x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((728!!685)-(x3-854)<((270<x0)<=(x3!=x0))!!(554<887)*(636&&558)>=(456<=407&&227>=83))+(((184<727!!624*x2)<(x1==890)-(275!!92))!=((948*116)*(x2<=846)<((2>=x2)==(x1!!143))))<=((((557>842)+x3*x2)*((211<=786)<=(509<x1))<((x2!!336)!!x3==x3)*(x0<658!!362==229))<(((300!=x3)==(531==148))==(x2*x1!=(x0<x1)))*((605==x0)*(x0+x2)<(x0-946>=(x3==x3)))))<((((32>309&&(966&&434))&&x3*x0!=(308<=x2))*((987-924!!469>111)-((x3>x0)==(411<x0)))!!((x0!!x0)==(660<=58))-((x3>=x3)!=(x0&&x1))==((x3&&x1!!x2-x1)!=(x0-x3>=(x3!!x2))))&&(((396>=42)>(847<=457))*((658!=x3)==(x3>=358))==(((98>x1)<(x3&&x2))>((x1&&x3)<(474!!x1))))>((((x2<=x1)>(513<668))<(360<793)-(x3&&16))!=((x2==x1)<=(x0!!x2)!!(x0!=960)<=(858>=x2)))))==(((x0*x0+(x2-98)&&(x2<x2)<(315>=624))*((960*x3<(x3==751))>=((609!!x0)<(357!=869))))*(((x3&&19)-(x0<x3)!=((x2<=911)!=(x1>=x1)))+((x1<=807!!x1*x1)>=((210&&882)>(4>=x1))))+(((478*237<(601!=x0))-((x0<=668)>=(x1<=47))>=(((110&&x0)<536+x0)>((777!=x1)!=(556!=422))))-(((828>327)+(x1-x3)<(x1-542!!(467!!x2)))<(490<x2)*(x0>x3)+((289!=72)+(601!!625))))&&((((973==829)<=(x3<=x0))<(232-x0>=x1*x0))+((991-741)*(x0&&x2)<(136<496)*(x2+x1))!!((x2+x3)*(x2+x0)!!(x3-x3)-(x1+x0))==((776!!983)&&x1<=994)+(703<306!!x0+554))==((((583>929)<=(x1&&x2))+((x3!!705)!!x2*714))+((x2<=92)-(15==x3))*((x1!!444)<(x1<=x2))>=(((x2!!x3)-(x2+263)>=(x0!!600)-(9>=x2))<=(x1+244>=(359>=x3))*((230<568)<(x1>25)))));
write (y)