read (x0);
read (x1);
read (x2);
read (x3);
y := ((((897*x0>(x2<694)!!(x1!=369)*(x1&&854))>((x1==779)*(234*x3)!!(958<=x2)*(x2*x2))!!(((15>947)<208*517)+((516>x3)>(x0&&x2)))-((x2>x0)<=(743==951))*((672+x0)*(574>x2)))!!(((969!!x1)>=950-269)<((x2!!406)>(776!=956))!!(27>=240&&(x2!!254))>=((978&&x3)!=(123!!277)))<(((x3==x3)==x0+x3)<=((96&&52)>=(342!=363))&&(x0<x1)*(325>770)==((x3!=296)>=(x2<x0))))<(((((162&&988)-(219<=x3))*((x1&&327)<(x0==x3))&&(x0<x0)+(936<x2)>((162>551)<=(x0&&216)))>=(((x3-x1!=(x1&&781))!=((x2&&437)>=(x0!!807)))>((565>737)>(x0==x0)&&(968<=x3)<(x1&&x3))))<((((x1>=x2)>=(373<x0))>=(959>=41)+277*x3)<=((x1<=x2)+(x0>=x0)<((871>=297)>=(699>=632))))-(((x3>=x0)-(910!!x1)<=(x0*x2>(x3<x1)))-((x2&&71)<x2+x1&&(x2!!175)!=x1*x2))))<(((((x0&&374)-(845!!738)!=(64!!887)+(394!=x0))<=((390>x2)!=134+x1!!(194-462)*(576>x1)))+(((x1>=x0)*(702<=x1)<(x1+x2!!495==632))!=(((744==x1)>x2-487)!=((x1<152)<(861==191))))<(((589==x3!!452<10)<=(x0<x3)+(x2>=884))>=((x0<=391)*(x3!=606)!!(199<x3)<=(x2!=x0))&&((x3==561!!x2<=697)!=((x1&&x0)<=x3*241)!!((x2<452)!=(x3>=714)!!x0+x3&&x0+947))))!=((((799-x3<(x0!=672))==((x1!!738)<=x0+x0)!!((749&&119)>=x3-x0)*((323&&x3)!=(32<=250)))&&((145&&x3)==(x1==x1))-((x3<=133)+(x1+x1))>((352+853)+(x0-931)>=((482==144)<(x3<=478))))&&((x0+951&&497>492)-((x0&&x2)!=(x1<=x0))>=(((x0<=x1)>(x0>x3))>=(x3>x1)*(x3*624)))+(((x3<=399)==x3+499)-(52!=x2&&x0>=x2))*(((x0==x0)<x0*169)>(444-x0)+(x2==x3))));
write (y)