read (x0);
read (x1);
read (x2);
read (x3);
y := (((((x1<=35)!=(709!!272))+(x2!=301)*(711>x1))*((667+571!!276<=171)&&(531<x2)+(877<=890))<=(((x2!!x2)<=(599>x1))==(x0<x2)*(x1!=895)&&((x3&&627)!=715-x2)!=x2*718-(x2-x1)))!=((61*x1+(x0!!x0)<=((x3!=x3)!=(x1<x3)))!=((841>x3)>(719!!x1))*((575==x3)-(x2>157)))-((x3==403&&(494&&x1))-((x1>=x3)<x1+393)<((306-x0>=(320==x2))!=((x3>=x2)>=(374&&673))))&&(((569<=115)<=918-x1)-(x1+x2)*(x1-823)!=((390==x0&&x3+x2)<((241>423)<=(602!!x3)))!!(((x2!=x0)>=x3*848)<((375>921)>(x3==70)))>((906==855!!x1==330)!=(679+x2!=x3+618)))==(((840<943)*(x2*801)<(x2>=935)+(254&&x3))-(((x3>x2)+(x1&&458))+(x0-158<(222>x0))))*((x3*81>=(x0&&769)!!(x1>=632)>(x0>x1))>((x0-x3!!x2+x1)<=((x2!=x2)<(658&&x0)))))>((((((565!=296)<=(434!=790))-((176<=x1)+(704!!912))!!(x2-x0>=(x1<931))!=(395+x1<=x0-x0))!!(x1*x0+(x3-989))*((x3<=102)>=(x2!=946))<=(((x3!!x3)<=x1+x3)==((139<=111)<=(743>=888))))<(((114+x1&&x3<x0)-(239+x0<x3*x1)!=(((450==x3)!=(x0<x1))!=(170>x3!!x0>909)))<=(((475<=x0)>x3-324)>(x3<x2)+(135<=927))+((x2!=717)+(781>=x3)==(840-x2==(277!!x3)))))>=((((614&&x3)+710*26!=((x0!!677)&&495>x0)!!(x1*x2<=(x3<=751))*((853<x2)==(x3>784)))>(((326<=328!!x1&&x3)!=(x3*257==(x2!=501)))>(((x3>=x1)!=(x1<=596))>(76<=x1)-(x0+x3))))>=(((x2>534)!=40-888)*((x0&&756)+(x0-767))<((x2+x2)+(544>285)>((x2&&x2)==649*374))&&(266*x0!!(957!!x2))+((618!!602)==x3-x0)<((x2<=x2)*(931-820)<((x2&&656)!=(22==460))))));
write (y)