var y;
var x0, x1, x2, x3;

x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x0*835<(x1!=840))<=((x1&&x0)==x1+x0))>=(((x0<=x3)!=(267==x3))<=((913>x2)==(x0<x0))))+(((x1&&487)*(x1>=791))*((x2<=x1)<(x2!=x2))>(((x2>=x0)==(912<187))!=(361>x2)+(x1&&x2)))<(((100!=x2)-(x0!=59)!=((x1>775)==x1*x1))==(411>277!!x3*x2)+((x2==x3)>(x1&&x0))!!((54<=x0&&141*x3)&&(529<963)+(x3>=x1)!!(322-342!=485+x2)*((248+x1)+(x2-489)))))>=(((((325&&203)>=(x2<=x3))>(786<675)-(x0<315))>((602&&363)*(x2<=x0))*(x1>=x2!!(x2!!x0)))<(((841<=x0)<=(x0>x0)&&(x1<=475&&(533&&399)))>=((413*874==(371>=x1))<(x1>=418!!194&&x3)))&&(((107-721==(997&&x0))<=((x1>=x2)!=(x1!!x1)))>=(((301&&x3)<=513*x2)>=(842&&454!!(x1!!172))))*(((x3==x2)<(x3==632))+((883>=878)==(875!!x2))!!((x0<=145)<(x1>=689))>=(x1&&817)+(789<x3))))-((((((676!=124)==(x3==496))+((59&&x3)==(634<=x0)))+(((x2!!x0)>(x0!!222))!=((812<352)==(x2>=900)))!=((x1==581&&x3<=x0)<((0<=92)>(308==x1)))-((938<x0)>=(143&&x2))*((667-x1)*(x1-x2)))>=((((x0==x0)+(x2!=x1)<(301&&x0)+(6==x0))!=(((x0>=x0)<=(828!=x0))>(779!=246!!291<=x2)))<((274*x2&&344>=553)&&(563!!x0)<(x0<=x1))-(((5==x3)>=73-x0)+(x2!=x2)*(83==x0))))>=((((x3>x2)>=(x2==x2))*(x2*x2<(x2<169))<=((x2!!791)>=(x1&&x3)!!(x0+549)+x1*265)!!(((x2&&x2)!=729+x3)<=(871+x1)+(x3+998))<(((261>=x1)<=(x1>=465))==(x3-64>(829<98))))>(((469&&x0)*(x0+x0)+(x1<655)*(456==679)>((410!!215)<=(x2>=287))-((593!!x3)>(x0<=422)))==(((364==757)<=(x0>=x3))>((x1<x1)<(x3!=x0)))*((108+141!!(x2!!x1))&&(x1>x2)==(x1>x1)))));
write (y)