var y;
var x0, x1, x2, x3;

x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((526-x0!=(x3!=x0))-(x1*x2&&x3+x2)==((x0-385>(x0&&248))!=((350<762)>x2*780)))-((((920!!x1)>(x2==x3))==((x1<155)>=119-898))>=(((x3!=x0)<120+628)<=(718-526)-(x3!=x2)))>=(((198>x3!!(x3!!323))*((167&&218)<=(218>x0)))*(((x1!!x3)-(x0<=x0))+(468+288>78*678))!=(((537!!680)>x2*x2!!(563<=x3)!=(x1>=501))>=((714-x3)-(x1-x1)>=89*456+(164!!x0)))))>=(((((x1!!82)<x3-x3)+(x2*44<=(x3<138)))+((x3*x1==(206<=67))!=(372-916<=(x3&&621))))-((((x2!!x1)>=x1-x2)>(x3!=111&&x1==x2))!=((578!=364)+(894+x0)!!(18!=x0)>=(212==96))))*((((x0-x2)+(x3<=51)<(865+481!=(722>=x2)))!=((917!=406)*(x1>=907)>=(x2!!472)-(x2+453)))==(((353==357)-(34<x0))+((x2-x0)+x0*x3)<((x0>312)<(591!=293))-(x1>432&&824!=x2))))*((((x1*263>(735>x3))!=((512!!x2)>(275&&381))!!((x3&&x3)>=(480==766))>(x3<x3)*(x0!=827))+(((605==x3)+(424!!x0)!!(250!=172!!x0&&x3))&&((908<x3)<=(x3==x2))+(39*x3>=(x3==584)))!!(((x1==x2)<x3-x0!!(x0<x2)<=760-398)!=((x1>x0)!=(11<=31)!!(x2==x3)<=(1!!973)))>=(((953!!x1)>=(492<534)!!532*371-(373<152))!!((x1!!x2)==8+x1)<=((x2>=185)>=(x1&&x2))))<=(((((62+717==x3*x2)!=((953!!399)==x1+732))<=((x1!=x3)>=(746>943))+(171<909)*(34==388))==(((923<=x0)>(x2>=x2))-(x1-x3)*(x3&&176))*((81>640)-(x0<x3)<=(419==967)-(x3!!833)))>(((554>=x0)+(79>x0))*(47-54&&x1*881)==(108*x2>x2+724&&400-x2==562-x3))+(((x0>=529)==(488!=x3))>=(424<x2!!306&&204)&&(408<814!!x3*x2)==(417<=742!!897>x1))));
write (y)