Wordle comparison: Difference between revisions

=={{header|C}}==

{{trans|Wren}}

<lang c>#include <stdio.h>

#include <stdlib.h>

#include <string.h>

void wordle(const char *answer, const char *guess, int *result) {

int i, ix, n = strlen(guess);

char *ptr;

if (n != strlen(answer)) {

printf("The words must be of the same length.\n");

exit(1);

}

char answer2[n+1];

strcpy(answer2, answer);

for (i = 0; i < n; ++i) {

if (guess[i] == answer2[i]) {

answer2[i] = '\v';

result[i] = 2;

}

}

for (i = 0; i < n; ++i) {

if ((ptr = strchr(answer2, guess[i])) != NULL) {

ix = ptr - answer2;

answer2[ix] = '\v';

result[i] = 1;

}

}

}

int main() {

int i, j;

const char *answer, *guess;

int res[5];

const char *res2[5];

const char *colors[3] = {"grey", "yellow", "green"};

const char *pairs[5][2] = {

{"ALLOW", "LOLLY"},

{"BULLY", "LOLLY"},

{"ROBIN", "ALERT"},

{"ROBIN", "SONIC"},

{"ROBIN", "ROBIN"}

};

for (i = 0; i < 5; ++i) {

answer = pairs[i][0];

guess = pairs[i][1];

for (j = 0; j < 5; ++j) res[j] = 0;

wordle(answer, guess, res);

for (j = 0; j < 5; ++j) res2[j] = colors[res[j]];

printf("%s v %s => { ", answer, guess);

for (j = 0; j < 5; ++j) printf("%d ", res[j]);

printf("} => { ");

for (j = 0; j < 5; ++j) printf("%s ", res2[j]);

printf("}\n");

}

return 0;

}</lang>

{{out}}

<pre>

ALLOW v LOLLY => { 1 1 2 0 0 } => { yellow yellow green grey grey }

BULLY v LOLLY => { 0 0 2 2 2 } => { grey grey green green green }

ROBIN v ALERT => { 0 0 0 1 0 } => { grey grey grey yellow grey }

ROBIN v SONIC => { 0 2 1 2 0 } => { grey green yellow green grey }

ROBIN v ROBIN => { 2 2 2 2 2 } => { green green green green green }

</pre>