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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <unistd.h>
  4.  
  5.  
  6. int db_char_malloc(int x, int y) 
  7. { 
  8.     int i;
  9.  
  10.     i = 0;
  11.     char **db_char = (char **)malloc(y * sizeof(char *)); 
  12.     while (i<y)
  13.     {
  14.       db_char[i] = (char *)malloc(x * sizeof(char)); 
  15.       i++;
  16.     }
  17.    return (db_char);
  18. } 
  19.  
  20. int db_int_malloc(int y) 
  21. { 
  22.   int *db_int = (int *)malloc(y * sizeof(int));   
  23.   return (db_int); 
  24. }
  25.  
  26. int count_elems(char *str)
  27. {
  28.      int count;
  29.     int i;
  30.  
  31.     count = 0;
  32.     i = 0;
  33.     while(str[i] != '\0')
  34.     {
  35.         if (str[i] <= '9' && str[i] >= '0')
  36.         {
  37.             while (str[i] <= '9' && str[i] >= '0')
  38.                 i++;
  39.             count++;
  40.         }
  41.         else if (str[i] == ' ')
  42.             i++;
  43.         else
  44.         {
  45.             count++;
  46.             i++;
  47.         }
  48.     }
  49.     return (count);
  50. }
  51.  
  52. #include <unistd.h>
  53.  
  54.  
  55. char main()
  56. {
  57.     int i;
  58.     int j;
  59.     int count_elem;
  60.     int i_v_str;
  61.     char str[] = "1 + 2 * ((34 - 4 * 3))";
  62.     i = 0;
  63.     j = 0;
  64.     i_v_str = 0;
  65.     count_elem = count_elems(str);
  66.     char **db_char = db_char_malloc(10, count_elem);
  67.     int *db_int = db_int_malloc(count_elem);
  68.     while (str[i_v_str] != '\0')
  69.     {
  70.         i = 0;
  71.         if (str[i_v_str] <= '9' && str[i_v_str] >= '0')
  72.         {            
  73.             while (str[i_v_str] <= '9' && str[i_v_str] >= '0')
  74.             {
  75.                 db_char[j][i] = str[i_v_str];
  76.                 i++;
  77.                 i_v_str++;
  78.             }
  79.             db_char[j][i] = '\0';
  80.             j++;
  81.         }
  82.         else if (str[i_v_str] == ' ')
  83.             i_v_str++;
  84.         else
  85.         {
  86.             db_char[j][i] = str[i_v_str];
  87.             i++;
  88.             db_char[j][i] = '\0';
  89.             i_v_str++;
  90.             j++;
  91.         }
  92.     }
  93.     j = 0;
  94.  
  95.  
  96.  
  97.  
  98.  
  99.  
  100.     return(db_char);
  101. }
Runtime error #stdin #stdout 0s 9424KB
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/B7nDGI
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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