Input 10 integers from keyboard to one-dimensional array str[ 10] and write these 10 numbers into file.dat, and then read these data from the file.

# include & ltstdio.h & gt

# include & ltstdlib.h & gt

int main()

{

int str[ 10]；

int I；

FILE * fp = NULL

Printf ("Please enter the number 10 \ n");

for(I = 0； I< 10; ++i)

{

scanf("%d "，& ampstr[I])；

}

fp=fopen("file.dat "，" w+b ")；

If (! fp)

{

Printf ("File open error! \ n ")；

Exit (1);

}

for(I = 0； I< 10; ++i)

fprintf(fp，" %d%c "，str[i]，' \ n ')；

int num

fseek(fp，0，SEEK _ SET)；

for(I = 0； I< 10; ++i)

{fscanf(fp，" %d "，& ampnum)；

printf("%d\n "，num)；

}

fclose(FP)；

Returns 0;

}