#include/*XXX*/<stdio.h>//XXXXX#}r[3]op;f(p;ok})i[;k-r*?(rc&(o}nr**s*2)!}-mpi##
extern int XX;XXXXXXXXXXXXXXXXXi/eu2->uuo0uo=;nXfdx+1e8uOeh&k-x[e1(i)>{=eqa,nii
nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXf/t]:n=t-rxt+0f[=(-=+;t)*,aa!>1=dt0pzrpi(l)idtnn
dXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Xu]O[nc-(ac=;odxx1k]}u)2ulr(=00+u2=ee&fos{n,*cc
iXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX0Xr)[u[h>u)h1or];>]-=Or):=l*Ou);+r4poa&(=ep(qnll
fXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/Xn;o]ua0=)a,<(=}X;no[n{8uo)=&{i]n)?fl!!g{u)=,uu
/XXXXXXXXXXX////////XXXXXXXXXXX/X+}+?+r;d{r/X////////////c/(&if=-)p(l(xewt{1udd
/XXXXXXXXXX////////////XXXXXXXXXX0}n/1()////////////////////1f(k1)*ion)thsO;,ee
XXXXXXXXXX//        //////XXXXXXX;///////////            //////;;)2nc={ci(=ck<<
XXXXXXXXX//            /////////////////                    ////}{:t((ihl"Nh,ss
XXXXXXXX//                /////////                            ///2)nifaeyUaott
XXXXXXX//                                                       ////,n(r(uLr,dd
XXXXXX//       ///                                                ///td(EuL*Xli
XXXXXX//      /   /                                                ///+)Or;O,io
XXXXX//       /   /                                                 ///)Fii;xb.
XXXX///       /   /                                                   ///"fi,.h
XXXX//         ///                                                     //)(n/h>
XXXX//                                                                 //;0t/>/
XXXX//                                                                  //!/X//
XXXX//      5                                                           //=/*/%
 XXXX//     12                                                           =q tni
XXXXX//                                                                  //XXXX
/XXXXX//                                                                 //XXXX
/XXXXXX//                                                                //XXXX
>XXXXXXX//                                                               //XXXX
hXXXXXXXX///                                                            //XXXXX
.XXXXXXXXX////                                                          //XXXXX
oXXXXXXXXXXX//////               ///////                                //XXXXX
iXXXXXXXXXXXXX////////////      ///////////                            //XXXXXX
dXXXXXXXXXXXXXXXXX/////////     //XXXXXX////////                       //XXXXXX
tXXXXXXXXXXXXXXXXXXXXXXXX//     //XXXXXXXXX////////////               //XXXXXXX
sXXXXXXXXXXXXXXXXXXXXXXXXX//    //XXXXXXXXXXXXXX////////             //XXXXXXXX
<XXXXXXXXXXXXXXXXXXXXXXXXX//    //XXXXXXXXXXXXXXXXXXX//            ///XXXXXXXXX
eXXXXXXXXXXXXXXXXXXXXXXXXXX//   //XXXXXXXXXXXXXXXXXXX//          ////XXXXXXXXXX
dXXXXXXXXXXXXXXXXXXXXXXXXXXX/////XXXXXXXXXXXXXXXXXXXX//      //////XXXXXXXXXXXX
uXXXXXXXXXXXXXXXXXXXXXXXXXXXX///XXXXXXXXXXXXXXXXXXXXX//    //////XXXXXXXXXXXXXf
lXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX///////XXXXXXXXXXXXXXXXXi
cXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX////XXXXXXXXXXXXXXXXXXXd
nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXn
iXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX;q tni nretxe
#XXXXXXXXXXX XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX//>h.oidts<edulcni#