x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((536!=x0)<=(800>x1))-((8!!927)==(x2==692))!=(((x3<146)==(x2<x3))>=(x2-20)+(288-963))!!(x3*176!!(x0!!x2))<=(268<=314)-(201>x0)&&(x1!=867)-(x3<=x0)<=(878-x1<(118!!764)))+((((478<753)-(197<626)<(250-152>=x3-x1))>=((x2*x0==x0-829)>(x1>610!!(848!!235))))>(((x0>=944)>x1+x0)<=((x2&&x0)<=(x3&&x0)))*((255+x1)*(x0<=x3)>(906+106!!356*x3)))==(((((x2>=971)==(x3>=192))>(x1<=928)+(x1<=306))>=((528>=983)<=x2+x3)+((819>=297)<=x2-852))<=(((x3>=x3)*(8-446)<(561+21==(x3<985)))<(905!=x2)*(x1>=x0)-((x2>=173)<=(823<=899))))+((((458!!x1)-(883<x2))*((46-x0)+(331&&x3)))*((911-454>(47!!x3))-(817-706<=(98>=728)))>(((675==x0)==(x0!!146)!!x1*25<=(x2==x2))!=((872<x1)+(x1&&719)<=(x0+296>x3*66)))))*(((((166+598)*(x1*710)>=(920&&571)*(320!=924))<=((x3*597>(843<=x2))==(x1+x0>=695*x0)))*((((194!!854)!=328+254)<(x3!!x1)+(12+369))*(((x3!!58)==(x3!!x1))<((x3!!206)<(x1==x3))))<(((x1>x1!!x0<x0)>(x0+x0!!(31!!x3)))*(((476&&x2)>=(x3!=x2))==((x3>=853)!=(1!!667)))&&(((x3>=44)<(162!!x1))<((x1>902)<=58*x1)!!((476&&534)==(561<=725))*((x2&&707)<=x2-x2))))+(((((x3&&x0)<=262+x3)>(669!=100!!x3+363)!!(x1*x0>x0-x0)<(x0!!143)-(x0<=x0))!=(((146>x2)!=(x2==x2))-(x3<x3!!x3!=841)<((267<=x1)*(667&&467)<=((x3<=899)<(x2>292)))))<=((((x2==x3)>=(x3>=x1)!!183*295-(483!=934))<=((x1==x0)*(x1>=569)&&247*x3!=(85==x1)))<=((x1<=586&&(932&&592))+((575!!201)==(414==741))==((287>=x1)<=(853<253))*((481!=x1)-(553+967))))));
write (y)