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  1. #include <unistd.h>
  2. #include <string.h>
  3.  
  4. static void log_line(const char *s) {
  5.     write(1, s, strlen(s));  // fd 1 = stdout
  6. }
  7.  
  8. int main(void) {
  9.     int x = 5, y = 2, z = 30;
  10.  
  11.     x = fork();
  12.     y = fork();
  13.  
  14.     if (x != 0) log_line("Type 1\n");
  15.     if (y != 0) log_line("Type 2\n");
  16.  
  17.     z = fork();
  18.  
  19.     if ((x > 0) || (y > 0) || (z > 0)) log_line("Type 3\n");
  20.     if ((x == 0) && (y == 0) && (z != 0)) log_line("Type 4\n");
  21.     if ((x != 0) && (y != 0) && (z != 0)) log_line("Type 5\n");
  22.     if ((y != 0) && (z == 0)) log_line("Type 6\n");
  23.  
  24.     return 0;
  25. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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Standard input is empty
stdout
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Type 1
Type 2
Type 3
Type 5
Type 3
Type 6
Type 1
Type 3
Type 2
Type 3
Type 3
https://ideone.com/9aunja
language:
C (gcc 8.3)
created:
4 hours ago
visibility:
public

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