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  1. # include <stdlib.h>
  2. # include <stdio.h>
  3.  
  4. char * read()
  5. {
  6.     int sz = 8, i = 0;
  7.     char * buf = malloc(sizeof(char)*sz);
  8.     for(int c = fgetc(stdin); c != EOF && c != '\n'; c = fgetc(stdin))
  9.     {
  10.         buf[i++] = c;
  11.         if (i == sz)
  12.         {
  13.             sz *= 2;
  14.             buf = realloc(buf,sz);
  15.         }
  16.     }
  17.     buf[i] = 0;
  18.     return buf;
  19. }
  20.  
  21. int main()
  22. {
  23.  
  24.     char * buf = read();
  25.     int len = strlen(buf);
  26.  
  27.     printf("%d\n",len);
  28.  
  29. }
  30.  
  31.  
Success #stdin #stdout 0s 5504KB
comments (?)
stdin
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0123456789abcdefghijkl
stdout
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22
https://ideone.com/kgX4Nb
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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