read (x0);
read (x1);
read (x2);
read (x3);
y := ((((((x2==76)>=(594<x3))*((x0!!809)&&213+923)!!((x2!!x2)>=(x1<x2))<((x0<130)!=(x2>=x1)))-((((163==672)<(259!=687))<=((x3<=983)<x3-433))<=(((80!!512)==(x3>=x3))>(335-x3<(870<191)))))-((((290<=x0)<x0-x1!!(230==x3)-(989+972))!=((x2!!515)!!x1!=x1)+(x0+x2)*(x1>=534))==(((x2==728)-(98>=941)!!(x2&&x3)-(x3!=732))&&(781>=x0&&170<572)+(x2<429)*(715!!539))))+(((((x3<=x3)<(x3>=477))+((28!!864)>=(845>=x1))!=((x3&&x1!!(x0!!x3))!=((x1!=501)>803+832)))<=((782*x3>=(x0&&x3))+(x1==517&&x3!=x2))+(((145<11)==835+66)==(407&&283)-(x0<806)))>=(((x3==x0)*(940==x1)+(x0<x0)*(843<715)!=((515-x3)+(x2<x0)==(x3<704)-(613!=240)))<=((((x0<974)>(100>x0))<=((243>=116)!=(595&&x3)))>(((147>562)>583+x1)<=((905>x2)==(x2&&x1)))))))*((((((x0>x0)<(902>404)&&(x3>=x3&&304*284))&&((255<792)*(370<=x2))*((74<645)<=(x0!!945)))!=((((176&&x1)>(x0==x0))<=((x0<317)==(499<x3)))==((x0<x2)-(x1<307))+((681<=x3)!=(644!!160))))+((((x1>552)<(111&&x1)&&(x0==996&&x3>=582))==((526>745)==(969==256)&&x3-x3<(642<x0)))!=(((229+x3==(x3==x0))<=((228>=762)>=(692>11)))>((292-193>=128-378)<=((x2<=x0)>=(x2>283))))))-((((502<x0)!=(x1<919))-((x2>=x0)>816+415))*(((x3>=x2)+(175<437))*(315+228==(265==x0)))>=(((518==225)*(266-x3))*((778<843)>=379+x0)>(800==699&&(x1&&x1)!!(482!!x1)==(x3<=759)))&&((((88==902)>(x2>x0))==((x1==x3)!=(x3==721)))==(((303!!x3)<=x1-979)!=((x0!!x2)<=(x3<=x2))))>(((180!!x0)<856+x2)>(x3>x1&&762<x3))*(((175<=x1)!=x0+x0)==(x2>=x3)+(814==x0))));
write (y)