Выдает ошибку - C (СИ) (147993)

#include <stdio.h> 
#include <io.h> 
#include <conio.h> 
#include <iostream> 
struct TZap { 
char FIO[30]; 
 
double s_b, mat, xum, inf, fiz, gr, god; 
} Zap; 
int size = sizeof(TZap); 
FILE *Fz, *Ft; 
char File_Zap[] = "zapisi.dat"; 
char File_Rez[] = "rezult.txt"; 
void Out(TZap); 
 
void main() 
{                                                  ' здесь ошибка
int kod, D_f, i = 0, j, kol; 
 
double s_b, mat, xum, inf, fiz, gr, god; 
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(" God rozdeniya - "); 
fflush(stdin); 
scanf("%lf", &Zap.god); 
printf(" Nomer gruppi - "); 
scanf("%lf", &Zap.gr); 
printf(" Fizika - "); 
scanf("%lf", &Zap.fiz); 
printf(" Matematika - "); 
scanf("%lf", &Zap.mat); 
printf(" Informatika - "); 
scanf("%lf", &Zap.inf); 
printf(" Xumuya - "); 
scanf("%lf", &Zap.xum); 
 
Zap.s_b = (Zap.fiz + Zap.mat + Zap.inf + Zap.xum) / 4; 
 
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 —-------------------\n"); 
printf("\n\t FIO , god ,nomer gr, fiz , mat , inf , xum ,sredball\n"); 
// 
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++) 
if ((mas_Z[i].FIO[0] == 'A') && ((mas_Z[i].mat == 8) || (mas_Z[i].mat == 9))) 
{ 
} 
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 , %6.0lf , %6.0lf , %6.3lf , %6.3lf , %6.3lf , %6.3lf , %6.3lf", 
z.FIO, z.god, z.gr, z.fiz, z.mat, z.inf, z.xum, z.s_b); 
fprintf(Ft, "\n %20s , %6.0lf , %6.0lf , %6.3lf , %6.3lf , %6.3lf , %6.3lf , %6.3lf", 
z.FIO, z.god, z.gr, z.fiz, z.mat, z.inf, z.xum, z.s_b); 
}