import java.util.*;
 
public class HowEasy {
	public int pointVal(String problemStatement) {
		StringTokenizer st = new StringTokenizer(problemStatement, " ");
		int totalChars = 0, numTokens = 0;
		while(st.hasMoreTokens()) {
			String t = st.nextToken();
			if (t.matches("[A-Za-z]+\\.?"))
			{
				totalChars += t.endsWith(".") ? t.length() - 1 : t.length();
				numTokens++;
			}
		}
 
		int average = numTokens != 0 ? totalChars / numTokens : 0;
		return (average <= 3) ? 250 : (average == 4  || average == 5) ? 500 : 1000;
	}
}