x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((x3*853+915*x3!!(835<=729)>(523<=x3))*((412*614!=60-x3)>((x2==x1)<=(607!=901)))>=(((483&&x0)==x0-86)+((x1!=x0)==x1*358))*(((519>=x2)<=194*540)-(810-676==(x3<x2))))+((((844>=327)>=x2*x1&&(x0<444)>=x1-x1)>=((x1<=936)*(x1+x2)!=(142*946<(x0!!832))))!=((((648!=x2)>x3-x2)<((748<=864)>(359<970)))<=((287!!407)*(2<=759)!=((199>x3)<=(x1!=x3)))))<=((((x3!=x1)!=(811<38))-(x3>x0)*(862>=x1)!=(((x2!=979)==(604!!x0))==((808&&x1)<(x2!!x1))))<=(((x0!=196)<(135!!944))>=(x1*x0)*(295>523)!!((x2>=x2)-(487==x0))*(x1-983!!x0>x0)))-(((x2==x2!!x3-405)*((895!=41)<(x2!=446)))*(((x2>454)>(967>453))==((x2>=395)!=(813<=74)))!!(x0+964>=x1*669)>(x3&&279)+(465!=x1)&&(301<x0)*(954-841)-((x2+668)+(488!=453))))<(((((x2==x0)==(425>=x2))>=((310<=328)>(439==x3))!!((x3!=739)<=(505==x1))>=((x3!=975)>x2-x0))>=(((x2!!x0)!=x0-186)-((x1!!x0)+(835!=977)))*(((x0!=793)<=(x2!!x1))+(x0+187&&(700!!x1))))>=((((x2!=67&&(677!!29))>=(x2==x2)*(x0*813))<(((262<=x1)>=(311>=473))<((x1==44)==(x2<=364))))==(((x2>=13)+(x3-x2))+((x1<=x3)!=(524>113)))+(((448>321)<(x1>587))!=(872<x2)-(749>=486)))!!(((791==x0)<x0*995)*((x3!!824)==(x0&&690))!=((x1==847)-(x0<x1))+(526>=955!!2!=527))*(((x2<x3)-(910==704))+((228!!x1)!=(906&&x1))>((400<x3)>=(x1==946))+(x0>887)*(x3>x2))-(((((561<=823)>(31<x1))>(x2+610<=81*x3))==(698<=882&&(x0&&200))*((x1&&x1)<=(94>x2)))-(((225<135&&736*x1)!=((472!!x2)>(x1>=x1)))+((x3==109&&259>=x2)-(x2==x3!!x1!=280)))));
write (y)