read (x0);
read (x1);
read (x2);
read (x3);
y := ((((((695*x2<=(798!!316))==(x2>=648)+(x2&&986))>=((12<198)<269*x2)+((x1&&488)+(x3!!x3)))<=((42==x2!!(593!!165))>(x3!=x1)+(x0>645))-(((x0<=280)==(x3<=x0))!=((701<425)==x0-x2)))!=((((851==982&&743>103)&&(x1>=346)<=x1+438)<((684&&506)<=(x2!!x3))+((939!=121)<=(x3==x0)))>(((721*x1==(897<231))!=((197&&105)&&x0>x1))>(((x3&&x3)&&x2>=56)<((x1<215)==(706>x3))))))>=((((((4>249)<=(508!=29))==(43==229!!56+53))>(((x3==976)>915*x0)>(x2+179==x1-x1)))==(((x0==273)!=(501<=51))-((x1!!x1)+x2*x0)>=((x2>710)-(778!=x1)<=((x1<72)<(x2!=587)))))>=((((x0!!369)<=x1*488!!(573==531)!=(x0>x3))&&(373>x2&&(x2!!839))<((350<=x3)<=x1-73))>=(((892!!412)-(209>838)!=(x2>x3)-(837<=x1))>((x2&&597)+(x0<=x0)<((x3!=x2)!=(x1!=402)))))))-((((37-x2==x0+x0)>=((489<892)==(x2>=x0)))-(((x3!!661)<=(x1>x0))+(x3-x2&&95*x1))>=(((x3&&x3)-(x3!!911)>(x2+434&&(x0!!x1)))!=(341<x3)*(946+511)+(573+174&&(x0!!187)))&&(((320-777!!732<=x2)>((814<=584)!=(x3!!x0)))!=((x2>=539)==(122<x2))*((x1!=547)!=(378!!x3))!!((587-610==(829<x2))+(160+x1!=(593>30)))-((337*x3<(x2<674))<(x2<436)+(x3&&294))))&&((((155<=x2)-(x3+169)==(x1-166!=(x2!!188)))!=((x3+x2)+(x3<=447))-(983-x2>=(127>=x0)))+(((x0>x2)-766*x1&&89-x0>=(x1!=0))&&(918!=865!!(946!!x2))>=(x2-557)*(130>=589)))*(((991*360+(x0>x3)!!(x3>x0)-(x2!!x2))&&((485<=x3)!=(300!!x1))<(198<=776)-319*203)&&(((392>689)<=x2-x3)<(x0&&311)-(863<=x0)!!(x3*900)*(446!=113)>=((577==177)>=(x2<71)))));
write (y)