//Program to demonstrate some for loops
import java.util.Scanner;
class SpaceCount
{
	public static void main(String [] args)
	{
		Scanner input = new Scanner(System.in);
		


		/* This part counts the number of spaces in a piece of text.
		 * We move through the string, reading one character at a time.
		 * If the character we just read in happens to be a space, we increment a counter.
		 * The method getChar(index), of the String class returns the character at the given index.
		 * The method length(), of the String class, returns the length of the String. 
		 * If the length of a string is 'k', then the string has characters from index 0 to k-1
	 	 */
		System.out.println("Enter your text: ");
		String junk=input.nextLine();//consume the preceding newline
		String text = input.nextLine();
		int count=0; //counter.
		int length= text.length();// This Java method gets the length of the string
		/*strings are 0 indexed*/
		for(int pos=0;pos<length;pos++)
		{
			//grab each letter and check if it is a space
			char letter = text.charAt(pos);
 			if(letter == ' ')
				count++;
		}
		System.out.println("The space count is "+count);
		
	}
}