C++ Program to convert first letter of each word of a string to uppercase and other to lowercase

#include<iostream.h>
#include<conio.h>
#include<stdio.h>
#include<ctype.h>
void main() {
	clrscr();
	int i;
	char a[30];
	cout<<“Enter a string:”;
	gets(a);
	for (i=0;a[i]!=’’;++i) {
		if(i==0) {
			if(islower(a[i]))
			a[i]=toupper(a[i]);
		} else {
			if(a[i]!=’ ‘) {
				if(isupper(a[i]))
				a[i]=tolower(a[i]);
			} else {
				i++;
				if(islower(a[i]))
				a[i]=toupper(a[i]);
			}
		}
	}
	cout<<“nnNew string is: “<<a;
	getch();
}