Store Odd & Even nos to a File

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 //PROGRAM TO STORE ODD & EVEN NOS FROM A FILE DATA  
 //Downloaded from www.c4cprog.co.nr  
 #include<stdio.h>  
 void main()  
 {  
 int c=0;  
 FILE *f,*f1,*f2;  
 f=fopen("DATA","w");  
 clrscr();  
 printf("\nEnter Nos : \n");  
 while(scanf("%d",&c)!=EOF)  
 putw(c,f);  
 fclose(f);  
 f=fopen("DATA","r");  
 f1=fopen("EVEN","w");  
 f2=fopen("ODD","w");  
 while((c=getw(f))!=EOF)  
 {  
 if(c%2==0)  
 putw(c,f1);  
 else  
 putw(c,f2);  
 }  
 fclose(f);  
 fclose(f1);  
 fclose(f2);  
 f1=fopen("EVEN","r");  
 f2=fopen("ODD","r");  
 printf("\n\nEVEN NOS : \n");  
 while((c=getw(f1))!=EOF)  
 printf("\n%d",c);  
 printf("\n\nODD NOS : \n");  
 while((c=getw(f2))!=EOF)  
 printf("\n%d",c);  
 getch();  
 }  
 /*  
 OUTPUT  
 Enter Nos :  
 2  
 4  
 8  
 7  
 6  
 5  
 ^Z  
 EVEN NOS :  
 2  
 4  
 8  
 6  
 ODD NOS :  
 7  
 5  
 */