USACO Bronze 2016 December - Block Game

C++

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#include <fstream>
#include <iostream>
#include <string>
#include <vector>

using std::cout;
using std::endl;
using std::string;
using std::vector;

Java

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import java.io.*;
import java.util.*;

public class Blocks {
	public static void main(String[] args) throws IOException {
		Kattio io = new Kattio("blocks");
		int n = io.nextInt();
		String[][] words = new String[n][];
		for (int i = 0; i < n; i++) {
			words[i] = new String[] {io.next(), io.next()};

Python

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from typing import List


def count_freq(s: str) -> List[int]:
	"""
	:return: An array of length 26, containing the frequency
	of each character in the given string.
	"""
	freq = [0] * 26
	for c in s: