include <stdlib.h>
include <string.h>
include <stdio.h>

void func1(char *src)
{
char dst[(strlen(src) + 1) * sizeof(char)];
strncpy(dst, src, strlen(src) + sizeof(char));
dst[strlen(dst)] = 0;
}

void func2(int fd)
{
char *buf;
size_t len;
read(fd, &len, sizeof(len));

if (len > 1024)
return;
buf = malloc(len+1); 
read(fd, buf, len); 
buf[len] = '\0';
}

void func3()
{	
char buffer[1024];
printf("Please enter your user id :");
fgets(buffer, 1024, stdin);
if (!isalpha(buffer[0]))
        {   
char errormsg[1044]; 
strncpy(errormsg, buffer,1024);   
strcat(errormsg, " is not  a valid ID");
        }
}

void func4(char *foo)
{
char *buffer = (char *)malloc(10 * sizeof(char));
strcpy(buffer, foo);
}



main()
{
    int y=10;
    int a[10];

func4("fooooooooooooooooooooooooooooooooooooooooooooooooooo");

{try{func3();}
catch(char *message)
{	fprintf(stderr, message);}
;
fprintf(aFile, "%s", "hello world")

    while (y>=0) 
    {   a[y]=y;
        y=y-1;

    }
    return 0;

}