read (x0);
read (x1);
read (x2);
read (x3);
y := ((((929!!x3)>(x0==x0)!!(528>x3)<=(x1!=x3))-(((287+854)+(856<x1))+((x3<21)==(33&&786)))!=(((971!!78)>=x1-95)-((43<732)>(x3!=x3)))*((x1*x0&&(142!!x0))+((x0>=x3)<x0*x3)))+((((x2>x1)*(x3!=x1)>(x0<=15)+(x2!=x3))<((562>x1)+(387!=709)&&(409>=x1)<=(504<407)))>=((369==x2!!(x3!!x2))<=(942-x1!!x3*x1))+((278!!x2)*(x0&&x1)<(x2+x0==(857>67))))<=((((490&&259)-(x3<x0)!=((x0>=225)>=(x2!=718)))>=((164-x1<52-x2)>=(748&&x3!!(x1!!x3))))*(((391==x0)>x2*x0)*((941==x3)-x0*433)!!(423!=x3&&(x0!!x2)!!(x3==320)<=(615!=x3)))==((((67<=x1)>=x2-65)+((18!!618)==(925!=x1))>(x0-x1!=(x3<=934))*((x1&&322)<(x3!=x2)))<=((((121>=729)>(x2!=x1))!=(x0-x0)-(574!!x0))>=(((x0>=662)>=(x1==x1))>=(x2*771==(609>=x2)))))))<=((((((x1*610!!714==96)!=((155!!186)&&614<741))==(((150&&x3)==(x3>810))<=((x3!=x1)<=(323>=571))))!=(((x2-333>(843&&946))<(748<74&&174!=254))>((272+326!=(x2>=x1))==((988==x1)!=(x3==x3)))))==(((56-x0)*(x1>175)==(x2-379<(446==x0)))+(((x3<x1)<888+x1)<(963>=799)-(x2<=x1))>=(((x1<x2)!=(x0!=x2)!!(456<717)!=(920&&155))==((96==x1)+(x1>=x3)<(x1-824!=(x2!=x0))))))==(((((x2&&x1)==(x1>=x0))==((557>=x1)<=(x1!=648))&&((390!=829)==x1-x1)==(x2>x1)*(x1<=x3))==(((618&&x2)-(103!=965))*((x0&&575)!=(x2!=710))==((815==775!!x2<=552)!!x1+x0&&x0>x3)))<((((x2&&x1)>=(836!!227))!=(558+x2>477*x1))<((x1&&x1)-(x3==x0))-((146<=685)-(x1>=424))&&(((x0!=290)>=(392>=92))!=(x0-840!=(x2&&429)))==(((x2<=x3)>=(40!=742))>=((x1!=664)>=820-x2)))));
write (y)