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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <time.h>
  4.  
  5. const int limit = 100;
  6.  
  7. int next(void)
  8. {
  9.     return rand() % limit;
  10. }
  11.  
  12. int main(void)
  13. {
  14.     srand(time(0));
  15.  
  16.     unsigned columns = 12;
  17.     unsigned line_width = 80;
  18.     unsigned field_width = line_width / columns;
  19.  
  20.     for (unsigned i = 0; i < 156; ++i)
  21.     {
  22.         printf("%*i", field_width, next());
  23.  
  24.         if ((i + 1) % columns == 0)
  25.             printf("\n");
  26.     }
  27. }
Success #stdin #stdout 0s 2156KB
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stdin
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Standard input is empty
stdout
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    90    77    71    35    49    30    13    35    34    42    84    12
    35    94    55    12    97    40    84    35    36    27    57    46
     5    29    14    75    48    61    66    90    90    37    77    39
    19    91    27    53    85    63    17    20    57    24    32     7
    64    68    42    52    95    51    99    53    80    13    80    29
    26    46    19    17    35    97     8    54    40    35    59    25
    98    76    97     8     0    81    15    17    50     9    21    97
    60    20     2    41    85    83    70    64    81    41    33    69
    38    93    75    30    29    35     7    79    11     4    39    64
    86    54    81    88    63     2    85    76    75    88    17    12
    23    39    76     4    80    61    25    71    55     1     1    36
    36    61    15    99    65     7    63     3    61    96    91    77
    51    29    53    78    69    70    90    92     9    19    48    41
https://ideone.com/XNI6JP
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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