public static double capture(String sentence, int pos) {
		double ans = 0;
		String current = "";
		char sufijo = ' ';
		for (int i = pos+2; i < sentence.length(); i++) 
			if(sentence.charAt(i)=='.' || Character.isDigit(sentence.charAt(i)))
				current += (sentence.charAt(i)+"");
			else{
				sufijo = sentence.charAt(i);
				break;
			}
		ans = Double.parseDouble(current);
		switch (sufijo) {
		case 'm':
			ans /=1000;
			break;
		case 'k':
			ans *=1000;
			break;
		case 'M':
			ans *=1000000;
			break;
		}
		return ans;
	}