Demo assignment hôm nay ngày 5-1-2011

by **Admin** Wed Jan 05, 2011 3:16 pm

Thầy mất 30 phút để chụp lại ko cho ae ta copy paste thì ta mất 15 phút để cv lại Demo assignment hôm nay ngày 5-1-2011 787675

Code:: #include<stdio.h> #include<string.h> typedef struct{ char rollNo[7]; char fullName[30]; int birthYear; char address[100]; }student; int menu(); student nhapSV(); void showLine(); void showHeader(); void hienthiDanhSachSV(student *list, int n); int ghiFile(char *fileName,student *list, int n); int docFile(char *fileName,student *list); int tkSV(student *list, int n,char *maSV); int suaSV(student *list, int n,char *maSV); int xoaSV(student *list, int n,char *maSV); void sapXep(student *list, int n); main() { int choise,count=0,i; char tenFile[81]=" Student list.dat"; char maSV[7]; student list[100]; count=docFile(tenFile,list); do { choise=menu(); switch(choise) { case 1: list[count++]=nhapSV(); break; case 2: { fflush(stdin); printf("Nhap Ma Sinh Vien Muon Sua:"); gets(maSV); if (suaSV(list,count,maSV)) printf("Sua Thanh Cong!"); else printf("Khong Tim Thay Ma Sinh Vien!"); } break; case 3: hienthiDanhSachSV(list,count); break; case 4: break; case 5: fflush(stdin); printf("Nhap Vao Ma Sinh Vien Muon Sua:"); gets(maSV); if (xoaSV(list,count,maSV)) { printf("Xoa Thanh Cong!"); count--; } else printf("Khong Tim Thay Ma Sinh Vien!"); break; case 6: sapXep(list,count); break; } }while (choise!=7); ghiFile(tenFile,list,count); fflush(stdin); getchar(); } int menu() { int choice, i; char str[81] = ""; for(i=0; i<50; i++) str[i] = '-'; printf("\n\n+-%-50s-+\n", str); printf("| %-50s |\n", " MENU "); printf("+-%-50s-+\n", str); printf("| %-50s |\n", "1. Them Sinh Vien."); printf("| %-50s |\n", "2. Sua Sinh Vien theo ma Sinh Vien."); printf("| %-50s |\n", "3. Hien Thi Danh Sach Sinh Vien."); printf("| %-50s |\n", "4. Tim Kiem Theo Ten Sinh Vien."); printf("| %-50s |\n", "5. Xoa Sinh Vien Theo Ma Sinh Vien."); printf("| %-50s |\n", "6. Sap Xep Theo Ten Sinh Vien."); printf("| %-50s |\n", "7. Thoat Chuong Trinh."); printf("+-%-50s-+\n", str); printf(" Moi ban chon: "); while(1) { fflush(stdin); scanf("%d", &choice); if(choice<1 || choice>7) printf("Nhap sai, Ban hay nhap lai: "); else break; } return choice; } student nhapSV() { student s; fflush(stdin); printf("rollNo:"); gets(s.rollNo); printf("Full Name:"); gets(s.fullName); printf(" Birth Year:"); scanf("%d", &s.birthYear); fflush(stdin); printf("Address:"); gets(s.address); return s; } void showList(student s) { printf("| %-6s | %-25s | %-4d | %-30s |\n", s.rollNo, s.fullName, s.birthYear, s.address); } void showLine() { int i; char fullName[26] = "-------------------------"; char address[31] = "------------------------------"; printf("+-%-6s-+-%-25s-+-%-4s-+-%-30s-+\n", "------", fullName, "----", address); } void showHeader() { showLine(); printf("| %-6s | %-25s | %-4s | %-30s |\n", "RollNo", " Full Name", "Year", " Address"); showLine(); } void hienthiDanhSachSV(student *list, int n) { int i; showHeader(); for (i=0;i<n;i++) printf("| %-6s | %-25s | %-4s | %-30s |\n", list[i].rollNo, list[i].fullName,list[i].birthYear,list[i].address); showLine(); } int ghiFile(char *fileName,student *list,int n) { FILE *f; f=fopen(fileName,"wb"); if (f==NULL) return 0; fwrite(&n,1,sizeof(int),f); fwrite(list,n,sizeof(student),f); fclose(f); } int docFile(char *fileName,student *list) { FILE *f; int m; f=fopen(fileName,"rb"); if (f==NULL) return 0; fread(&m,1,sizeof(int),f); fwrite(list,m,sizeof(student),f); fclose(f); return m; } int suaSV(student *list,int n,char *maSV) { int vt=tkSV(list, n, maSV); if (vt==-1) return 0; fflush(stdin); printf("Ten Sinh Vien:"); gets(list[vt].fullName); printf("Nam Sinh:"); scanf("%d", &list[vt].birthYear); fflush(stdin); printf("Dia Chi:"); gets(list[vt].address); return 1; } int tkSV(student *list,int n,char *maSV) { int i; for (i=0;i<n;i++) if(strcmp(list[i].rollNo,maSV)==0) return i; return -1; } int xoaSV(student *list,int n,char *maSV) { int i; int vt=tkSV(list, n, maSV); if (vt==-1) return 0; for (i=vt; i<n-1;i++) list[i]=list[i+1]; return 1; } void sapXep(student *list,int n) { int i,j; student temp; for (i=0;i<n-1;i++) { for (j=i+1; j<n;j++) { if (strcmp(list[i].fullName,list[j].fullName)>0) { temp=list[i]; list[i]=list[j]; list[j]=temp; } } } }

+ rep nhiệt tình nhé ace Demo assignment hôm nay ngày 5-1-2011 787675

Demo assignment hôm nay ngày 5-1-2011 708749

by nguyenbichphuong Thu Jan 06, 2011 9:50 am

anh chi oi bao gium e de 2 voi

Demo assignment hôm nay ngày 5-1-2011

Demo assignment hôm nay ngày 5-1-2011

Re: Demo assignment hôm nay ngày 5-1-2011