} Student; + +Student students[MAX_STUDENTS]; +int studentCount = 0; + +void addStudent() { + printf("You are trying to Input info\n"); + if (studentCount >= MAX_STUDENTS) { + printf("Cannot add more students. Maximum limit reached.\n"); + return; + } + Student newStudent; + printf("Enter ID: "); + scanf("%d", &newStudent.id); + printf("Enter Name: "); + scanf("%s", newStudent.name); + printf("Enter ɼ: "); + scanf("%f", &newStudent.gaoshu); + printf("Enter ɼ: "); + scanf("%f", &newStudent.wuli); + printf("Enter Ӣɼ: "); + scanf("%f", &newStudent.yingyu); + + students[studentCount++] = newStudent; + printf("Student added successfully!\n"); +} + +void deleteStudent() { + int id; + printf("You are trying to Output info\n"); + printf("Enter ID of the student to delete: "); + scanf("%d", &id); + + for (int i = 0; i < studentCount; i++) { + if (students[i].id == id) { + for (int j = i; j < studentCount - 1; j++) { + students[j] = students[j + 1]; + } + studentCount--; + printf("Student deleted successfully!\n"); + return; + } + } + + printf("Student not found!\n"); +} + +void displayStudents() { + printf("You are trying to Make things ordered\n"); + if (studentCount == 0) { + printf("No students to display.\n"); + return; + } + + printf("ID\tName\tɼ\tɼ\tӢɼ\tܳɼ\n"); + for (int i = 0; i < studentCount; i++) { + printf("%d\t%s\t%.2f\t\t%.2f\t\t%.2f\t\t%.2f\n", students[i].id, students[i].name, students[i].gaoshu,students[i].wuli,students[i].yingyu,students[i].gaoshu+students[i].wuli+students[i].yingyu); + } +} + +int main() { + int choice; + int running = 1; // ѭı + + while (running) { printf("1234ʹöӦ\n"); + printf(" 1. Input\n"); + printf(" 2. Output\n"); + printf(" 3. Order\n"); + printf(" 4. Quit\n"); + printf("Enter your choice: "); + scanf("%d", &choice); + + switch (choice) { + case 1: + addStudent(); + break; + case 2: + deleteStudent(); + break; + case 3: + displayStudents(); + break; + case 4: + running = 0; // Ϊ0˳ѭ + break; + default: + printf("Wrong input.\n"); + } + } + + return 0; +}