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Hi All,

All testcases are passing (both from sample and uDebug), but I'm still getting WA. Please heeelp :(!!


#include <string>
#include <vector>
#include <iostream>
#include <sstream>
#include <cmath>

std::ostream& operator<<(std::ostream& out, std::vector<std::string> const& square)
{
for ...

Hi Guys,

I don't know why I'm getting a "Compile Error" from UVA, locally, it compiles just fine and passes all tests:
#include <vector>
#include <string>
#include <iostream>
#include <sstream>
#include <algorithm>
#include <stack>

using Train = std::vector<int>;

bool train_is_valid(Train const ...