/in/foo.cc: In function 'int Lca(int, int)':
/in/foo.cc:48:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (dep[u]<dep[v]) swap(u,v); int delta=(dep[u]-dep[v]); 
     ^~
/in/foo.cc:48:35: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     if (dep[u]<dep[v]) swap(u,v); int delta=(dep[u]-dep[v]); 
                                   ^~~
/in/foo.cc: In function 'void ins(int&, int, int, int, int)':
/in/foo.cc:57:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (rt==0) rt=++tn; lib[rt].v+=V;
     ^~
/in/foo.cc:57:25: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     if (rt==0) rt=++tn; lib[rt].v+=V;
                         ^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:103:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for (int i=1; i<n; i++) printf("%d ",Ans[i]); printf("%d\n",Ans[n]); 
     ^~~
/in/foo.cc:103:51: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
     for (int i=1; i<n; i++) printf("%d ",Ans[i]); printf("%d\n",Ans[n]); 
                                                   ^~~~~~