x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x2+899==x2+166)!=(x3+x3==(x1==704)))!=((996>=536)!=313*x1)-((507!=x3)+(2!!723)))-(((964!!x1)-(931<=23)!!(631<=x0)<476-787)&&(x3+864<(x3>=x1))-((x3>=x2)<(67>=x3)))>=((((x2>=x1)<(631&&734)&&(828>=716)>(x0>923))&&((x1>=748)>=469*x3)-((95<x3)!=(x1<x0)))!=(((x1*767&&721!=445)>=((660!!579)!=(x2==466)))>((x2<x1!!(247!!x3))!=((346<962)>(979<=x1))))))!=(((568*x2-(x1!=x3)==((x2!=x3)!=(980&&994)))+((715>=x2)*(72>=925)<=(586>993)-(721&&x0)))+((((152!!692)!!x0*808)!!x2-x0==(941&&89))<(177<879)*(x1==30)+((823&&457)+(x0!!x1)))<=((((x3!!309)!=(x2>572))>=((x3!=x0)>=(x2>x2)))*(((14>=x1)>x2+x0)+((32>=350)<=x3+815))!!((x3!=480&&x1<=874)!=((194!!x1)!=(773!=344)))-(((487&&237)+(449<x0))+((604<=x1)<(x0&&42))))))>=(((((358<=214)!=(498>x3))>=(297!=545)-(397!!51))==(((x0!!x0)<=(189!=952))!=(x1==x2)+(365<x1))!!(((429!=x1)<(x3&&x0))<=((321==806)<=(x3>554)))<=(((696&&462)>=(x2!!960))!=(695<=81)+(948<=x1)))>(((949-x1)*(208<=810)<=((820!!x2)<x3*x1))-(((x1&&x0)&&x1<x3)!=(x0<x2)-(614<666)))*(((521!=x0)!=(346>=x2)!!584-188<(x3<78))<((x2>=589)<(538==x0)!!(x3-322)-(x1!!307)))!!((((40<=823)>=(x2!=x0)!!(615&&237)&&x0<=x0)!!((42<=807)>(x3>=322))!=(x1==194&&x1+595))>=(((x0*872&&x0+874)>((190!!387)<(x1&&714)))>=(((x3!!x0)&&(752!!40))>=(x0+978>(x0<=x2)))))-((((x2!!x3)==x1-x1&&x0*x1-(x1>35))==((x3==315)>=(x2>393))*(x2==734!!x0<x1))==((x1-x0<=(130<309)!!(x2>x2)>=(x3==310))&&((921>=x2)<=(x1<=383))-((52>x3)>=(712&&x2)))));
write (y)