read (x0);
read (x1);
read (x2);
read (x3);
y := ((((117*x0>(x1&&x1)&&755+x3!=267+761!!((445<=x1)<=(x0!=x0))+(179==912&&x3>163))==(((64==x1)-(x2>=x1)<=(162>=582)+(634<x2))>((x0!!x2)+(924!=x2)&&(433!!42)<x2*x1)))>((((x2&&x0)&&x2<=386)+(x1&&443!!177==x0)<=((716==x2)*(x3!=216)<=((x3<=632)>46*299)))!=(((789<=x3)<=(x2>x0))-(159+x1<(x1!=x3))>(793+836>x1+857)+((790<x1)<387-756))))==((((x1&&340)>=(17>=776)!!(314==707)==x2+858)<=(((x1<x3)!=(x2==x0))==((68<=x1)<=x0*x2)))<(((x1&&820)*(59*x2)!!(543+788)*(x3<=862))>=((x2==612)*(63-112)<((x0!!759)>=(704&&239))))&&(((775-806<(777==x2))>=(x0!=x1!!x0<729))>((x2+469)*(x0==210)!!(x3>=x1)-(x0>x3)))+(((x0<x1)!=x2*789!!(x3<x1)>260+177)>((31>869!!534+541)<=((x3<x3)==(x3<=x1))))))+((((((764&&402)==x1-618)-((x0!!5)&&761!=x0)<((831>=224)!=(x1==329))*(x2&&829!!467+593))!=((((463>=x3)>=(466>=x1))>((x1<=481)>(x2<578)))<(((380!=x1)>=(35==953))<(x1+473!=(405<=2)))))<=((((693!!x3)==(x0&&x0))>((x3&&848)==140+x0))-(((x3&&560)==(x0<964))>(x3>x1)-(606!=x2))>((((x1>=245)==(x2!=826))>((x0&&x1)<(x0>=528)))<=((x2!!x0)&&202+x3)*((852>=x2)+(x2>=289)))))==(((((552&&914)&&x0*x0!!(x1==x0!!662>727))>(x0*x2-(509<x0)<((632>=x1)>=(x0==x1))))>=((946==x3)+(x3-572)<((200>=x2)==(x1!=x1))&&((267<437)!=(839>=x3))+((x2>x3)>(x3<x3))))>=(((339==678)>=(x1<x0))==(x3-x1!!x1-x1)&&((44&&428)==x1*x0)>=((x3<=527)>(x0>555)))*(((x3!!67)&&(261&&x2))-(x1+503!!x1>x2)>((x0-773)*(x3==x3))*((707-x2)*(x2*569)))));
write (y)