Quan Ly Sinh Vien
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Quan ly sinh vien #include #include #include #include #define #define #define #define
<stdio.h> <mem.h> <string.h>
MAX 100 TOAN 0 LY 1 HOA 2
struct sinhvien { char mslop[5]; char hoten[35]; float diem[3]; } danhsach[MAX]; int n = 0; void nhapmoi() { char mslop[5], tmp[3]; int i; float diem[3]; do { printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) { strcpy(danhsach[n].mslop, mslop); printf("\nCho biet ho ten : "); gets(danhsach[n].hoten); printf("\nCho biet diem so : "); for (i=0; i<3; i++) { scanf("%f", &diem[i]); danhsach[n].diem[i] = diem[i]; } gets(tmp); n++; } } while (strlen(mslop)); } void timkiem() { char mslop[5]; int i = 0, found = 0; printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) while (i
printf("\nDiem Toan : %f", danhsach[i].diem[TOAN]); printf("\nDiem Ly : %f", danhsach[i].diem[LY]); printf("\nDiem Hoa : %f", danhsach[i].diem[HOA]); found = 1; break;
} else i++; if (!found) printf("\nKhong tim thay!!!"); }
void xoa() { char mslop[5], traloi; int i = 0, j; printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) while (i
void main() { char traloi; do { menu(); do { traloi = getch(); } while (traloi < '0' || traloi > '3'); putc(traloi, stdout); switch (traloi) { case '1' : nhapmoi(); break; case '2' : xoa(); break; case '3' : timkiem(); break; } } while (traloi != '0');
}
<stdio.h>
MAX 100 TOAN 0 LY 1 HOA 2
struct sinhvien { char mslop[5]; char hoten[35]; float diem[3]; } danhsach[MAX]; int n = 0; void nhapmoi() { char mslop[5], tmp[3]; int i; float diem[3]; do { printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) { strcpy(danhsach[n].mslop, mslop); printf("\nCho biet ho ten : "); gets(danhsach[n].hoten); printf("\nCho biet diem so : "); for (i=0; i<3; i++) { scanf("%f", &diem[i]); danhsach[n].diem[i] = diem[i]; } gets(tmp); n++; } } while (strlen(mslop)); } void timkiem() { char mslop[5]; int i = 0, found = 0; printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) while (i
printf("\nDiem Toan : %f", danhsach[i].diem[TOAN]); printf("\nDiem Ly : %f", danhsach[i].diem[LY]); printf("\nDiem Hoa : %f", danhsach[i].diem[HOA]); found = 1; break;
} else i++; if (!found) printf("\nKhong tim thay!!!"); }
void xoa() { char mslop[5], traloi; int i = 0, j; printf("\nCho biet ma so lop : "); gets(mslop); if (strlen(mslop)) while (i
void main() { char traloi; do { menu(); do { traloi = getch(); } while (traloi < '0' || traloi > '3'); putc(traloi, stdout); switch (traloi) { case '1' : nhapmoi(); break; case '2' : xoa(); break; case '3' : timkiem(); break; } } while (traloi != '0');
}
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