/in/foo.cc: In function 'int main()':
/in/foo.cc:39:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (a[1] * a[1] != a[2] * a[0])
     ^~
/in/foo.cc:41:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
  return 0;
  ^~~~~~