var y;
var x0, x1, x2, x3;

x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((86+x2>(100<=602))>=(x0<=x3)+(x3!=234)!!((221<313)<=(565>=x0))-(761-x3<(x1&&321)))<=(((x2*x0&&978>=x2)!=(x2!!15)+(572&&886))<=((x1<992)-(x3>x2)>=((608&&x3)>=x3*742))))-((((318<x1)+(x1<=754)==((x3!=45)<(451==x0)))<((449<461)*(316+827)>((x3<x0)>(253!!x0))))>=((x1*456+(532-435))-((x3!!625)>(425!=164))&&(x1-600<=(105!!x2))>=((640<=x2)>=987-529)))!=((((361<x2&&24==770)*((655==917)<=(918<815))<(((879<x0)<(917==x2))<(x2>406)*(872<x3)))>(((x0<=486)*(x3!!353)>((596>=680)<1-718))<((114+189!=(209<760))==(x1>847!!735*670))))!=((((x3&&397)>205*60)-((x3&&556)>(279>568)))*((152+776)-(x3<413)<=(x2&&547)+(639>=445))<=((((99&&x2)<386*852)<((x2<x2)==(x1&&946)))!=((x2-386<=(x2&&603))<=((x0<x2)<=(x2!!x1)))))))>(((257-x1<=(647<=128))*((x2>x3)+(x1==x2))-((643+x3<=(455<x1))!=((997!!87)!!298==x2))!!((953-x2)+(x2<=124)!!(23>x3)==x0-x2)<((x2==551)-(812+x1)>((x0!!x2)==(896>=42))))*(((14>x0!!x0<638)+(x0-241&&402>x0))-(((x1&&x2)>(504!=644))==(x0>=555&&169+184))!=((364+135>(794==x0))*((83>x1)<(x2>=721))&&(x2*333<x2-86)>=(x0*x3<(567<x3))))&&(((411<=269)>(x3==498))+(299>=x0&&x3<=x3)!!(409>=690)*(x2-714)<((588>=x3)==(503!=x2)))-(((815>x1)-(x1<x3))+((x1==x3)<=(626!!835))&&(x2==x0)*(x3!=869)+((559&&x0)-(107>x3)))<(((30!!482)<(153!!x0))*(x2>=x3&&333-x1)>((x1>338)<=(x1==x3))-((893>x1)>=(438<=x0)))-(((452&&853)==(488!=x0))+(x2<=46&&x0>x3)<((x2!!877)==(807==x2))*((869<=677)<=(x0==589))));
write (y)