______________________________ Прога 1 ______________________________
#include<stdlib.h>
#include<stdio.h>
int main() {
 FILE * fp;
 char A[]="qwertyuiop", B[40];
 fp=fopen("C:\\work\\list.txt","w");
 if(fp!=NULL) {
  printf("\n successful opening \n");
 }
 else {

 printf("pomilka-1\n"); exit(1);
}
fputs(A,fp); fclose(fp);
fp=fopen("C:\\work\\list.txt","r");
if(fp!=NULL) {
  printf("\n successful opening \n");
 }
 else {

 printf("pomilka\n"); exit(2);}

 fgets(B,8,fp);
printf("\n ryadok %s\n",B);
fclose(fp);
system("pause");}


______________________________ Прога 2 ______________________________
#include <stdio.h>
#include <stdlib.h>
void main (){
int i;
float A[3]={0.7,1.3,4.4};
char B[3]={"E,N,G"};
int C[3]={2,3,4};
float F[3];
char G[3];
long *fp;
fp=fopen("C:\\123.txt", "wb");
if (  (fwrite(A, sizeof(float),  3, fp)) != 3)
{printf("Pomilka\n"); exit(1);}
if (  (fwrite(B, sizeof(char), 3, fp)) != 3)
{printf("Pomilka\n");  exit(2);}
if (  (fwrite(C, sizeof(int), 3, fp)) != 3)
{printf("Pomilka\n");  exit(3);}
fclose(fp);
fp=fopen("C:\\123.txt", "rb");
if (  (fread(&F, sizeof(float),  3, fp)) != 3)
{printf("Pomilka\m"); exit(4);}
if (  (fread(&G, sizeof(char),  3, fp)) != 3)
{printf("Pomilka\m"); exit(5);}
fclose(fp);
for (i=0;i<3;i++){printf("\n F[%i]=%f",i,F[i]);}
for (i=0;i<3;i++){printf("\n G[%i]=%d",i,G[i]);}
system("pause");}