Wrong Answer
/in/foo.cc: In function 'void add(int, int)':
/in/foo.cc:11:23: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
if((L==type||r==type&&abs(L-r)>=2)&&(L>type||r>type&&abs(L-r)==2)){
~~~~~~~^~~~~~~~~~~~~
/in/foo.cc:11:54: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
if((L==type||r==type&&abs(L-r)>=2)&&(L>type||r>type&&abs(L-r)==2)){
~~~~~~^~~~~~~~~~~~~
