Wrong Answer
/in/foo.cc: In function 'void dp()':
/in/foo.cc:52:13: warning: 'pl' may be used uninitialized in this function [-Wmaybe-uninitialized]
ans[i]=t,t=fa[t][i];
~^~~~~~~~~
/in/foo.cc: In function 'void dp()':
/in/foo.cc:52:13: warning: 'pl' may be used uninitialized in this function [-Wmaybe-uninitialized]
ans[i]=t,t=fa[t][i];
~^~~~~~~~~
