C / C++ / MFC

warpbro wrote:

Any help with this would be appreciated.

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
  // Declaring the varibles within structure     
      int choice,isbn,title,author;
    
      typedef struct  
    {
           char author [15];
           char title [30];
           char  isbn [15];
           
    }
// Naming the structure
    library;  
// Declaring Binary File   
    FILE *lbooks;
// Do While Loop (will return to main screen after input)
while (choice != 5)
{
library books;

// Main Screen Choices
printf ("\n\n\t\t\t\tForth Valley Training\n\n\n");
printf ("\t\t1.   Add a new book.\n\n");
printf ("\t\t2.   Search for book by ISBN\n\n");
printf ("\t\t3.   Search for book by Title\n\n");
printf ("\t\t4.   Display Details of Books Held\n\n");
printf ("\t\t5.   Exit\n\n\n");
printf ("\t\tPlease enter your choice..");
scanf ("%i", &choice);    
// Switch statement to carry out users choice from the menu 
switch (choice) {
       case 1 : system("cls");
       
// Open binary file for amending       
       lbooks = fopen("BookFile.bin","ab");
// Prompts for and reads in new book details       
printf ("Please enter ISBN..\n");
scanf ("%s", &books.isbn);
printf ("Please enter Author..\n");
scanf ("%s", &books.author);
printf ("Please enter Title..\n");
scanf ("%s", &books.title);
fwrite(&books,sizeof(books),1,lbooks);
fclose(lbooks);
       break; 
       case 2 : system("cls");
// Declare integer for isbn search number        
      int  srch1 [15],loop;

loop == '0';      
printf ("Please enter ISBN number..");
scanf ("%s", &srch1);
// Using FOR LOOP against each record entry; IF TRUE THEN display record books 
// Fseek will loop eigth times for a maximum entry of eigth books
for(loop = 0;loop <=8;loop++)  
{ 
lbooks =fopen("BookFile.bin","r+");   
fseek(lbooks,sizeof(books)*loop,SEEK_SET);    
fread(&books,sizeof(books),1,lbooks); 
if (srch1 == library.isbn)
printf ("\n%10i %10s %20s\n\n", books.isbn,books.author,books.title);
fclose(books);     
} 
       system("PAUSE");	
       break;       
       case 3 : system("cls");
  int result;
  char srch2[25];
loop == '0';
printf ("Please enter book Title..");
scanf ("%s", &srch2);
for(loop = 0;loop <=8;loop++)  
{   
books =fopen("BookFile.bin","r+");   
fseek(books,sizeof(books)*loop,SEEK_SET);    
fread(&books,sizeof(books),1,books); 
result = (strcmp(srch2, books.title));
if (result == 0)
{
printf ("\n%15s %15s %12i\n\n", books.title,books.author,books.isbn);
fclose(books);
}    }
system("pause");
     break;
     case 4 : system("cls"); 
              books = fopen("BookFile.bin","rb");
         while (!feof(books))
{  
       fread(&books, sizeof(books),1,books);
  if (!feof(books))
       printf (" %10i %10s %20s\n", 
            books.isbn,books.author,books.title);
}
  fclose(books
  );
       system("PAUSE"); 
       break;

       }      
       fclose(books);
       system("cls");
       }
       


  system("PAUSE");	
  return 0;
}

durban2 wrote:

font.CreateFont(640, // 320 - same

CFont font;
VERIFY(font.CreateFont(
   12,                        // nHeight
   0,                         // nWidth
   0,                         // nEscapement
   0,                         // nOrientation
   FW_NORMAL,                 // nWeight
   FALSE,                     // bItalic
   FALSE,                     // bUnderline
   0,                         // cStrikeOut
   ANSI_CHARSET,              // nCharSet
   OUT_DEFAULT_PRECIS,        // nOutPrecision
   CLIP_DEFAULT_PRECIS,       // nClipPrecision
   DEFAULT_QUALITY,           // nQuality
   DEFAULT_PITCH | FF_SWISS,  // nPitchAndFamily
   _T("Arial")));                 // lpszFacename

GetDlgItem(IDC_STATIC_TITLE)->SetFont(&font); 

CString CMainDlg2::my_func1(void)
{
   CString s;
   s = "test";
   return s;
}

mekonnenn wrote:

It is too urgent please?

#include<stdio.h>

#define NUM 8 //定义数组的大小

int a[NUM+1];

int main()

{

int i,k,flag,not_finish=1,count=0;

i=1;

a[1]=1;

printf("The possible configuration of 8 queens are:\n");

while(not_finish)

{

while(not_finish&&i<=NUM)

{

for(flag=1,k=1;flag&&k<i;k++)

if(a[k]==a[i])flag=0;

for(k=1;flag&&k<i;k++)

if((a[i]==a[k]-(k-i))||(a[i]==a[k]+(k-i))) flag=0;

if(!flag)

 {

if(a[i]==a[i-1])

{

i--;

if(i>1&&a[i]==NUM)

a[i]=1;

else if(i==1&&a[i]==NUM)

not_finish=0;

 else a[i]++;

}

else if(a[i]==NUM) a[i]=1;

else a[i]++;

}

else if(++i<=NUM)

if(a[i-1]==NUM) a[i]=1;

else a[i]=a[i-1]+1;

 }

if(not_finish)

{

++count;

printf((count-1)%3?" [%2d]: ":" \n[%2d]: ",count);

for(k=1;k<=NUM;k++)

printf(" %d",a[k]);

if(a[NUM-1]<NUM) a[NUM-1]++;

else a[NUM-1]=1;

i=NUM-1;

}

}

}