#include <iostream>
#include <fstream>

int main () {
	long long count[256];
	int x = 0;
	while (x<256) {
		count[x] = 0;
		x = x + 1;
	}

	std::ifstream randomData;
	randomData.open("/dev/urandom", std::ios::in | std::ios::binary);
	char myRandomChar;
	unsigned char myUnsignedRandomChar;

	long long runThruCount = 0;
	while (runThruCount<10000000000) {
		randomData.read(&myRandomChar, 1);
		myUnsignedRandomChar = (unsigned char)(myRandomChar);
		count[myUnsignedRandomChar]++;
		runThruCount++;
	}

	int id = 0;
	std::cout << "0: " << count[0] << "\n";
	while (id<=254) {
		id++;
		std::cout << id << "\t" << count[id] << "\n";
	}
}