private static void read(int[] symbols, FileReader reader) throws IOException {
		int c;
		while ((c = reader.read()) != -1) {
			if (c - 'a' < 26 && c - 'a' >= 0) {
				symbols[c - 'a']++;
			} else {
				if (c - 'A' < 26 && c - 'A' >= 0) {
					symbols[c - 'A']++;
				}
			}
		}
	}