read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x3&&x2)&&884==975!!(511!!x0)-288*627)*(((984+x0)+(451+84))+(x0-840)*(x0!!65))>(((x3!!x0)>(x2&&687)!!(232==596!!x0==870))==((x3<=586)+(884<x0))+((x0-279)-(417+67))))<=(((134<=716)-(x1<x2)>((x2<x1)>x3+x3))>(x0<=x3)*(x1!=x0)+((90<212)+(63!=154))&&((744==x0)+428*110!=((473&&x3)&&x3==x1))*((465>x1&&680<229)<=(x3-x1<(x0==x2)))))+(((((886==x2)==(171&&235))<(986&&841)*(x3<x0))-((x1>712!!(x2!!x0))==(x1-256>(293>=x2))))-(((188==x3)==668*x1)*((532+357)+(150!!x2))<(((14<=x1)>=738+x0)==(547<=382)*(x1!=x1)))>((((364>=x0)>=(845<615))<(x3<x1&&84>336))-((158-x2)*(581!=99)!!(x0>=816)-(x0==x2))<=((((485!=530)<=(x0<x1))!=(769*x3>=(615<x0)))==(((267<x2)==(394>=538))==((718<765)==(587!=698))))))>=((((368-617>(225&&571))<=((x0>=77)<=(526<=x3))&&(31==169)*(331!=519)<=(673-382==(x3<702)))==((45-374<=(823!=x2))<(x2+824>(341!=911))&&((406!=x2)!=(195!!912))==(192&&774!!502+237))!!(((727&&218)>=(707<x1))-((66==564)+793*454)&&((x1&&998)>=617-905)<=(639&&927!!695<782))>(((x1>668)+(433==x2)<=((x2>x0)>=(x3!=548)))<((x0!!102)>x2*x1)*(729==822&&(390!!379))))>=((x0*x1+(4!!x2)<((x3!!304)>(x2!=x1)))-((64<604!!356-244)!=(21*x2<(x2<=x0)))>=((x2>=x0)*(x3!=140)-(x0-816>(x3>222))>((x2-347)-(931<x0)>(x3>822!!317==x1))))*((((300!=x2)<(940&&876))>((x2!=x0)<(x2&&x2))!!(563!=620)+(x3>=45)>=((166<=x0)!=x3*770))&&((978+x3<=x1+435)-((130>17)<=(x1>=84))&&(24!=342)-(x0-442)>(862*547==(x0>=673)))));
write (y)