c program for select the char which u want

Question

C Program for SELECT THE CHAR WHICH U WANT

#include stdio.h>

#include conio.h>

void main()

{

 

          void substr(char[], int *, int *);

          int a,b;

          char ch[20];

          clrscr();

          printf("ENTER THE STRING:  ");

          gets(ch);

          printf("\nENTER THE POSITION: ");

          scanf("%d",&a);

          printf("\nEnter The Length: ");

          scanf("%d",&b);

          substr(ch,&a,&b);

          getch();

}

void substr(char ch[20],int *s, int *t)

{

          int i;

          for(i=*s;i<(*t+*s);i++)

                   putchar(ch[i]);

}

 

OUTPUT :

ENTER THE STRING : KAMLESH

ENTER THE POSITION: 2

ENTER THE LENGTH: 3

MLE