skip;
x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((798<=95)>=(x3>=x2))-((x0<=x0)<(x3>178))!=((635<=703)-(803>=290)<=(x2-865!=(292!!x0))))<=(((9<x1)-(x0>=838))*(x1*x3!=(335>904))&&((949!=738)-(713>=259))*((x0&&x1)-(x1!!x2))))<(((((924==x1)>=(x2<=x1))!=(278*220!=x1+x2))<((x2-644<=(563&&x1))<=(x0-x2<845-652)))>(((x2!!x2)<=(676<420)&&(531+x0)*(924&&373))>((766!=x3&&853-265)<=(202+x2)+(x0!!193)))))<=(((((968>620)>(418<x3))-((x1>=41)<(298<=x2))<=((650<=x0)-(x0==850)==((895<x1)>(x0!=x3))))!=(((181==179)>=x1-x2)>(757<=x0)*(711<475))+(((922<x1)<x1-936)<=(231<=x2)*(1==657)))!=((337==x1!!x3==x1)+((242!=457)<=(529>=900))>((297==x2)>=x0+x1)-((526>67)!=(276&&217)))*(((439>x2)!=(714!!184))*(x1-609<=(502&&770))>=(((x2>=13)==(277<x1))!=(x3-973&&(x2&&250))))))*((((x0==x1)*(478-x1)+(9!=536!!x1<=461)>=((x1+x0)*(x2>x0)<(872+x3<=(185!=191)))!!((358!!394)+(x2+618))*((x2>x3)-(x3!=315))>=(((325==x0)<=x3*447)==x2*693-(787==426)))<(((((979!!914)!!(916!!x3))!!(157>64)*(x3!!x2))!=(x1+x3>=x0-x1)*((x3<599)<=(x2<=x2)))<(((587==x1)>=(900<=x1)&&(x2>=602)>(388<=903))&&(x2-394)*(777!!259)>(x2-704)+468*x3)))!=(((x1+568)+(772<x0)<(x1<=x2)-(x2==699))+(((473>654)<=(x0>531))+((94>=716)-(x0!=266))))*(((810-x3)+(x0<157)>((x3!!349)<x2-x2))!=(((603!=x3)!=(436==266))<=((x3!=x3)>=(x2!!x0))))-((((x2!!x1)!!716<=x2)&&(x2>=609)>=x3*728)*(((728!!x1)>(684!!507))<=(x3!!x2)-(x2>=209))!!(((x1<=975)+(x2<=x2)!!(625>934)+309*x0)!!((589>=761)<=(x2==528))>=((520>738)>(378<=x2)))));
write (y)