p align="left">int np, k=0, sump=0, n, count=0; p2=last2=start2=NULL; clrscr(); printf("Enter product's name: "); scanf("%s", prod); p=start; while(p->next!=NULL) { count++; for(n=0;n<5;n++) { if (strcmp(p->pro[n].name, prod)==0) { np=n; sump=p->pro[n].price+sump; } else { k++; } } if (k==5*count) { printf("There is no such product. Press any key..."); getch(); goto end; } p=p->next; } p=start; while(p->next!=NULL) { if(p->pro[np].price > (sump/count)) if ((p->pro[np].price - (sump/count)) > ((sump/count)/10)) { p2=(mg*)malloc(sizeof(mg)); p2->num=p->num; strcpy(p2->adr.city,p->adr.city); strcpy(p2->adr.str, p->adr.str); p2->adr.dom=p->adr.dom; for(n=0;n<5;n++) { strcpy(p2->pro[n].name, p->pro[n].name); p2->pro[n].price=p->pro[n].price; strcpy(p2->pro[n].time,p->pro[n].time); } p2->prev=last2; p2->next=NULL; if(last2!=NULL) last2->next=p2; last2=p2; if(start2==NULL) start2=last2; p2=p2->next; } p=p->next; } printf("New list created succesfully! Press any key..."); getch(); end: return start2; } /////////////////////////MAIN FUNCTION//////////////////////////////// void main() { mg *start, *start2, *last; int i,n, newn,t=0; char ans; clrscr(); for (i=1;i<2;) { clrscr(); printf("====================MENU=====================\n"); printf("1. Open file\n"); printf("2. Print list of markets\n"); printf("3. Create a new list\n"); printf("4. Print new list of markets\n"); printf("5. Save new list\n"); printf("6. Exit\n\n"); printf("Press 1-6 key. Any other key will exit program"); gotoxy(1, 20); printf("===============COURSE PROJECT=================\nStudent: Saushkin Pavel Nikolaevich. Group: CBC-31. MIEM 2008"); ans=getch(); switch(ans) { case '1': { start=open(last); if(start!=NULL) t=1; else if(start->num > 1000 || start->num < 1) { clrscr(); printf("(!) Error of reading file! Incapable data type! Press any key..."); getch(); break; } break; } case '2': { if(t==0) goto err1; print(start); break; } case '3': { if(t==0) goto err1; start2=newlist(start); t=2; break; } case '4': { if(t==0) goto err1; else if (t==1) goto err2; printnew(start2); break; } case '5': { if(t==0) { err1: clrscr(); printf("You must open a file! Press any key..."); getch(); break; } else if (t==1) { err2: clrscr(); printf("You must create a new list! Press any key..."); getch(); break; } save(start, start2); break; } default: { i=3; } } } 8. Тестовые примеры Содержимое исходного файла (in.dat): /* Начало файла */ 25 Moscow Lenina 14 butter 17 12.05.08 meat 19 22.07.09 milk 25 17.03.08 eggs 47 07.08.08 juice 12 24.11.08 756 Minsk Zhukova 52 butter 19 07.04.08 meat 21 29.02.09 milk 23 01.11.09 eggs 33 09.10.08 juice 14 27.08.08 666 Kiev Gagarina 47 butter 22 12.05.08 meat 29 26.02.09 milk 22 26.07.08 eggs 56 31.10.08 juice 16 02.05.08 748 Petersburg Pavlovskaya 62 butter 30 19.08.08 meat 27 27.08.09 milk 17 10.03.08 eggs 31 09.08.08 juice 19 30.11.08 33 Volgograd Potemkina 57 butter 34 10.07.08 meat 29 27.08.09 milk 19 27.03.08 eggs 38 13.02.08 juice 14 16.05.08 /* Конец файла Работа программы (Пример №1): 1. Open file 2. Print list of markets 3. Create a new list 4. Print new list of markets 5. Save new list 6. Exit Выбранный пункт меню: 1 Enter path to file to open (ex. C:\\file.txt): Вводим: d:\in.dat *File readed successfully! Press any key…* Возврат в меню. Выбранный пункт меню: 2 MAGAZINE #25 Address City: Moscow Street: Lenina House: 14 Products 1) Name: butter Price: 17 Time: 12.05.08 2) Name: meat Price: 19 Time: 22.07.09 3) Name: milk Price: 25 Time: 17.03.08 4) Name: eggs Price: 47 Time: 07.08.08 5) Name: juice Price: 12 Time: 24.11.08 MAGAZINE #756 Address City: Minsk Street: Zhukova House: 52 Products 1) Name: butter Price: 19 Time: 07.04.08 2) Name: meat Price: 21 Time: 29.02.09 3) Name: milk Price: 23 Time: 01.11.09 4) Name: eggs Price: 33 Time: 09.10.08 5) Name: juice Price: 14 Time: 27.08.08 MAGAZINE #666 Address City: Kiev Street: Gagarina House: 47 Products 1) Name: butter Price: 22 Time: 12.05.08 2) Name: meat Price: 29 Time: 26.02.09 3) Name: milk Price: 22 Time: 26.07.08 4) Name: eggs Price: 56 Time: 31.10.08 5) Name: juice Price: 16 Time: 02.05.08 MAGAZINE #748 Address City: Petersbutg Street: Pavlovskaya House: 62 Products 1) Name: butter Price: 30 Time: 19.08.08 2) Name: meat Price: 27 Time: 27.08.09 3) Name: milk Price: 17 Time: 10.03.08 4) Name: eggs Price: 31 Time: 09.08.08 5) Name: juice Price: 19 Time: 30.11.08 MAGAZINE #33 Address City: Volgograd Street: Potemkina House: 57 Products 1) Name: butter Price: 34 Time: 10.07.08 2) Name: meat Price: 29 Time: 27.08.09 3) Name: milk Price: 19 Time: 27.03.08 4) Name: eggs Price: 38 Time: 13.02.08 5) Name: juice Price: 14 Time: 16.05.08 Any key to next record... Any key to continue... Выбранный пункт меню: 3 Enter product's name: Вводим meat *New list created successfully! Press any key…* Возврат в меню. Выбранный пункт меню: 4 MAGAZINE #666 Address City: Kiev Street: Gagarina House: 47 Products 1) Name: butter Price: 22 Time: 12.05.08 2) Name: meat Price: 29 Time: 26.02.09 3) Name: milk Price: 22 Time: 26.07.08 4) Name: eggs Price: 56 Time: 31.10.08 MAGAZINE #33 Address City: Volgograd Street: Potemkina House: 57 Products 1) Name: butter Price: 34 Time: 10.07.08 2) Name: meat Price: 29 Time: 27.08.09 3) Name: milk Price: 19 Time: 27.03.08 4) Name: eggs Price: 38 Time: 13.02.08 5) Name: juice Price: 14 Time: 16.05.08 Any key to continue... Выбранный пункт меню: 5 Enter path to file to write (ex. C:\\file.txt): Вводим d:\meat.dat *File created successfully! Press any key…*
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