x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((414<x0)-x3*x3)-(92-x2==(461<=229))&&((x2&&x0)&&(556&&788))-((548>x2)<(x0&&576)))*((((x0>x1)<=(528>=x1))<((845!!175)&&(x0!!690)))!=((302&&x1)*(x2+668))*(x2+x2==(x3!!x3)))>((x1*x3==(x2>=x1)&&x2*838-155*x3)+((875==436)+(971&&351)<((x1&&507)==(471!=982)))!!((x2+202<x0*x1)>=((x1!!x1)>(73>=x2)))>=((309*752<=x1-x0)>=(195>x0&&x3!=933))))<(((((x3!!x0)==x2+531)-((463>=278)>x0*488)==((x1>=x0&&x1==x2)!=(342==161!!x1&&940)))==(((435+80)-(118>=x2)!!451<x3&&697<x1)<(((774!!x1)!!383*606)<(63-752)*(x3&&194))))>(((((602!=x3)>=(897>=x2))>((953>=x0)<(x2>=277)))>=((x1==636)+(124>=x0)==(450!!45)+(x2<112)))>=((x3>=x3)*(336&&x3)<=(x0&&632)-(978>=x0))-((x1>=x1!!414!=687)==(684-x3)*(x3!!224)))))-(((((x3!!x0)<(753!=x1)!!(x2<x3)+565*x2)-((901-651&&68>=x3)+(327+x0>=(72<=x1)))!!((x3<=345)*(734<=x2)&&(x2<763&&x2*37))+((x0-122)*(640!=x1)<(x1!=593)*(x1<x1)))==(((476>=x0)>(410==754)!!(750!=818)*(x2+x0))==((597<=349&&208+x3)==((x2&&805)<=(555>=x2))))*(((x2!=862)+(127!!29)>=((x2>=x2)<=(x3>=974)))>((x0&&x2)*(83!!222)<=(68==61&&x3-465))))>((((x0*507==(345==240))*((345>=x2)>=(294>822))!!((874==x2)!=(847>=x1))<((x2!!868)==x3*x2))<(((343==809)>=164-455)*(600*171>=763+907)<=(((x0&&570)<=(41<773))<=((484<153)!=311+x2))))<=((((902>x3)>=(15<=x0))>((x0>=48)>=263*x1)&&(582-785)+(x3==149)<=((469!=554)>(215>=461)))<(((x2*125!!(293!!483))&&(159<=908)>(x2!!588))<=((x3+x0)+(406>=x0)>(347-204)-(962>=x0))))));
write (y)