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[CPP]#include<stdio.h>
#include<conio.h>
#include<string.h>

struct sport{char name[10];int number;int kol;}sp;
void input(FILE *);
void print(FILE *);
void app(FILE *);
void find(FILE *);
main()
 { char c;
 FILE *tf;
 while (1)
 {
 puts("1-novuy fail");
 puts("2-prosmotr faila");
 puts("3-dobavlenie v fail");
 puts("4-poisk i izmenenie");
 puts("0-vyhod");
 c=getch();
 switch(c)
 {case '1':input(tf); break;
  case '2':input(tf);break;
  case '3':input(tf);break;
  case '4':input(tf);break;
  case '0':input(tf);break;
  default : puts("nevernuy regim");
  }
  }
  }
  void input(FILE *tf)
   {char ch;
   tf=fopen("FILE1.dat","wb");
   printf("\n vvedite informaciu o sportcmene \n");
   do
   { printf("\n familiya: "); scanf("%s",sp.name);
   printf(" nomer: "); scanf("%d",&sp.number);
   printf(" kolichestvo ochkov: "); scanf("%d",&sp.kol);
   fwrite(&sp,sizeof(sp),1,tf);
   printf("\n Zakonchity ? y/n");
   ch=getch();
   }
   while (ch != 'y');
   fclose(tf);
   }
   void print(FILE*tf)
   { int i; 
   tf=fopen("file.dat","rb");
   i=1;
   fread(&sp,sizeof(sp),1,tf);
   while(!feof(tf))
   {printf("\n %3d familiya %10s number %6d kolichestvo ochkov %4d ",i,sp.name,sp.number,sp.kol);
   fread(&sp,sizeof(sp),1,tf);
   i++;
   }
   getch();
   }
   void app(FILE *tf)
   {char ch;
   tf=fopen("file1.dat","ab");
   printf("\n vvedite informaciu o sportcmene \n");
   do
   { printf("\n familiya: "); scanf("%s",sp.name);
   printf(" nomer: "); scanf("%d",&sp.number);
   printf(" kolichestvo ochkov: "); scanf("%d",&sp.kol);
   fwrite(&sp,sizeof(sp),1,tf);
   printf("\n Zakonchity ? y/n");
   ch=getch();
   }
   while (ch != 'y');
   fclose(tf);
   }
   void FIND(FILE*tf)
   {char c, sport[10];
   long int i;
   tf=fopen("file1.dat","rb+");
   puts(" Familiya sportcmena: ");
   gets(sport);
   fread(&sp,sizeof(sp),1,tf);
   while (!feof(tf))
   {if (strcmp(sp.name,sport)==0)
   {printf(" familya %10s number %6.2d kolichestvo ochkov %d",sp.name,sp.number,sp.kol);
   printf("/n Izmenity ? y/n");
   c=getch();
   if (c=='y')
   {printf("\n kolichestvo: "); scanf("%d",&sp.kol);
   printf("\n number: "); scanf("%d",&sp.number);
   i=sizeof(sp);
   fseek(tf,-i,1);
   fwrite(&sp,sizeof(sp),1,tf);
   }
   }
   fread(&sp,sizeof(sp),1,tf);
   }
   fclose(tf);
   }
   [/CPP]

[CPP]#include <stdio.h>
#include <conio.h>
#include <string.h>

struct sport
{
 char name[10];
 int number;
 int kol;
 } sp;

void input(FILE *);
void print(FILE *);
void app(FILE *);
void find(FILE *);

main()
 {
 char c;
 FILE *tf;
 while (1)
 {
 puts("\n 1-novuy fail");
 puts(" 2-prosmotr faila");
 puts(" 3-dobavlenie v fail");
 puts(" 4-poisk i izmenenie");
 puts(" 0-vyhod");
 c=getch();
 switch(c)
  {
  case '1':input(tf); break;
  case '2':print(tf);break;
  case '3':app(tf);break;
  case '4':find(tf);break;
  case '0':return 0;
  default : puts("nevernuy regim");
  }
 }
}

//----------
void input(FILE *tf)
{
   char ch;
   tf=fopen("file.dat","wb");
   printf("\n vvedite informaciu o sportcmene \n");
   do
   {
   printf("\n familiya: "); scanf("%s",sp.name);
   printf(" nomer: "); scanf("%d",&sp.number);
   printf(" kolichestvo ochkov: "); scanf("%d",&sp.kol);
   fwrite(&sp,sizeof(struct sport),1,tf);
   printf("\n Zakonchity ? y/n");
   ch=getch();
   }
   while (ch != 'y');
   fclose(tf);
}

void print(FILE *tf)
{
  int i;
   tf=fopen("file.dat","rb");
   i=1;
   fread(&sp,sizeof(struct sport),1,tf);

   while(!feof(tf))
   {
    printf("\n %3d familiya %10s number %6d kolichestvo ochkov %4d ",i,sp.name,sp.number,sp.kol);
    fread(&sp,sizeof(struct sport),1,tf);
    i++;
   }
getch();
}


void app(FILE *tf)
{
char ch;
tf=fopen("file.dat","ab");
printf("\n vvedite informaciu o sportcmene \n");
   do
   {
   printf("\n familiya: "); scanf("%s",sp.name);
   printf(" nomer: "); scanf("%d",&sp.number);
   printf(" kolichestvo ochkov: "); scanf("%d",&sp.kol);
   fwrite(&sp,sizeof(sp),1,tf);
   printf("\n Zakonchity ? y/n");
   ch=getch();
   }   while (ch != 'y');
fclose(tf);
}


void find(FILE*tf)
{
char c, sport[10];
long int i;
tf=fopen("file.dat","r+b");
puts(" Familiya sportcmena: ");
gets(sport);
fread(&sp,sizeof(sp),1,tf);
 while (!feof(tf))
  {
   if (strcmp(sp.name,sport)==0)
    {
    printf(" familya %10s number %6.2d kolichestvo ochkov %d",sp.name,sp.number,sp.kol);
    printf("/n Izmenity ? y/n");
    c=getch();
    if (c=='y')
     {
      printf("\n kolichestvo: ");
      scanf("%d",&sp.kol);
      printf("\n number: ");
      scanf("%d",&sp.number);
      i=sizeof(sp);
      fseek(tf,-i,1);
      fwrite(&sp,sizeof(sp),1,tf);
     }
    }
  fread(&sp,sizeof(sp),1,tf);
  }
fclose(tf);

}[/CPP]