/in/foo.cc: In function 'void Rot(int)':
/in/foo.cc:67:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (!isr(y)) tr[z].c[tr[z].c[1]==y]=x; tr[x].f=z;
     ^~
/in/foo.cc:67:44: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     if (!isr(y)) tr[z].c[tr[z].c[1]==y]=x; tr[x].f=z;
                                            ^~
/in/foo.cc:68:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (tr[x].c[r]>0) tr[tr[x].c[r]].f=y; tr[y].c[l]=tr[x].c[r];
     ^~
/in/foo.cc:68:43: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     if (tr[x].c[r]>0) tr[tr[x].c[r]].f=y; tr[y].c[l]=tr[x].c[r];
                                           ^~