read (x0);
read (x1);
read (x2);
read (x3);
y := (((((294*x2)*(x0!=x3))*((x1<=x0)!=(x0!=29))<=(((298!!801)>(x1&&415))!=(95+896)-525*x3))>((684!=x0&&282!=688)<(x3*x2==567-x3))+((x2+528>=(409>=506))<((x1<638)<=(x1>=x2))))-((((920>x1)>=(940!!651))+((x3>x3)+(x1-331))==(x2*x2&&x2>x1!!(810>x3)!=(x1!=x3)))==(((x1>=470)*(41==510)==(674-265)+(x3-150))==((969==453)==x1-991)+(270+269)*(604+407)))>=(((((324>x1)<=(x3!!x2))>=((x3==x1)>(19==820)))-((548==x0&&x1<129)<=((x2==x0)<=(713!=x0))))-(((x0&&x3)+(x1>x2)!=(x0<931&&(742!!313)))<((x1<=x1&&37!=x1)>((x1<=x0)<=x3*425)))<((((x1==x3)+(x0&&x3)!=(x2!=x2&&391>171))!=((736<=x1!!x3+517)&&(369!=989)*(x2&&x3)))==((((x2<=x0)>(230&&794))!=(x2&&x3)-(499>=x2))<=(((92<=209)==(71!!x1))<((x2<x0)==(x2<271)))))))==(((((102<=x1!!13<=85)>((x0==x2)>=x1+x1))<=((x1+155<=(500==x3))==(568>x2&&(862!!717))))==((473&&x1)*(x1==x3)<((598<x0)>(480&&527))!!(234>=x3!!796<=710)>=(x2!!194)*(889>=196)))+((((699!=x2)!=(874<=x0))+((x2!!389)<=(594<x3))==((353!!682)<x0-x2)+(463<524!!628&&272))<(((386>=959)+(x1-x3)&&(x1!!x2)+(440-x2))<((x3>=302)*(291!!19)!!(x2!=716)>=(996==x3))))==((((637+x3)*(978+566)>(305-x0&&778!=x3))!=((x2-287==(x1!=x3))>=(602<=x1!!808!=x3))&&(((x2!!x1)&&x0<x1)>=((x1>x0)<x2*x1))!=(x2!=x2!!627+528)*((453!=x3)!=x3-x2))&&((((x0!!x0)!=(89>=172))==(806<=x2)*(794>=526))>=((x0<849)>=(x0&&200)&&(x0>767)<=(x0>=996)))!=(((369<339!!690*387)<=(952&&x3!!517>=x3))==((x1!=270)+(x0+x1)!!(206!!480)<=(516&&412)))));
write (y)