x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((411>=x2&&156>=690)<=(29==16&&x2==x2))>((x1>=308!!x3>x1)!!(941!=x0)-(x2+x3))!!(((299<=249)<(920>=x1))>=((960!!775)&&(x1!!977)))+((629+441)+(367<x3))*((x3<x2)-(57<494)))-((((x1==x0)+x1*x1>((768!!x1)>x1+x2))<((x2>=680&&264-303)&&415+x3<x1+x2))!=(((572&&x3)+(174&&x1))+(x0+419!!x0<x3))+((x3&&693)+(305==218)==((457&&x3)>880*x2))))*(((((x2+x1<=(930!=950))<=((x3&&148)>=(x3>=983)))>(((88!!539)!!465+725)!!x1-89&&453!=x0))==((41+x0>x1*x0)<=(x2-x2==(x2<=x2)))+(((713&&915)-(x2<167))+((583!=325)+(x1!=836))))>=(((x0+697)*(204*x3)&&(756!!456)<=(x0<=53))>(((31==x2)>=(x3<x3))<((x0==x2)>x1*x1))!!(980+505!=(x2!=x2))+(917<=872&&872-x0)>=(((x1<=x2)!=(x1>x0))>(421<=59)-(908<=423))))-(((((x2<785)*(x0==522)>=((874==33)>=x2-x0)&&((x1>=x3!!x3<=x1)&&(x0>=x2!!104*269)))>=(((638>914)<=407+363)+(x0*x3<=(x1<=x1))&&((418>=510)<(480<x1))<(x3>=917)*(124!!868)))>=(((((7>x0)<(821&&713))<=((x1!=997)>(x3!!x3)))==((422>x1)-161*x1&&(362<x2)!=(x3==90)))==((x1==x0&&(x3!!x3))+((x2!=329)-(x0==745))&&((x2&&194)<x1-87)<(538>=89!!(x0!!907)))))!=((((((x0!=x3)<=345-x0)<(833+16&&x1<x0))<=(((x1==x3)==x2-938)>=(x1<=77)-(x0+x2)))<((((x0<=x1)>=x2*x1)!=(14!=x3)*(420-x0))<=((x2-30<=(x1!!x0))==((312&&623)>=(x0&&x3)))))>=((((491-816&&(758!!647))!=((x1==959)!=(x3!!x2)))>=((391+989<=349*x1)<=(143>=748)+(310-609)))>=((713-x0!=855*19)-((x1==298)==(x1==963)))+(817*x1<=(x1==x0)!!(x3!!997)&&x0+176))));
write (y)