x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((374>579)*(x2>=831)-((761<=x1)>=(206>=548))!=(((91!!238)>=(x2>=x1))==((x3>785)<(x2&&536)))&&((x2>x3)-(21<40)>x2*424-(x2<=998))-((x0*x3>(771>740))==((914!!x1)==(860<=440))))<=((((x3!!x0)<(x2!=776))-(x1==458)*(931&&455)<=((536>607!!x0+x2)>(233<=714)*(393>966)))==((((x2>=222)>=x3-763)==(237+491<=x1*x1))<((72!=x0)>(x0&&x0))+((607<447)+(x3>=114)))))==(((355!=462!!(x1!!865))<((x1<=611)==26-x3))*((x1>959&&(x0&&411))&&x2-323!=x2+518)==(((586&&729)!=(x0>x2))<=((742>x0)==(469<x1)))-((x0>=51&&(111!!x0))+((x1!!x3)!!(284!!960)))&&(((x0&&x3)&&186>419)*((x1==729)>=642-x0)==(((73&&929)&&x0<x3)>((x1!=x0)<(859>=x0))))+(((x0*x1!!x0==x1)!!(798+x0)-(x3-24))&&(x2&&207)*(x0>x0)==(x2*368==(393>x2)))))>=(((((419&&x2)!=891*x0&&(x3>=x0!!258>=x2))&&(x3*109&&(x2!!485))>((x2!=364)>=(x3!=x1)))<=((x0-679>=(878<x1))-((x3<x1)<x0*x1))*((x3<x2)==(412!=x1)&&(x3<863)!=72+745))!=((((38&&780)*(72<868)&&(x0*207&&433>=x0))>=((527<779)-(877<=x1)!!x3*x0&&x0==x1))!=(((364&&611)<x2*45)*(549*x0>(113>373))>=(x2*x0)*(x2!=x0)-((x1<x3)>(835<x1)))))-(((62*x3<=(x3>=967)!!(x2&&x0)>=(x0!=x0))-((x3!!x2)*(532<945)==((x2&&x3)!=897+x0))&&((388&&x3)+(332+204)<(x0-716!=243+x3)&&(x0*119!=x1+x3)<=((443&&419)<(x2!!749))))+(((106-x0!!405+444)>(x1>x1!!x1<=x2)!!(x1<=466)+(x3-18)&&(35>x0)*(x2*768))-((x2*349!=(x1&&x3))+(x1-x1!!634+527)<=((626<=970)!=x3-787&&(848*x2&&(21!!887))))));
write (y)