x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x1+769!=(486<=452))<(x0>=x2)*(958<356))>((992==403)<=512-31)-((671!!x3)+(741-x1)))>(((x1+x3)-(799-318))*(215*103!!x0+628)<((x0==834)==(x2<x1)&&(x3>=438)>191+x0))!!(((x2==x1!!304==x1)>=(35+715>(725&&x3)))>=((153==623)*(143!!x1)>((534<x2)>(x3!=235))))+(((593<x2)+(510>x3))-((293!=x1)-(919<103))>=((48!!x1)*(8&&953)&&(x0>=936)>=(x0&&x0))))<=(((((x1>x3)<(x3!!x3))-((x1<394)<(x0<x2))>(x3-198==(x3!!193))*((77!!551)>=x0+781))>=(529*x1-(770<=x3)!!(437==x3!!x3-444))+((x0-294)+(753-749)>=(986>99)-(863>=506)))<=(((853>876!!690==662)*(x1+x1!!(x2!!x3))<=((x3!!x0)<(959!!x0))+(x0>=x3!!18>130))<((718!!139)+(881!=802))*(x3-x3&&x0*x1)-(((x1!!134)<=(534!!x3))>((x3<x3)==x2-758)))))-(((((553>=x1)==(x3<618))<(424-x0)+(753!!231))*((x1+x3)+500*571!=(378!=x0)*(494<=136))!=(((x0&&x3)-(x3&&x2))+((533>=x3)>=(409!=841))!=((x1*534<x0*x2)>(x2-390)+(x1<847))))*((((582<x2)<x3*x1)-(40+541)*(793<=x1)&&(836-x1!=289+56)>((x3==x2)!=(595==180)))<=((187*746==(x0>21)&&(148-x1&&(x1!!415)))<(((709>=x3)==(x2>=x1))<(x3==x2)+(x3>=865))))<(((165-53)-(x2!=x2)==((548<=504)>=930*x3))<=(((x0==60)<(x3<774))>(769<=x1!!928*587))&&((x1>755)+(x0>411)>(534+228!=x2-x2))<((734-408)+(953!=x2)<=(134!=x3)*(714==x0))!!((x2-701>=(436&&x0))==((78>=965)==(x3<=179)))<=(x3+x3==(700<x2))-(326>=x0)*(x2!!x2)&&(((x3==868)<=(750&&x1))==(483<=763!!46-x0))!=((x2!!503)+(x3+186))-((300>=x3)<(x3&&x3))));
write (y)