bkjw.xjtu.edu.cn/5.c

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

struct s
{
    char id[20];
    int class;         // ѧ<><D1A7>
    char name[20];
    float m, p, e;   // <20>ܳɼ<DCB3>
};

void deleteAndShowStudent()
{
    struct s stu[3] = {
        {"10001", 11, "Zhang", 99.5, 88.5, 89.5},
        {"10002", 12, "Yang", 77.9, 56.5, 87.5},
        {"10003", 11, "Liang", 92.5, 99.0, 60.5}
    };
    struct s stu2[3] = {
        {"10001", 11, "Zhang", 99.5, 88.5, 89.5},
        {"10002", 12, "Yang", 77.9, 56.5, 87.5},
        {"10003", 11, "Liang", 92.5, 99.0, 60.5}
    };
    int numStudents = 3;

    char input[20];
    scanf("%s", input);
    int found = 0;
    int i,j;
    for ( i = 0; i < numStudents; i++)
    {
        if (strcmp(stu[i].id, input) == 0 || strcmp(stu[i].name, input) == 0)
        {
            found = 1;
            for ( j = i; j < numStudents - 1; j++)
            {
                stu[j] = stu[j + 1];
            }
            numStudents--;
            break;
        }
    }

    if (found)
    {
       
        for ( i = 0; i < numStudents; i++)
        {
            printf("%s %d %s %.1f %.1f %.1f\n", stu[i].id, stu[i].class, stu[i].name, stu[i].m, stu[i].p, stu[i].e);
        }
        char confirm[5];
        printf("Are you sure to delete? (yes/no): ");
        fflush(stdin); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뻺<EFBFBD><EBBBBA><EFBFBD><EFBFBD>
        fgets(confirm, sizeof(confirm), stdin); // ʹ<><CAB9>fgets<74><73><EFBFBD><EFBFBD>ȡ<EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>
        confirm[strcspn(confirm, "\n")] = '\0'; // ȥ<><C8A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еĻ<D0B5><C4BB>з<EFBFBD>
        if (strcmp(confirm,"y") == 0)
        {
            return;
        }
        else if (strcmp(confirm,"n") == 0)
        {
            for ( i = 0; i < numStudents+1; i++)
            {
                printf("%s %d %s %.1f %.1f %.1f\n", stu2[i].id, stu2[i].class, stu2[i].name, stu2[i].m, stu2[i].p, stu2[i].e);
            }
            return;
        }
    }
    else
    {
        for (i = 0; i < numStudents; i++)
        {
            printf("%s %d %s %.1f %.1f %.1f\n", stu[i].id, stu[i].class, stu[i].name, stu[i].m, stu[i].p, stu[i].e);
        }
        return;
    }
}

int main()
{
    deleteAndShowStudent();
   // getchar();
    return 0;
}