x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((480>9&&926*x0)*((295>476)>(327==x3))>=((275&&257)<(27>x3)&&979+453>=(x1<=x2)))>=((x1<x3)-(310<x0)>(x1>852)*(x2>=x0)&&((x1!!275)<(433&&x2))!=((132!!x3)>(x2!=822))))*((((159==455!!(257!!564))<=(228<=x3)+(x2-x3))!=(((x0&&x1)>=43-768)<(x2-458)-x2*x0))-(((x1+x3>=617-770)>(76!=x3&&180*x2))<(((66&&x3)==(910<=944))!=(x0>=x1)+(x0!=159))))<((((671<x1)+(x0+x2)!=(419&&x2)+(x1>8))+(((985&&x0)>(x2==964))-(493*x1<=82+x0)))-((((430<=x2)>(x0<=x1))<=(644+x1>(746>=87)))+((x3<x0&&71+x2)+(406+x3>=512*400))))+((((x3<163)==(x1>328)!!487-x1>=(x1<x3))<=((x3&&806)<(x3&&686)!!(x2==x2)!=(918>=x3)))!=(((271<=648)!=(438&&301))*(65-874&&(x2!!493))<((x2>x1!!718+x1)<=((78!!x1)<468*59)))))>=((((x3>x2!!242>x2)&&397-x2<=(x0!=x0))!=(661>897!!11-x0)-(x3>=656)*(265&&696)&&((x2>=175)*(x3<162)&&x0*x1==(787>=188))*((x1>=489)-(x0-x2)<=(512-x1>=x3*x2)))&&(((x3&&301!!847!=x2)&&(137>=x2)!=(x2>x0))<((59==841)!=(x0<=175))-((x2>=424)-(990&&727))&&((247==91)!=(x3&&802)!!(110<=x3)<=(809<=x0))!=(356-408<112+x2)-(x3*x2>x1+291))!!(((x0*x0-(382<x2)<((x0>17)>(x2==478)))<=((x2!!x0)*(622>=584)<=(646*x1<=(477!!x0))))!=((559-x1!!x3!=x1)-((x0!!888)&&x1==x2)!!(796!!470)+(x2<680)==((639&&x1)==(139>x1))))>=(((705>=10)<=950+x0!!(x2>84)>(56==669))-((352*859!!377<=x2)>=(512+x1!=(x2<=622)))!=(296*10>(x1!=676)!!(657<=x0!!554<=106))+(x2*73-(445>x2)&&(839>x3)>(182>x1))));
write (y)