又来灌水区串门（

struct pos{
	int t,l,r,tp,id;
}tmp[N<<1];
bool cmp(pos x,pos y){ return (x.l==y.l)?(x.tp>y.tp):(x.l<y.l); }

然后dev猛烈颤抖了一会

965	18	C:\mingw32\i686-w64-mingw32\include\c++\bits\stl_algobase.h	[Error] no match for 'operator<' (operand types are 'pos' and 'const int')