79 lines
1.9 KiB
C
79 lines
1.9 KiB
C
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/*
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* Ranking tool in "The Thinker's Toolkit" by Morgan Jones
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* Book copyright (c) 1995, 1998 Morgan Jones
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* This file is public domain.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "color.h"
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#define M_STR 255
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int
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main(void)
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{
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// maximum M_STR strings, 255 bytes each
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char strings[M_STR][255] = { 0 };
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// read strings
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printf(BOLDWHITE "Enter strings: (empty line when done) \n" RESET);
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int i;
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for (i = 0; i < M_STR; i++) {
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fgets(strings[i], 255, stdin);
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// if its an empty string, stop reading
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if (strings[i][0] == '\n') {
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strings[i][0] = '\0';
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break;
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}
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// remove newline
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strings[i][strcspn(strings[i], "\n")] = '\0';
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}
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// construct matrix of comparisons
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// NOTE: it doesn't actually store the "reason",
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// it just forces the user to type something out lol
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char matrix[i][i];
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// memcpy(3) with null bytes
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memset(matrix, 0, sizeof(matrix));
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// store the winners
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int winners[i];
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printf("%d: %d\n", i, sizeof(winners));
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// memcpy(3) with null bytes
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memset(winners, 0, sizeof(winners));
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// compare all of the elements
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for (int j = 0; j < i; j++) {
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for (int k = j + 1; k < i; k++) {
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printf("%s vs %s (>/<): ", strings[j], strings[k]);
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// read one char, set matrix accordingly
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char c = getchar();
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if (c == '>') {
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matrix[j][k] = 1;
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winners[j]++;
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} else if (c == '<') {
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matrix[j][k] = 0;
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winners[k]++;
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} else {
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printf("Setting to " BOLDRED "<" RESET ": %c\n", c);
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matrix[j][k] = 0;
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}
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}
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}
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// print out the results
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for (int j = 0; j < i; j++) {
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printf("%s: %d\n", strings[j], winners[j]);
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}
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return 0;
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}
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