#include <stdio.h>
#include <string.h>

int studentMember = 0;

typedef struct storeInformation
{
	char stus[100];
	int classes;
	char names[100];
	double mathGrade;
	double physicsGrade;
	double englishGrade;
    int boolNew;
}stu;

stu studentInformation[100];

void inputStudentInformation(int n)
{
	for (int i = 0; i < n; i++) {
		scanf("%s", studentInformation[i].stus);
		scanf("%d", &studentInformation[i].classes);
		scanf("%s", studentInformation[i].names);
		scanf("%lf", &studentInformation[i].mathGrade);
		scanf("%lf", &studentInformation[i].physicsGrade);
		scanf("%lf", &studentInformation[i].englishGrade);
        studentMember++;
        studentInformation[i].boolNew = 0;
        printf("One student has been input!\n");
	}
}

void insertedNew() {
    int i = studentMember;
    scanf("%s", studentInformation[i].stus);
    scanf("%d", &studentInformation[i].classes);
    scanf("%s", studentInformation[i].names);
    scanf("%lf", &studentInformation[i].mathGrade);
    scanf("%lf", &studentInformation[i].physicsGrade);
    scanf("%lf", &studentInformation[i].englishGrade);
    studentMember++;
    studentInformation[i].boolNew = 1;
    printf("One student has been input!\n");
}

void printStudentOriginalScore() {
    for (int i = 0; i < studentMember; i++) {
        if (studentInformation[i].stus != 0) {
            printf("%s  %d  %s  %.1f  %.1f  %.1f  %s\n", studentInformation[i].stus, studentInformation[i].classes, studentInformation[i].names, studentInformation[i].mathGrade, studentInformation[i].physicsGrade, studentInformation[i].englishGrade, studentInformation[i].boolNew == 0 ? "" : "inserted");
        }
    }
}

void informationClear(char a[100]) {
    int i = 0;
    for (i = 0; i < studentMember; i++) {
        if (strcmp(a, studentInformation[i].stus) == 0 || strcmp(a, studentInformation[i].names) == 0) {
            memset(&studentInformation[i], 0, sizeof(studentInformation[i]));
        }
    }
}

void manage()
{
    printf("                              1.Input\n");
    printf("                              2.Output\n");
    printf("                              3.Order\n");
    printf("                              4.Quit\n");
    char keywords;
    keywords = getchar();
    switch (keywords) {
    case 'i':
        printf("Please input info of the three students\n");
        inputStudentInformation(3);
        break;
    case 'o':
        printf("You are trying to Output info\n");
        break;
    case 'm':
        printf("You are trying to Make things ordered\n");
        break;
    case 'q':
        printf("You are about to Quit\n");
        break;
    default:
        printf("Wrong input\n");
        break;
    }
}

int main()
{
    char a[100];
    manage();
    printf("Enter your clear student.\n");
    scanf("%s", &a);
    informationClear(a);
    printStudentOriginalScore();
    return 0;
}