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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. // #define MY_FILE "test.txt"
  4. #define MY_FILE "c122-875.c.in"
  5.  
  6. int sum1(),
  7.     sum1x(),
  8.     gyo, retu,
  9.     i,
  10.     j,
  11.     c,
  12.     a,
  13.     b,
  14.     *matrix,
  15.     candidates,
  16.     kae();
  17.  
  18. void pp(int *a, int n)
  19. {
  20.   while (n--) {
  21.     printf("%d ", *a++);
  22.     if (n % retu == 0)
  23.       putchar('\n');
  24.   }
  25.   printf("\n\n");
  26. }
  27.  
  28. int main()
  29. {
  30.   FILE *fp;
  31.  
  32.   fp = fopen(MY_FILE, "r");
  33.  
  34.   fscanf(fp, "%*[^=]=%d", &retu);
  35.   fscanf(fp, "%*[^=]=%d", &gyo);
  36.   candidates = retu;
  37.  
  38.   printf("CANDIDATES=%d,VOTES=%d\n", retu, gyo);
  39.  
  40.   matrix = (int *)malloc(sizeof(int) * gyo * retu);
  41.   if (matrix == NULL) exit(1);
  42.  
  43.   {
  44.     int *p = matrix,
  45.          i = gyo * retu;
  46.  
  47.     while (i--) {
  48.       fscanf(fp, "%d", p);
  49.       printf("%d ", *p);
  50.       ++p;
  51.       if (i % retu == 0)
  52.         putchar('\n');
  53.     }
  54.   }
  55.   sum1();
  56.   fclose(fp);
  57.   free(matrix);
  58.  
  59.   return 0;
  60. }
  61.  
  62. //--------------------------集計-----------------------
  63. int sum1()
  64. {
  65.   int i,
  66.       mini,
  67.       subTotal[retu + 1];
  68.  
  69.   while (1) {
  70.     // pp(matrix, gyo * retu);
  71.     // subTotal calc
  72.     for (i = 0; i <= retu; ++i)
  73.       subTotal[i] = 0;
  74.     for (i = 0; i < gyo * retu; i += retu)
  75.       subTotal[matrix[i]]++;
  76.  
  77.     for (i = 1; i <= retu; ++i) {
  78.       // printf("sub %d %d %d %d %d\n", i, subTotal[i], gyo, retu, candidates);
  79.       if (subTotal[i] > gyo / 2 ) { /* majority found */
  80.         printf("------当選者-----\nCANDIDATE%d\n", i );
  81.         return 0;
  82.       }
  83.     }
  84.     // find minimum
  85.     mini = 1;
  86.     for (i = 2; i <= retu; ++i)
  87.       if (subTotal[i] < subTotal[mini])
  88.         mini = i;
  89.     printf("最少候補番号 = %d\n", mini);
  90.     // delete minimum and compress matrix
  91.     {
  92.       int *p1,
  93.           *p2;
  94.       p1 = p2 = matrix;
  95.       for ( i = gyo * retu; i; --i) {
  96.         *p1 = *p2;
  97.         if (*p2 != mini)
  98.           ++p1;
  99.         ++p2;
  100.       }
  101.     }
  102.     --retu;
  103.   }
  104.  
  105.   return 0 ;
  106. }
  107.  
Runtime error #stdin #stdout 0.01s 2808KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/BVyXkS
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
secret

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