read (x0);
read (x1);
read (x2);
read (x3);
y := ((((((365!!28)>x0-185)*((x3!!859)*(828==965)))*(((x3&&763)-(729>114))+(x0==515!!x2+x3)))*(((340<=x0)!=(532>=188)&&(x3!=x2)>=(x2>=674))*(((139>=x3)<(519<x3))>(535>114!!x1==x0)))>=(((x3<x2)+x2*x3<((x3>760)>(295!!362)))*((82!=276)+(x1==x0)<=((x0>x1)==(x1==136)))<=(((x1!=172)*(x0*x1)<=((x1!!x0)<(753<719)))>=(233*607+(761>=x3)==(x0<841)-(252+761)))))<=(((((x3!!564)==(991!=996))!=((x3!=x0)>(x1<264)))<((x0!!x3)*(x0+x1)<=((x2<x3)>=(131!=x0)))!!((475!=904)==320*203!!(x3!!x2)<=(x1<x2))*(((400>x0)>=407+888)<=(976+x0)-(733<478)))>((((x0!!833)+(82!=297))+((x2==730)<(x1>x2)))*(((x0>x0)<=(x3!=x3))<((x0!!x3)<(452>=630)))>((((x3!!803)&&1*675)<(x0-x2)+(419+93))<=(((58>=x3)==541*22)<((573==904)>=x1+x3))))))>((((753!!434)==(289<=779))*((x2!=x1)+(x0>=x2))+(((x1>653)>(x2&&x0))+((x1==x3)<x0-925))==((x3>x3)+(x2!!x2)<=(x1*122!=x1*x0))+((x2!!634)-(765<=14)>(x1&&249!!554&&x2)))>=((450*x1>=744+x2!!(805!=616!!414*180))>=(427-691<(736&&353))*((587!!x1)+(x1&&x3)))-(((x0*x3&&(213!!47))&&(x0>=617)-(x1!!x1))<=((x3-x2>=(257<6))>((171!=383)>(x1<x2)))))+((((843>624&&x3<=579)+((x3<=x2)<(x2>=45))<((577>=937)*(870*953)==(x3-x0==(819!=x0))))<=((x1>x3!!x0+990)!=(x1!=52&&x0>268)&&((169!=111)<=(x3&&x3))>=(x0<=x0)+(x0!!x2)))<=((((140==x3)!=x3+54)>(714+667)*(338-897))*((361>157&&x1>=x0)!=(x3>=x0)*(580*207))<(((x2>46)<=(x3!=x2))-((734>=x3)!=(331==x0)))+((252+180)-(x3<=x2)>((916!!x3)>=(x1>=x2)))));
write (y)