QUẢN LÝ SINH VIÊN include include include include define MAX 100 define TOAN 0 define LY 1 define HOA 2 struct sinhvien { char mslop5; char hoten35; float diem3; } danhsachMAX; int n = 0; void nhapmoi() { char mslop5, tmp3; int i; float diem3; do { printf( Cho biet ma so lop : ); gets(mslop); if (strlen(mslop)) { strcpy(danhsachn.mslop, mslop); printf( Cho biet ho ten : ); gets(danhsachn.hoten); printf( Cho biet diem so : ); for (i=0; i