read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x3+x1!=825+400)*((x1>=x2)==627+x1)-((x1+x2!=763+105)<((108<=x1)!=(53>=x0))))-(((235>817)-(x1+x0))+((x0<=x1)-(875+818))<=((712-x2==(x3!!x2))!=(532>761)*(31<x1)))&&(((707>x1)<=109-x2)<(x0!!135)*(x2*544)!!((x2&&260)>=0*x0)*((236-x1)*(x2-x1)))+(((x3*x0==(x1==82))!=(274!=x1&&486==x2))>=((335-x2!=(892>=x3))<=(188<x2!!(722!!15)))))==((((62*720>=(506<=703))<((x2!=x2)<=(x1>633)))>=(((x3>x0)==(863<=729))<=(x1<=x3!!975&&x0)))*((160*363&&664<=x2)>((x1<x3)>=(294>=x1))&&((x2==x0)>=(x3<518))>((783!!737)<(x1!=x0)))>(((x0>x1)>=239*898)*((967+x2)+(891!!x0)))*((x1!=x0)>=(487<12)&&(x0&&498)!=(x3>351))+(((x3>x1)<(x2<=466))>=(929==360)*(479<=x0)&&(x0!!296)*(355-x2)+((x0!=x1)==(679!=550)))))!=((((x2<x1)==(x0&&x3))*((x1<x3)<(x1<25))<((917!=x1)+243*64<=((819<=455)!=(x1>x0))))>=((x0*366)*(x0+x2)!=((484<=x0)<=94-832)!!(199>=x1)+(26&&112)>=((x2!!x3)>(544!!600))))*(((467==281&&468<=x2)<((x2&&x3)<(10!=404)))*((379<=x3)*(406+971)&&(755<=x1)<=(x3<190))!!((x0!=63)>(851>494))+(x2>596!!912&&x0)==((x0+x0>x3+295)==(x3<122&&129<=x3)))+(((((199>186)<(x3<=11)&&(x3&&x1)*(x1+x1))>=((x1-x3)-(x1>=x1)&&(380+955)+x0*210))>(((717&&307)>=(x0!!646))>=((x3!!655)<=(529&&x3)))*((371-x2<(290!=705))+((x1!!493)>(471<x0))))<(((18!!x0)*(947<=x0)&&(337<=x0&&(x0!!x3)))-(((x1&&908)<(203&&696))!=((x1&&x0)<(x0<804)))!=(((x0<x2)>=x3-x3)==((458<=450)<=(465!=x0))&&((11!=747)<x1+268)<=(41-124<(701<=x0)))));
write (y)