/in/foo.cc: In function 'void Build(int, int, int)':
/in/foo.cc:64:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   Build(place<<1,l,l+r>>1),Build(place<<1|1,(l+r>>1)+1,r),Up(place);
                     ^
/in/foo.cc:64:47: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   Build(place<<1,l,l+r>>1),Build(place<<1|1,(l+r>>1)+1,r),Up(place);
                                               ^