x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((36*x0+(448+433))*(136+x1<(292>=x3))<=(((x0!=729)<=(x3<x3))==(991*1<=(979!=250))))+((x0<x2)-(x1==274)==((188<164)<(x3<=957))!!(523+x1&&671<=x2)*((648==541)+x3*416))<=(((346==244!!373-x3)==(x2-568)-(234!=x2))<(((642!!x1)!!x2>413)<=(370-x1)-(969&&x3)))+(((128+348)+(432>x0))+(x2>472)*(x1&&326))*((310==x0)+(x0==x2)!=(749*391)*(674==692)))-(((((x0>=46)+(821+x0)!=((479!=x0)<=(846!!700)))>(((855>58)<(x1!!995))!=(843!=x3)*(838*700)))>=(((x2!!x1)+(x2>=505)!!(790<=966)>(x3>=x0))<=((x2*x0<(627<=900))==((x2>x3)>=(658!!922)))))<(((311+x2)*(x0>=880)-((x2+11)+(x2<x2))&&(x1*57+x0*893&&(528>=975)==(442!=x0)))>(((x1&&479)+(339!=x3)&&(76<x0)>(x3>x1))>=((35>x3)<=(x2<=x1))*(582*x0!=(x1!!703))))))-((((((479>513)>(x3<118))-((x2!=x2)+688*x3))*(((142!!692)&&(x0&&268))>=((x0<=x3)<=x1+455))<=((770+127<=(x1<=x1))<=(552!=x3)*(x0>=x1))-((x3&&x3!!x3+x0)>(x0+42&&996+x1)))<=((((x3+846)*(x2<x0)!!(x1>783)<=499-x2)&&(622*676!!x2*915)<((104==313)!=x0+x1))>=(((145>34&&374!=470)!=((x0==x2)<x3+803))>((x2!!x1)*(x0-x0)>((x0&&x2)>(x3<x0))))))==((((223>=517)-(x2<927)<((503!=424)>x2*x1))*(((x1!!335)>=(x2>=x2))>((257!!x0)>=(x2&&668)))&&((x1!=x1)*(73&&x2)!=(x2-x3>(x2!!x3)))!=((256>=480)+(x3<=311))+((x0!!x2)<(x1==603)))==((((703<=84)!=(353!!x2)&&151*x1>=(971&&x3))>(((x0!!x0)>(x3==659))!=(x2&&x2)*(240+335)))<=(((402<494)==568+x1)<=(257!!x0)+(793==x1))-(((788==x2)<(x2&&x2))==x2*801-(291<=x3)))));
write (y)