/in/foo.cc: In member function 'void FileInputOutput::write(T)':
/in/foo.cc:27:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
    while (x) pt[++ptop]=x%10,x/=10; while (ptop) pc(pt[ptop--]+48); pc('\n');
    ^~~~~
/in/foo.cc:27:37: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
    while (x) pt[++ptop]=x%10,x/=10; while (ptop) pc(pt[ptop--]+48); pc('\n');
                                     ^~~~~
/in/foo.cc: In member function 'void Long_Short_Division::DFS1(const int&, const int&)':
/in/foo.cc:54:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (to==fa) continue; DFS1(to,now);
     ^~
/in/foo.cc:54:27: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     if (to==fa) continue; DFS1(to,now);
                           ^~~~
/in/foo.cc: In member function 'int Long_Short_Division::query(int, int)':
/in/foo.cc:82:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    if (y>=dep[x]) return 0; if (!y) return x;
    ^~
/in/foo.cc:82:29: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
    if (y>=dep[x]) return 0; if (!y) return x;
                             ^~