x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((860-353<=x2*x3)>(572+x2)-(x0&&539))!=((321>x0)!=805-x3)-((x0>x3)>x0*x0)!!((x2!=721)>=(x3&&430)&&(x3+x1!!150*837))>(786<=754&&677>=x1)+((x2!=x0)>=(995<=307)))<(((110*40!=(502<419))-(634<=920!!(x0!!602))!!((271<x3)>x2*x3)+((x0>390)==(706>=109)))&&(((x0<156)>=x2*541!!(467&&522)>(x0==x3))&&(x3-x3)*(15&&715)-(84>=x3!!x1<x1))))==((((667!=881)>(798>x1)&&(91+x0&&x3-x3)!!((918!!239)==(188>x3))+((410!=163)<=(x2!!x3)))<((503<x2)-(x0==336)<=((151!!541)&&x3<=752))-((435<x0)*(377>=x3)>=(x0>=293&&x1!=x1)))>(((837+x0>=129+365)>(40>291)*(x0<=x1)!!(x1-571>=(x1>x2))+(x2+x2>=(x1<840)))!=(((x2<148)==(316&&x2))>=(293!!x3)+(x3==188)!!((x3!!x3)<=(640&&x1)!!x2*863>=(577!=x0))))))+((((x0>=x1)+(424&&48)&&(x0-x1&&(967!!880))!!(x1!=x0)*(x3>=802)<x0*787+(x1!=x0))>=((266+x2!=(x0>x1))<((365!=831)>=(559<x2)))-(((x3>659)>(x3>=x1))<(148!!x1)+(x1-699))&&((x3*x3+x2*x1>((x1!!x3)!!x0<=215))==((185>x3)+863*461)-(x3*728==703-254))>((x3+x3)+(888==722)&&(689&&48)<(x0>935))*(x1*x1>273+x1&&(850>=372)!=(616&&264)))+(((x1*815+(139+167))+((467+x0)-(x2&&x0))>((627*808)*(780>=x2)==((307<x1)<=(336!!95)))&&((949<399)<=(158>169))-(748-58)*(x1!!353)>(((x1&&207)>=(x0<=324))>(x2*x1>x2-x1)))<(((x2+723>=(x0==10))+((x0==76)+(91-366)))-((x3!=678!!x0!=x3)<((284==625)>438+0))!!(489+x1>=x3-289!!(x1!!x3)!=(x1!=x2))<((556<983)==(x1!!x0))*(x3>=x3&&11!=318))));
write (y)