read (x0);
read (x1);
read (x2);
read (x3);
y := ((((((x2!=658)==x1+22)<=((x0>x3)<=(x1&&x1)))-((575<582)*(x3+x2)<(x0!!x0)*(82+x3))!!(x3-x2>x3-444!!158+988<=(424>=597))+((133+x2)-(x3!!x0)!!(395&&x2)==(x2!!436)))>((((x1!!32)*(x0!!x3)&&x2-x2>(x3<x2))>(182+x2==x3-385)+((x0+x0)-(841+696)))>((698-x3>=x0+275)*((x0<=850)<=(232!!461))!=(((210>x1)>=(x1!!x2))!=(451+x1!!22==346)))))!=((((x0!=x3)-432*478!!(x1*x2)*(332>=x0))*((x1!=x2)*(x1&&x3)<(2*589>=(x2&&x3)))!!((726!!30)+(x2!!x0)>=(x1<=630!!147<=x2))-((x0*14<(35==x0))<((x2!=351)>=(x1<x1))))&&((((x2&&936)<(x3>421))>=((x3<=444)<=823*436))>(((934>=404)<=(661!!663))>=(974+421>=(x1<=x1))))==((x3==x1)*(x1&&x1))*((x3&&x2)>=(x0!!x1))-(x3-x2==(188==x2)!!(x2!=274)<=(x1!=x2))))==(((((x0*x1<(x0<=253))<(x3+458&&24<=622))>=(793+662!=(767<=559))+((297>x1)+(514<x3)))<=((((547>723)>=x1*x2)<(127*x3!=29-497))<=(((123>=441)<=(939!=x3))!=((776==x2)==(886&&121)))))-(((23<x1)>=(x1>x3)!!514*x1+(173!=262))-(825*x2+(x0-x1)>((98!=x1)!=x2+643))<((((992>=654)<=(420<=873))!=((x2!!316)!!x3<=942))==((x3<749)-(x3!!62)>=(x2*x3)*(946-303))))<=(((((656>580)*(x2==x3)!!(x1>=x3)-(222!=307))!=((528>x2)<(934!!x3))+((x3!=71)==(286>x2)))<((745+x1&&(x1&&951))*(175-x1&&x1-541))*(((x0&&x1)*(305<950))*(267==x2!!x2>132)))<=((((x2<231)+(756>=959))+((x2!!x1)<=63*x1)<(((x3<=x0)>=(356<=x3))>=((x1==x2)>=27+x0)))>=(829+182&&x1==285!!923*x2-(x3-947))+(((x1<=x2)!=123+799)>(274==x3!!615<x0)))));
write (y)