read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x3+108<=(883!!x3))-((x0&&328)==(x1<=x0))<=((331!!378)-(x1-x2)&&(579&&x2)==(153>=x0)))+(773*x2==770+497&&(x1<=x2)<(332&&711))*(((x1>=x1)>955+x2)==(x3<x0&&x3-773))>=(((18-545!!(554!!680))!!(x2!!x3)>(x0&&x2))>((x3>=x1)<990+x3&&(x3&&x3!!x2<474)))*((((217<866)==x1+x3)<(x0&&x1)-(x2+457))==((x2*979>=(x1<=x0))!=((x3&&x2)<=(335>=x1)))))==((((59!=x3)<=(946&&434))>(803*x0<=(x1>x2)))*((739!!x0)>(x1<=x0)!!(x0&&x0)<(40>383))==(((60<885)-(1-x3)<=(x0<=252)*(57<x0))<((593!=307)*(x0*x2)<=((96<738)>346+x0)))&&(((407*x2>(221!!x3))>(361-818)-(x2+x2))<=(814*467!=(331==x1))-((843&&x1)>=(553>=287)))+(((x0<253)==(518&&x1))*((1>=x2)-(x0>=543))>((x2==x2!!x0!=595)!=((x0!=711)!=(809!=124))))))==(((((645<x1)*(886!=475)<(x3<x0&&x2<102))>=((352&&x1)-(83&&129))*((666!!x3)>(748!=643)))-((((x3!=971)==x2*501)==(957*x2<=(940==x2)))>((x0+x0<=(x2<x3))>=(190-x0)-(x1==573))))-(((911!=x0)*(262>x0)>(572<x0)+(x1-671))-(((75!=50)==(x0<x0))-(x1+359==(571!!406)))==(((x1>=242)-(615<=570)!=((x3>616)>=x3+x3))<=((x2>=735)-(546!=x3)>(x3!!62)*(183*x2))))<=(((((x3<779)>(x2!!x0))>((14!=x2)>x3-455))>(((x0<549)<=(x0<=x0))<(308-x2>(594<453))))<((506+x2==(x0!!611))+((x3==x2)>(x1!!x2))<=(203-x3>x1*43!!x2<813&&x1<=x0))&&((((x1!=163)!=(x0==100))==(793&&231!!843>x3))==((702!!931)*(x3-x3)!=(x2<x0&&43<x1)))+(((x1*648>=(507&&x1))<=((x2>x1)<(x2==112)))+((730!=174)>(x1>=x3)!!(x3!!964)+(x3<=x0)))));
write (y)