/in/foo.cc: In function 'int main()':
/in/foo.cc:6:19: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define fp(i,a,b) for(rg int i=(a),ed=(b);i<=ed;++i)
                   ^
/in/foo.cc:52:2: note: in expansion of macro 'fp'
  fp(i, 1, n)printf("%d ", anc[i]);puts("");
  ^~
/in/foo.cc:52:35: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  fp(i, 1, n)printf("%d ", anc[i]);puts("");
                                   ^~~~
/in/foo.cc:6:19: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define fp(i,a,b) for(rg int i=(a),ed=(b);i<=ed;++i)
                   ^
/in/foo.cc:55:2: note: in expansion of macro 'fp'
  fp(i, 1, n-1)printf("%d\n", ans[i]);puts("");
  ^~
/in/foo.cc:55:38: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  fp(i, 1, n-1)printf("%d\n", ans[i]);puts("");
                                      ^~~~