Wordle comparison: Difference between revisions
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ROBIN v ROBIN => { 2 2 2 2 2 } => { green green green green green }
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=={{header|C++}}==
<syntaxhighlight lang="c++">
#include <cstdint>
#include <iostream>
#include <stdexcept>
#include <string>
#include <vector>
enum Colour { GREEN, GREY, YELLOW };
const char NIL = '\0';
struct Two_Words {
std::string answer;
std::string guess;
};
std::string to_string(const Colour& colour) {
std::string result;
switch ( colour ) {
case Colour::GREEN : result = "Green"; break;
case Colour::GREY : result = "Grey"; break;
case Colour::YELLOW : result = "Yellow"; break;
}
return result;
}
std::vector<Colour> wordle(const std::string& answer, const std::string& guess) {
const uint32_t guess_length = guess.length();
if ( answer.length() != guess_length ) {
throw std::invalid_argument("The two words must have the same length.");
}
std::string answerCopy = answer;
std::vector<Colour> result(guess_length, Colour::GREY);
for ( uint32_t i = 0; i < guess_length; ++i ) {
if ( answer[i] == guess[i] ) {
answerCopy[i] = NIL;
result[i] = Colour::GREEN;
}
}
for ( uint32_t i = 0; i < guess_length; ++i ) {
std::string::size_type index = answerCopy.find(guess[i]);
if ( index != std::string::npos ) {
answerCopy[index] = NIL;
result[i] = Colour::YELLOW;
}
}
return result;
}
int main() {
const std::vector<Two_Words> pairs = { Two_Words("ALLOW", "LOLLY"), Two_Words("ROBIN", "SONIC"),
Two_Words("CHANT", "LATTE"), Two_Words("We're", "She's"), Two_Words("NOMAD", "MAMMA") };
for ( const Two_Words& pair : pairs ) {
std::vector<Colour> colours = wordle(pair.answer, pair.guess);
std::cout << pair.answer << " v " << pair.guess << " -> [";
for ( uint32_t i = 0; i < pair.answer.length() - 1; ++i ) {
std::cout << to_string(colours[i]) << ", ";
}
std::cout << to_string(colours.back()) << "]" << std::endl;
}
}
</syntaxhighlight>
{{ out }}
<pre>
ALLOW v LOLLY -> [Yellow, Yellow, Green, Grey, Grey]
ROBIN v SONIC -> [Grey, Green, Yellow, Green, Grey]
CHANT v LATTE -> [Grey, Yellow, Yellow, Grey, Grey]
We're v She's -> [Grey, Grey, Yellow, Yellow, Grey]
NOMAD v MAMMA -> [Grey, Yellow, Green, Grey, Grey]
</pre
=={{header|Delphi}}==
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