Vuodet

input/code.cpp: In function 'int main(int, char**)':
input/code.cpp:23:13: warning: unused variable 'k' [-Wunused-variable]
   23 |         int k;
      |             ^

#include <iostream>
#include <string>
#include <cassert>
#include <vector>

bool has_digits(std::string year, const std::string leetyear)
{
	int i = 0;
	for (const char c : leetyear)
		if (year[i] == c)
			i++;

	return i == 4;
}

int main(int argc, char **argv)
{
	if (argc != 3)
		return 1;

	int a = atoi(argv[1]);
	int b = atoi(argv[2]);
	int k;

	assert(has_digits("2025", "2707425"));

	std::vector<int> leetvuodet;

	for (int i = a; i < b; ++i)
	{
		if (has_digits(std::to_string(i), std::to_string(i * 1337)))
			leetvuodet.push_back(i);
	}

	std::cout << leetvuodet.size() << std::endl;
	for (int v : leetvuodet)
	{
		std::cout << v << std::endl;
	}
}

Test 1

Verdict: RUNTIME ERROR

Test 2

Verdict: RUNTIME ERROR

Test 3

Verdict: RUNTIME ERROR