x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((x0==x1&&x1==x0)&&(539<944)*(779>=x0))<=((347<x0)+(x2!!376)!!x2+465<=(893!!x3)))!=(((744<=423)+(x3-x0)>=((x0!!382)<=(x0==336)))!=(((x3!=x0)<=(x3>346))>=((406<=x0)>(165>222)))))<((x0-x3<x0*803!!x0*x2==(323!!x3))*((584>=x1!!x2<=140)>(884>=x2&&121<x0))<=(((935&&119)<=166*x3)*((x3<x3)<=x0*345)<=((743&&x0)&&x3<x1)-(x0*387<=(x2&&83)))))>=(((((x0!!x3)<=(555!=507))>=(257<x1!!x2==x1))<=((x3!=129!!(82!!205))!=(x3*x3!=(x1>=x3))))==((((185!=x2)<x0+x3)>((x1<726)==(x3>x1)))==(((x2<442)>=32*x3)!=(x3<x1)-(523==x1))))-((((732==935&&(796!!555))&&(115<x2&&x0-539))<=((747>=x1&&310-x0)<=((552&&x1)>=(394!!499))))<=(((193!!x3)-(x0==571)==((x3!=x3)<(477<393)))>=((x3==957)<(x2&&100))-((159&&x0)>=(x3>916)))))>=(((x1*802!!(x3!!413))<=(591*350>(694!=906))&&(x3!=551)-(792==673)>=(x3*689!!987-x3)!!(((x0!!x0)!=327*x2)<=(549*783>(x0<=x2)))<((514<=x3)-763*658>(525-x1>x0*x3)))-((((x1>=x2)<(x3>=x1))>=(796>x0!!965!=305))*((x3<=863&&x3*x0)<=((927>=x3)>x1-337))<(((x3-x2>=(874>836))<=(x3*540)*(x3<=264))!=(((x2<x1)!=(x0&&x0))<(410>=721)+705*600)))<=(((((x2<x3)>=(332!=155))-((666<937)==(x3>973)))-((x0-568>=(824<=x0))>((893!=x3)==(x2&&x2)))<=(((595!!x3)<x2*252)+((810>196)<=(x0==x0)))+((x3<=x2)<(44<158)&&(x2>=695)>x0*x3))==((805-56<=(x2&&962))*((x2>=789)!=(x3!!814))-(((846<=x2)+(x1+37))+(290<x2!!x2&&x0))!=(((x3<=626)-(x1>=x1)<(x3+124)+(x0==x2))>((901!!x0)==(995==x3))-((471>x1)>515+604)))));
write (y)