8a7aac7c23
- Renamed all folders from format NEx (e.g., 1Ex, 2Ex...) to 0NEx (01Ex, 02Ex, etc.) - Updated subdirectories and files accordingly - Removed old main Makefile and tasks (a01.c–a09.c, solve.c, io_status.h), likely obsolete - Cleaned up deprecated task binaries and configs
96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
#include "solve.h"
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io_status t7_process_s(const char* s, char* s1, char* s2, const size_t len_s)
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{
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int i, j;
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for (i = 0, j = 0; i < (int)len_s; ++i)
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{
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if (s[i] == '\\')
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{
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if (i + 1 == (int)len_s) return ERROR_PATTERN;
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else
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{
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s1[j] = '0';
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s2[j++] = s[++i];
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}
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}
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else if ((s[i] == '?') && (j != 0))
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{
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s1[j - 1] = '1';
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}
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else
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{
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s1[j] = '0';
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s2[j++] = s[i];
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}
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}
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s2[j] = '\0';
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return SUCCESS;
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}
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io_status t7_process_file(const char* f_in, const char* f_out, const char* s1, const char* s2, int* r)
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{
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FILE* fp = fopen(f_in, "r");
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if (!fp) return ERROR_OPEN;
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else
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{
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char buf[LEN] = {0};
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size_t len_s = strlen(s2);
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FILE* fw = fopen(f_out, "w");
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int i;
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if (!fw)
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{
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fclose(fp);
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return ERROR_OPEN;
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}
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for (i = 0; fgets(buf, sizeof(buf), fp);)
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{
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size_t len_buf = strlen(buf);
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bool is_approach;
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if (len_buf > 0 && buf[len_buf - 1] == '\n') buf[--len_buf] = '\0';
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is_approach = t7_start(buf, s1, s2, len_s, len_buf);
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if (is_approach)
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{
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i++;
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fprintf(fw, "%s\n", buf);
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}
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}
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*r = i;
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fclose(fw);
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}
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fclose(fp);
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return SUCCESS;
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}
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bool t7_start(const char* buf, const char* s1, const char* s2, const size_t len_s, const size_t len_buf)
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{
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bool is_approach = false;
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size_t char_s = sizeof(char);
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if (len_s == 0)
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{
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if (len_buf == 0) return true;
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return false;
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}
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if (s1[0] == '1')
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{
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is_approach = t7_start(buf, s1 + char_s, s2 + char_s, len_s - 1, len_buf);
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if (is_approach) return true;
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}
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if (len_buf != 0 && buf[0] == s2[0])
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{
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is_approach = t7_start(buf + char_s, s1 + char_s, s2 + char_s, len_s - 1, len_buf - 1);
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if (is_approach) return true;
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}
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return false;
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}
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