public class prog {
	public static void main(final String[] args){
		java.util.Scanner in = new java.util.Scanner(System.in);
		String line = "";
		line = in.nextLine();
		System.out.println(20);
		
		while(line != ""){
		int size = 0;
		int totalSize = 0;
		String[] word = line.split(" ");
		
		int index;
		if (word[0].equals("unsigned")){
			index = 1;
		}
		else index = 0;
		
		if (word[index].equals("char")){
			size = 1;
		}
		else if (word[index].equals("short")){
			size = 2;
		}
		else if (word[index].equals("int")){
			size = 4;
		}
		
		String[] variable = word[index + 1].split(",");
		for (int i = 0; i < variable.length; i++){
			if (variable[i].indexOf("[") != -1){
				String number = "";
				int multiplyIng = 1;
				int j = 0;
				while (j < variable[i].length()){
					if (variable[i].charAt(j) == '['){
						j++;
						while (Character.isDigit(variable[i].charAt(j))){
							number += "" + variable[i].charAt(j);
							j++; 
						}
						multiplyIng *= Integer.parseInt(number);
						number = "";
					}
					j++;
				}
				totalSize += multiplyIng * size;
			}
			else{
				totalSize += size;
			}
		}
		
		System.out.println(totalSize);
		line = "";
		line = in.nextLine();
		}
		
		in.close();
	}
}