skip;
x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((858*x1>(649!=842))==(x2+680<991-x1))*(((x0>=794)-x2*x2)+((x3!=451)==(759!!x3))))*((((x1==234)<=(715>=203))<((35<=970)>x2*x2))<=((x2!!x0)-(194>=x0))+((x2>=x1)>=(x3<358)))>(((309*x2!!x3-x0)==((x3!=x2)>=558+58))>(893*x2<(24&&600))+((x2==x0)==860+x3))*(((31>=x2)+(x0&&x3))*((x3&&x3)<=x0+x0)+((x1>x0)>=(x2&&x2)!!648-786!=(x3!=744))))!=((((200<x3)<=(x2>x0))!=((711==x1)>=807-x3)&&((x0+x0)-(x1>485))*((944!!x2)<(977>x1)))!=((137+528)*(x0!=6)<((887<x1)>532+161))-(139-x0<=(x0>=x1))*((545>97)>=x1-x0))*(((28+788&&x0-762)&&(x2>=649)+(x2<x0)!!x0*x1==x2*931&&x1*x0==(271==x3))==(((164!!255)!!x1!=600)>=(14!!x2)+x0*x2)-(((44<=x1)!=(655<=161))<((x1!!x2)>=(x2!=x1))))!!(((((269>=x1)>(964>828))*((760!!x1)&&x1*x1)>((x2+x1>(x0!!256))!=(99+472<(340<=712))))>=(((366==x1)>=465+423)*((671==x3)>(801>x1)))*(((642<x1)<=(x1==x3))<=(94!=x3)*(73==x3)))>((((349<=159)<(137>=116))-((263!!513)>(x3==335))!=((970==x2)+(x1+315)!!(x0>=x2)!=(x3>=x1)))<((x1>895!!x2<x0)<=(x2-652>=(x0<=x2))!!(x1==780!!(394!!x3))<(x0<=x2)+(x1==975))))!=((((x2<x1)*(x3&&931)==((32<=x0)<(60<=49)))-((x1<929&&258+x2)-(x2-x0)*(627-x2)))+((37<=72!!(x0!!x2))+((183==x0)==(x2&&222))>((430-x3)+(514==929))+((x2!!327)<=(x0==848))))-(((((x3<x2)>849+x0)>(x2+895>(842==436)))>((x3<=x1)>x2-x2)-((x0&&x2)!=(x1==149)))==(((x2!=438)<=(57&&x2))-(140==550&&x0>=x0)!!(631*x0==(x2!!519))==((196<x2)<(281>x0)))));
write (y)