x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((x2<=421)!=(x3!=x1)!!x3-20!=x1+915)>(x1*456&&516>x0!!x3*425!=(318!!x0)))+(((x2>=902&&(x0&&x0))&&(x3<=603)<(356==610))<((x3&&107)*(x3>=414)>((12&&x2)<=(261!!x3))))>=((((218+89<515*681)<=(x2-626!!x3<=131))==(((61!=701)!=(658==x1))==((979>489)!=(707==x0))))!=(((473!=787)-(849+990)&&(765<=235)<=(418==x3))!=((767<=542!!x0-x2)!!(x2!!x2)>=(195>=704)))))*((((x2&&x3)+(93<x0)<(x3<=685!!758>=x3))!=(((70<x3)<=935*89)>(791<x1)+(657-x2)))+(((x1!!x3)-(x0!=x1)!=(x1==948)-(78&&x3))==(x2<=x2&&x0==479)*((x3!!x0)>x0-x2))!!(((361>=x3)<(x0&&146))+(944<x1!!(537!!861)))*((483==107)-(x0==112)!=((167==172)<(170<=x1)))<=((316-x2!=(x2<x2))==(573<940)+(123&&x2)!!(651!=x1)*(x1==106)&&(854!!432)!=x3*x2))+(((((x0>=445)-(x3>920))-(x1>986!!x0-x3)>=(((x3<=x0)!=(x1!=x0))!=((x0>x3)<(x0!=6))))*(((196!=x0)>=(x2>x3))*((x1+671)+(x2&&x2))+(((x3<x0)<=(316!!x3))>((505>=651)>(x3!=x1))))&&(((x3<=403)+(x0<x3))-((944!!x2)>(x3==x1))<((678+393!!333==446)!!(479>=x1)-(605<x2)))-((((710<=x0)>=x2+x0)>=((262<x2)==x3*x0))-(((x0>=x1)>(x3!=174))>=(973+33)+(852!!x1))))+(((((376!=558)<(x1!!x0))+(752*285!=(x3&&x3)))*(((x3<517)>=(95>=579))<(x2+669&&(x3&&97)))<(((x2!=671)==668*x2)>((747!!x0)==(235!!185)))-((x1*577<=(556<=x1))!=(x3&&290)*(x0&&479)))==((x0*33+(127+x2)>(671>x0&&(x1!!505))!!((x2!!x2)!!623>=126)!=(x0<=430)+(30<360))<=(((483<x3)<(x3!!640))<((x1>=x0)==(x1==x3)))+(((251>339)!=754-x2)<((198!=836)<(x3!=x3))))));
write (y)