#include <iostream.h>
#include <stdio.h>
#include <conio.h>
#include <ctype.h>

void main()
{
	int i=0;
	char name[30];
   cout << "Digite uma palavra ";
   gets(name);
   while(name[i]!='\0')
   {
   	name[i]=tolower(name[i]);
      i++;
   }
   cout << name;
   getch();
}