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Код: Выделить всё

main()
{
 char l,yn,s,*s1=new char[20];
 int i,k,j=0,z=1,i1;
 nn=read();
 do
 {
  clrscr();
  printf("\nSchitano %d strok iz faila %s\n\n",nn,input_file);
  printf("Po kakomu polu sortirovat'? (1-4)\n");
  printf("1 - name; 2 - adress; 3 - cred.card; 4 - item. ");
  l=getche();
  switch (l)
  {
   case '2':
    indexmas(2,0);
   break;
   case '3':
    indexmas(3,0);
   break;
   case '4':
    indexmas(4,0);
   break;
   default:
    indexmas(1,0);
  }
  printf("\nBudem vypolnyat' poisk? (y/n) ");
  yn=getch();
  while (1)
  {
   if (yn=='y' || yn=='Y' || yn=='n' || yn=='N')
    break;
   yn=getch();
  }
  if (yn=='n' || yn=='N')
  {
   printf("\n\n ID |       NAME    |      ADRESS       | CRED.CARD |        ITEM   |\n");
   printf("----|---------------|-------------------|-----------|---------------|\n");
   for (i=0;i<nn;i++)
    printf(" %2d |%14s | %17s | %9s | %13s |\n",b[i],shop_list[b[i]].name,shop_list[b[i]].street,shop_list[b[i]].cc,shop_list[b[i]].item);
   write(l,0,0,0,0,1);
  }
  else
  {
   printf("\nV kakom pole iskat'? (1-4)\n");
   printf("1 - name; 2 - adress; 3 - cred.card; 4 - item. ");
   s=getche();
   printf("\nVvedite stroku dlya poiska: ");
   for (i=0;i<nn;i++)
   {
    s1[i]=getche();
    if (s1[i] == 13)
     break;
   }
   s1[i]=0;
   switch(s)
   {
    case '2':
     for (i=0;i<nn;i++)
     {
      if (strstr(shop_list[i].street,s1))
      {
       b1[j]=i;
       j++;
      }
     }
    break;
    case '3':
     for (i=0;i<nn;i++)
     {
      if (strstr(shop_list[i].cc,s1))
      {
       b1[j]=i;
       j++;
      }
     }
    break;
    case '4':
     for (i=0;i<nn;i++)
     {
      if (strstr(shop_list[i].item,s1))
      {
       b1[j]=i;
       j++;
      }
     }
    break;
    default:
     for (i=0;i<nn;i++)
     {
      if (strstr(shop_list[i].name,s1))
      {
       b1[j]=i;
       j++;
      }
     }
    break;
   }
   switch (l)
   {
    case '2':
     indexmas(2,j);
     break;
    case '3':
     indexmas(3,j);
    break;
    case '4':
     indexmas(4,j);
    break;
    default:
     indexmas(1,j);
   }
   printf("\n\n ID |       NAME    |      ADRESS       | CRED.CARD |        ITEM   |\n");
   printf("----|---------------|-------------------|-----------|---------------|\n");
   for (i=0;i<j;i++)
    printf(" %2d |%14s | %17s | %9s | %13s |\n",b1[i],shop_list[b1[i]].name,shop_list[b1[i]].street,shop_list[b1[i]].cc,shop_list[b1[i]].item);
   write(l,1,s1,j,s,1);
  }
  printf("\nOtsortirovannyi spisok zapisan v %s",output_file);
  printf("\n\nVyberite operaciu:\n1-dobavit' zapis', 2-udalit' zapis', 3-na4at' zanovo, Esc-exit.");
  s=getch();
  switch(s)
  {
   case '1':
    nn++;
    printf("\nNAME:   ");
    scanf("%s",&shop_list[nn-1].name);
    printf("STREET: ");
    scanf("%s",&shop_list[nn-1].street);
    printf("CARD:   ");
    scanf("%s",&shop_list[nn-1].cc);
    printf("ITEM:   ");
    scanf("%s",&shop_list[nn-1].item);
    if (yn=='n' || yn=='N')
    {
     write(l,0,0,0,0,0);
    }
    else
    {
     write(l,1,s1,j,s,0);
    }
   break;
   case '2':
    printf("\nVvedite ID stroki dlya udaleniya: ");
    scanf("%d",&i);
    shop_list[i].name[0] = 0;
    shop_list[i].street[0] = 0;
    shop_list[i].cc[0] = 0;
    shop_list[i].item[0] = 0;
    nn--;
    for (i1=i;i1<nn;i1++)
    {
     for (i=0;i<20;i++)
     {
      shop_list[i1].name[i] = shop_list[i1+1].name[i];
      shop_list[i1].street[i] = shop_list[i1+1].street[i];
      shop_list[i1].item[i] = shop_list[i1+1].item[i];
     }
     for (i=0;i<10;i++)
      shop_list[i1].cc[i] = shop_list[i1+1].cc[i];
    }
   break;
   case '3':
    z=1;
   break;
   default:
    z=0;
   break;
  }
 } while (z);
 if (yn=='n' || yn=='N')
 {
  write(l,0,0,0,0,0);
 }
 else
 {
  write(l,1,s1,j,s,0);
 }
 delete[] s1;
 return 1;
}

Код: Выделить всё

Vova;Respubliki;123456;TV
Vasya;Main;654321;Stereo

Код: Выделить всё

    NAME      |      ADRESS       | CRED.CARD |     ITEM     |
--------------|-------------------|-----------|--------------|
        Vasya |              Main |    654321 |       Stereo |
         Vova |        Respubliki |    123456 |           TV |

Otsortirovano po imeni

Код: Выделить всё

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

#define input_file "input.txt"
#define output_file "output.txt"

#define N 300

int b[N],b1[N],nn=0;

struct shop
{
 char name[20];
 char street[20];
 char cc[10];
 char item[20];
} shop_list[N];

int read()
{
 int i,j,s=0;
 char *c=new char[500],*c1;
 FILE *rf=fopen(input_file,"r");
 if (rf==NULL)
 {
  printf("\nCant open the input file (%s)!",input_file);
  getche();
  exit(0);
 }
 while (!feof(rf))
 {
  fgets(c,500,rf);
  c1=strtok(c,";");
  for (i=0;i<strlen(c1);i++)
   shop_list[s].name[i]=c1[i];
  c1=strtok(NULL,";");
  for (i=0;i<strlen(c1);i++)
   shop_list[s].street[i]=c1[i];
  c1=strtok(NULL,";");
  for (i=0;i<strlen(c1);i++)
   shop_list[s].cc[i]=c1[i];
  c1=strtok(NULL,";");
  for (i=0;i<strlen(c1)-1;i++)
   shop_list[s].item[i]=c1[i];
  s++;
 }
 delete[] c;
 fclose(rf);
 return s;
}

int srav(char s1[],char s2[]) // Sravninaet stroki s1 & s2.
{                             // s1 > s2 => return 1;
 int i=0,n,r=-1;              // r=-1 => s1=s2
 n=strlen(s1);
 if (strlen(s2)<n)
  n=strlen(s2);
 if (s1[i] > s2[i])
  return 1;
 if (s1[i] < s2[i])
  return 0;
 while (i<=n)
 {
  i++;
  if (s1[i] == s2[i])
   continue;
  if (s1[i] > s2[i])
   return 1;
  if (s1[i] < s2[i])
   return 0;
 }
 return r;
}

void indexmas(int w,int j1)
{
 int i,a,j;
 if (!j1)
 {
  for (i=0;i<nn;i++)
   b[i]=i;
  for (i=0;i<nn;i++)
   for (j=nn-1;j>i;j--)
    switch (w)
    {
     case 1:
      if (srav(shop_list[b[j-1]].name,shop_list[b[j]].name) == 1)
      {
       a=b[j];
       b[j]=b[j-1];
       b[j-1]=a;
      }
     break;
     case 2:
      if (srav(shop_list[b[j-1]].street,shop_list[b[j]].street) == 1)
      {
       a=b[j];
       b[j]=b[j-1];
       b[j-1]=a;
      }
     break;
     case 3:
      if (srav(shop_list[b[j-1]].cc,shop_list[b[j]].cc) == 1)
      {
       a=b[j];
       b[j]=b[j-1];
       b[j-1]=a;
      }
     break;
     case 4:
      if (srav(shop_list[b[j-1]].item,shop_list[b[j]].item) == 1)
      {
       a=b[j];
       b[j]=b[j-1];
       b[j-1]=a;
      }
     break;
    }
 }
 else
 {
  for (i=0;i<j1;i++)
   for (j=j1-1;j>i;j--)
    switch (w)
    {
     case 1:
      if (srav(shop_list[b1[j-1]].name,shop_list[b1[j]].name) == 1)
      {
       a=b1[j];
       b1[j]=b1[j-1];
       b1[j-1]=a;
      }
     break;
     case 2:
      if (srav(shop_list[b1[j-1]].street,shop_list[b1[j]].street) == 1)
      {
       a=b1[j];
       b1[j]=b1[j-1];
       b1[j-1]=a;
      }
     break;
     case 3:
      if (srav(shop_list[b1[j-1]].cc,shop_list[b1[j]].cc) == 1)
      {
       a=b1[j];
       b1[j]=b1[j-1];
       b1[j-1]=a;
      }
     break;
     case 4:
      if (srav(shop_list[b1[j-1]].item,shop_list[b1[j]].item) == 1)
      {
       a=b1[j];
       b1[j]=b1[j-1];
       b1[j-1]=a;
      }
     break;
    }
 }
}

int write(char l,int search,char *s1,int j,char l1,int k)
{
 int s=0,i;
 FILE *wf;
 if (k)
 wf=fopen(output_file,"w+");
 else
 wf=fopen(input_file,"w+");
 if (wf==NULL)
 {
  printf("\nCant open the output file (%s)!",output_file);
  getche();
  exit(0);
 }
 if (k)
 {
 fputs("    NAME      |      ADRESS       | CRED.CARD |     ITEM     |\n",wf);
 fputs("--------------|-------------------|-----------|--------------|\n",wf);
 if (!search)
  for (i=0;i<nn;i++)
   fprintf(wf,"%13s | %17s | %9s | %12s |\n",shop_list[b[i]].name,shop_list[b[i]].street,shop_list[b[i]].cc,shop_list[b[i]].item);
 else
 {
  for (i=0;i<j;i++)
   fprintf(wf,"%13s | %17s | %9s | %12s |\n",shop_list[b1[i]].name,shop_list[b1[i]].street,shop_list[b1[i]].cc,shop_list[b1[i]].item);
  fputs("\n\nZadany parametry poiska:\n",wf);
 }
 if (search)
 switch(l1)
 {
  case '2':
    fprintf(wf,"Iskat' v \"STREET\" znachenie \"%s\"\n\n",s1);
  break;
  case '3':
    fprintf(wf,"Iskat' v \"CRED.CARD\" znachenie \"%s\"\n\n",s1);
  break;
  case '4':
    fprintf(wf,"Iskat' v \"ITEM\" znachenie \"%s\"\n\n",s1);
  break;
  default:
    fprintf(wf,"Iskat' v \"NAME\" znachenie \"%s\"\n\n",s1);
  break;
 }
 switch(l)
 {
  case '2':
   fputs("\nOtsortirovano po adresu",wf);
  break;
  case '3':
   fputs("\nOtsortirovano po nomeru cred.card",wf);
  break;
  case '4':
   fputs("\nOtsortirovano po pokupke",wf);
  break;
  default:
   fputs("\nOtsortirovano po imeni",wf);
  break;
 }
 }
 else
 {
  for (i=0;i<nn;i++)
   if (i!=nn-1)
    fprintf(wf,"%s;%s;%s;%s\n",shop_list[i].name,shop_list[i].street,shop_list[i].cc,shop_list[i].item);
   else
    fprintf(wf,"%s;%s;%s;%s",shop_list[i].name,shop_list[i].street,shop_list[i].cc,shop_list[i].item);
 }
 fclose (wf);
 return s;
}