/in/foo.c: In function 'main':
/in/foo.c:62:25: error: 'legnth' undeclared (first use in this function); did you mean 'length'?
   62 |     for (int i = 0; i < legnth; ++i)
      |                         ^~~~~~
      |                         length
/in/foo.c:62:25: note: each undeclared identifier is reported only once for each function it appears in