x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((801<=148)+(x1>=x3)>=(x3!=x0&&x0==x1))-((220>=x1)==(366!!x3)&&x2*x0<=x3*177)>=(((x3!!893)<=(x0!=353))*((272>503)>x0-x0)!!(124!=x3)*(492!!1)+((936>=x1)>(x2&&805))))>=((((765<=569)*(944+136)<((337>=433)==x3*x3))>=((x1<x1)*(x2>=x1)==((x2<x2)>(711==218))))<((487>233&&x2+x1)&&(516+x2)+(x2!!199))-(((831!=949)<=(x3>x0))==((48==x0)!=149*x1))))+((((570-154!!379>=25)*((926&&x2)>(x1&&x2))&&(49*x1>=x0*840&&(196>x3!!x1>=93)))>(((470==508)!=(560!=x2))<(71-679)+(292!=x0))-(724-828==(542<=x1))*(769*585!=469*678))+(((((437!!781)<=(x0&&685))<=((x1&&318)>(505>393)))>((x2>887)-(x3&&776)!!(234>=x1)>(x2!=138)))<=(((x2*279!=(789!=x1))!=(503<=483&&x0<x2))>=(((54>=x2)<=(79!!x3))==(204<638)+(212<=281)))))&&(((((x0-x0==(x0!=643))<(527*x2&&123>x2))<((x1&&707)>x2-x3!!(x0>x1)*(214<=414)))==(((373<x3)<(x0&&182))+((520-x1)-(x0!!224))<=((x0*888!!x0&&260)<(x3+x2!=(504!=253)))))==(((900!!850)==167*x0)+((286==x1)>x2-x2)>=(((492!=x2)>512-x1)<(x3>=x1)-(x2<=245)))*((763>x0!!701!=x1)==((926!=369)<(993<x3))&&(x3>x3&&x3==964)<=(x2>467)-(x0+148)))<((((568>=675)>(x2&&393))<=(x3+872<=278+x0)&&((910>=847)>=(348!=x1))!=(x3<x2)*(582!=988))<((((654<=198)<(349==x2))>=(824+153)+(x1!=720))<(((x2>842)==(149&&772))>=((31==x3)<(961<=904)))))-(((((503<=x2)>=(x0>=914))+((x3!!659)-359*x2))+(64*x2<(197&&x2)!!(576>229)+(745!!x1)))-((474==415!!(509!!426))!=((663>=252)>=612*832)!!(715<=x3)*(151>=x0)-((x0!!925)-(323!=444))));
write (y)