View Code of Problem 77

#include<stdio.h>
int main()
{	
int i;
	 char a[4];
	 gets(a);
	 for(i=0;i<4;i++)
	 {
	 	if(i!=3)
 		printf("%c ",a[i]);
 		else
 		printf("%c",a[i]);
 	}
	 



	 
	 return 0;	
}