x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((431==x0)-(x2!=x3)!=(579&&761)-(6&&x0))+((694+x0)*(x1*x2)>=(113-x0>(111==x3)))>=((x3!=885)>=(x3<=x0)&&(950>783)+(950==602))-((264<=45)==(234==x2)!!(x0<x3)==(x3!!79)))==((((449==721)<(x1!!594))!=((246<58)<(174>x1)))<((959!=x0)-(x1+x0)>=(x0*326!=x2-908)))-(((896!=134)-(897!=555)!!(946&&x3)+(x2==x0))-((x1-x1==474*917)<((980!!434)==x0*148)))&&((x0-210<=x1*114&&(982&&x1)-(x1!!x1))<(((699&&x1)!=(205!=x1))<=((930!!850)>(x0>=x2))))*(((x1*x2&&x1<685)<=((429>=591)>572-126))*(((x2!=340)-(x1+x3))+((331<x1)>=x1-46)))>=(((x2==x1)+(x2>=252)==(x3<=264&&x3==991))-(((x3>=x3)<(x1>x2))>=((x1!!x1)!!x2!=186))!=(((x1!!x2)&&582<517)>=(888!=449)*(336<=698)!!(x2-458&&(x1!!965))>=(x3&&380)+(566==525))))>((((876+x1<=(56==x0))*((x1!!x0)+380*276)<((x2+441==(x1>=868))<=((347>=x0)!=(x2<=320))))-((((491<x3)!=(526<x0))!=(731>=54)-(x1>x1))>(((876&&536)<=(x2!=383))>=(596-x1>=(x3<x2))))<=(((971!=x2&&663>666)-((948>x1)-(x0!!246)))*(((268!=31)>=(820>=x1))>=(230<=406!!962<=x1))<=(((782!=x2)>=x0-x3)*((x2>836)+(x3==x1))==(((715<81)<=(622<x2))<(894*x0>=117*610)))))>(((x1>=x3)-(85<406)!=((65<=x0)<(x1>328)))+((16==x0)-(x1+x2)<((527>390)==(571!!243)))&&(((854<x0)==x0+x3)!=((x2!!x0)<=(x1<779))&&((346>844)+(x2<315)!!(x3-929)-(748<=817))))*(((x0>=342)+x1*935>((x1<=x2)>x1*x2)&&((627>=x2)<x2+846)*((x1+771)-(x1!=49)))&&(x1*902-(18-x0))*((476<=264)+x3*355)<(((297!!x0)>(x0>=971))!=(x1!=x2)-832*x2)));
write (y)