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fprintf (). :

...

#include <stdio.h>

#include <io.h>

...

struct TZap{

char FIO[30];

double s_b;

} Zap;

int size = sizeof(TZap);

FILE *Fz, *Ft;

char File_Zap[] = "zapisi.dat";

char File_Rez[] = "rezult.txt";

void Out(TZap);

 

void main()

{

int kod, D_f, i=0, j, kol;

long len;

TZap st, *mas_Z;

Ft = fopen(File_Rez, "w");

while(true) {

puts("\n Create 1\n Add 2\n View 3\n Sort 4\n EXIT 0");

scanf("%d", &kod);

switch(kod) {

case 1:

if ((Fz=fopen(File_Zap,"wb"))==NULL) {

puts("\n Create ERROR!");

return;

}

fclose(Fz);

printf("\n Create New File %s!\n",File_Zap);

break;

case 2:

Fz = fopen(File_Zap,"ab");

printf("\n F.I.O. ");

fflush(stdin);

gets(Zap.FIO);

printf(" Ball ");

scanf("%lf", &Zap.s_b);

fwrite(&Zap, size, 1, Fz);

fclose(Fz);

break;

case 3:

if ((Fz=fopen(File_Zap,"rb"))==NULL) {

puts("\n Open ERROR!");

return;

}

//

printf("\n\t--------- Informations ---------");

// Ft

fprintf(Ft,"\n\t--------- Informations ---------");

while(1) {

if(!fread(&Zap,size,1,Fz)) break;

Out(Zap);

}

fclose(Fz);

break;

case 4:

Fz = fopen(File_Zap,"rb");

D_f = fileno(Fz);

len = filelength(D_f);

kol = len/size;

mas_Z = new TZap[kol];

//

for (i=0; i < kol; i++)

fread((mas_Z+i), size, 1, Fz);

fclose(Fz);

printf("\n\t----- S O R T -----\n");

fprintf(Ft,"\n\t----- S O R T -----\n");

for (i=0; i < kol-1; i++)

for (j=i+1; j < kol; j++)

if (mas_Z[i].s_b > mas_Z[j].s_b) {

st = mas_Z[i];

mas_Z[i] = mas_Z[j];

mas_Z[j] = st;

}

for (i=0; i<kol; i++)

Out(mas_Z[i]);

delete []mas_Z;

break;

case 0:

fclose(Ft);

return;

}

}

}

//----------------- --------------------

void Out(TZap z)

{

printf("\n %20s, %6.3lf.", z.FIO,z.s_b);

fprintf(Ft, "\n %20s, %6.3lf.", z.FIO, z.s_b);

}

 

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