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added search of 4-color sequences

This commit is contained in:
leca 2024-12-21 19:34:27 +03:00
parent ff80b3a438
commit 819da8d94a
1 changed files with 46 additions and 1 deletions
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47
main.c
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@ -1,14 +1,21 @@
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <time.h>
#define YELLOW "\033[1;33m#"
#define RED "\033[1;31m#"
#define YELLOW "\033[1;33m#"
#define BLUE "\033[1;34m#"
#define GREEN "\033[1;32m#"
#define RESET "\033[0m"
#define RED_FLAG 8
#define YELLOW_FLAG 4
#define BLUE_FLAG 2
#define GREEN_FLAG 1
static char* lightbulbs[] = {RED, YELLOW, BLUE, GREEN};
static int flags[] = {RED_FLAG, YELLOW_FLAG, BLUE_FLAG, GREEN_FLAG};
typedef struct Garland {
char* lightbulbs;
@ -17,10 +24,13 @@ typedef struct Garland {
Garland generate_garland(unsigned int length);
void print_garland(Garland* g);
int* find_four_different_colors_sequences_in_garland(Garland* g);
int main () {
srand(time(0));
Garland g = generate_garland(100);
print_garland(&g);
find_four_different_colors_sequences_in_garland(&g);
}
Garland generate_garland(unsigned int length) {
@ -40,3 +50,38 @@ void print_garland(Garland* g) {
printf(RESET);
printf("\n");
}
int* find_four_different_colors_sequences_in_garland(Garland* g) {
// [0000rybg]
int amount_of_answers = 0;
int *answers = malloc(sizeof(int) * amount_of_answers);
char flag = 0x0;
for (unsigned int i = 0; i < g->length; i ++) {
flag = flag ^ flags[g->lightbulbs[i]];
if (!(flag & flags[g->lightbulbs[i]])) {
flag = 0x0;
i --;
continue;
}
if ((flag ^ 0xf) == 0) {
amount_of_answers += 1;
answers = realloc(answers, amount_of_answers * sizeof(int));
answers[amount_of_answers-1] = i - 3;
flag = 0x0;
}
}
printf("%i\n", amount_of_answers);
for (int i = 0; i < amount_of_answers; i ++) {
printf("place %i: %i (", i, answers[i]);
for (int j = answers[i]; j < answers[i] + 4; j ++) {
printf("%s", lightbulbs[g->lightbulbs[j]]);
}
printf(RESET);
printf(")\n");
}
return answers;
}