read (x0);
read (x1);
read (x2);
read (x3);
y := (((((x1+708)+(980==x2)>=((340!!725)<(x3!!x3)))>=(((137<x1)>439*x3)!=(x1-x2>=x3*x2)))>=((((x0&&694)&&781==x2)<((461!=200)!=(791>=x1)))<=(((x0==895)!=(938&&457))!=(x1-726!!370>88))))-(((135==x0)<=(195<664))+((929&&78)>=(106<x2))>((837>=775)<=(x3!!223))*(x0+x0!!x0<550))*(((x2!=979!!866<=701)<=(x2+x1)+(x0>=289))!=(((271<=x0)<=(297!!x3))==(235>x0!!128==814)))>=(((((226-x0<=x1-x3)<=(467>=x2&&259-x0))<((x2<443)+(x2<42)>=(368-138)-(x3>=917)))!=(((591>=735)>(x3>=x1))==(x1-x3&&x3>567)!!((658!!358)&&x1>x2)==((17<986)>x3+x0)))!=(((458*700==(x0<187))+((74==453)==(320==573))>=((x0>x2)>=889*x1)+(x1<x2)*(x0&&x0))<=((448+x1==(x2&&649))<=(267&&354)*(x1-x0))*((x3<599)*(x1+98)&&(x1+x2)*(313!=144))))!!((((811<=455)*(x1!=785)-(559==498!!(937!!245))>=((x0>=335)>(901>x2))-((x1>=245)<(x3>=396)))!=((772==705)*(x2&&x2)!=(x3-996)*(x1>428)&&(x2*x0>=(688!!388))>((972==x3)!=(x1!!x1))))<((((882>469)<=239-x2)!=((x0<=x1)<663-667))*(((135<=483)!=x2*756)-((582!!510)<=722*x3))>(((842==x0)-(198!=289)>=((718<=749)<=(921==x2)))!=((656!=983!!x2*992)>=(x1>=673&&(x2&&212))))))==((((x1-x0)+x3*663<((x2!=545)==(x3>=951))&&((972!=170)!=(x3>x3)!!(x3<=x2)>(x3&&x1)))>=(((x3>x1)<(886>508))+((x0&&x3)-x1*26)<=(((x1>=749)>=759*90)<=((343>=x1)>=(903>=x1)))))>((((380!!374)+(x3<x3)<(x1-x3>=(x2&&345)))>(((x2>970)>(x2&&696))>=((743!!x3)<=(115>410))))==(((x3-x3)*(x1-x1)<(744!=211)*(x2-938))>=((x0<x2)==(x3>=905)&&x2*x3<=(39>488))))));
write (y)