x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x1>803)==(314&&x3))-(292!=x3&&x2==805)==((514==404)+(644==x3))*((189!!x1)-x0*277))>=((x0<=x0)>901+598&&(x1<x1&&24<851)!!(x0!=746)*(x2!=x0)<=((407>x0)<402+734))&&(((x3+347!!812-x3)&&(290!=849)>=(825<=x3))<=((819==77)!=(x0==x1))-(x0*x2>(796==x2)))!=(648*x1>=957-248!!(x2<=x3!!570<=x3))*(((x0!=x1)+x1*x3)+((776-x0)-(x3>=x3))))==(((((148>=592)<=(934<=116))==(769<x3)-(414>=x0))>((147!=x0)*(x0==x3)<=(x1-x0&&(x0!!x3))))*((216-x2>=(421!!611))<((x0>x2)==(x1&&300))!!((476!!207)!!x0>=x1)>=(x1==x1)+(x3==x2))&&(((411&&586)&&x1>344)==(898!=907)*(x2>x3)!!(941+78!!x1!=103)>=((3>=x3)!=(772<498)))<=(((x3-120)+(908==x2)&&986*437-(x0>=179))>(367+478<22*471&&(129<608&&414>=568)))))==((((x2-861<=(x3!=966))!=((x2&&x0)<145-x3)&&((49&&x3)>(x2>=95))<(979&&51)*(x1<x0))+(((711<=323)*(373+335)>((x3>x0)<(752<=x3)))<=((x1>695)*(248==x2))*((x0>=268)*(x2<x2))))*((((202*x1!!x1&&201)+(616*x0>=(664==x1)))+((488&&x2)<x2*x2&&(x0==x3)-x1*x2))-(((256<x3)!=x3*x0&&(x3==x1)>=(x1!=x3))-((79>326)+(743>x3)<(823*608)*(x3<811))))<((((x0!=x3)==(282!!x2)&&(261&&x0)!=(x1&&458))<((935>544)-(326>=466)!=((x2&&x0)>743+x3))&&(((999>=x2)==(x3<372))+((464>=985)>=480+685)&&((806&&925!!x1>197)!!269*x2>=(x1&&x1))))==((((857!!x1)==(895!=x0))+((x3==410)!=x0+x1))-(((263>382)<=966+x2)!=((x2&&649)>493*x2)))*((((x2>x2)!=(653<=768))==(588+x0<(x1>x0)))>=((x1-x0&&x0<861)>=(x3&&579)*(452<x1)))));
write (y)