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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int const SEED = 31415926;
  5. int main() {
  6.   int c;
  7.   int count0, count1;
  8.   srand(SEED);
  9.   count0 = count1 = 0;
  10.   while ((c = fgetc(stdin)) != EOF) {
  11.     if (c == '0')
  12.       count0++;
  13.     else if (c == '1')
  14.       count1++;
  15.   }
  16.   while (count0 > 0 || count1 > 0) {
  17.     int f;
  18.     f = (int)((double)rand() / ((double)RAND_MAX + 1) * (count0 + count1));
  19.     if (f >= count0) {
  20.       fputc('1', stdout);
  21.       count1--;
  22.     } else {
  23.       fputc('0', stdout);
  24.       count0--;
  25.     }
  26.   }
  27.   return 0;
  28. }
  29. /* end */
  30.  
Success #stdin #stdout 0s 1788KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/JRBxWl
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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