read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x0-584<(693==x1))*((488>x2)+x2*348))*((x0*x0<=(257<85))<=(545>=943)+(385&&x2))!!(47+434&&918-x3)!=((x2<362)<=x1*337)&&(x2!=114!!314&&419)>=((x2>=x1)<(x2!!x2)))*((x3*40<x1-x3&&(x0>=x0)==x0-x3)>(((x3>=79)<517*x1)>(514-x0<x1+x0))!!(((362!=766)<(x1>=117))!=((140==x1)>=(x3==x2)))-((x3!!x3)>=(519<x0)&&(x0<=x2&&510<=821)))==((((524>=x1&&x0+295)==((x0>747)>=300*x2))-((502!!324)+(x2>233)!=(x2&&x1!!x2>x2)))+(((526<=315)+x3*254>=(975!!417)*(x1!!x1))<(374*x0)*(x1&&x3)-((x2>=376)>(x2!!871)))==(((x0!!x1)&&29!=364)!=(x3*x2!!x3&&x3)!!((x3>x2)==(348>=9))<=((x2==283)>(x3!=x1)))+(((x3<=x0)>=(585>=x2))>((196&&x1)==(x1!=x2))!!729*979-(x3>x1)>=((x3!!358)==(933<x3))))!!(((((902&&112)<=x1+x2)<(71-633!!x3<=558))==((x2!!x3)*(x3+x2)<=(557<x3)+(x1-x3)))+((943+x0!!x0==x3)*((x2>50)<=x1+605)>=(((65!!x3)!=(x1!=20))>=((x3>=756)>=x1+x1)))!!(((975&&x0)!=(940!=x1))<(x2<x1)*(339*70)&&(243*x0>x3-x0)!=(222+x2>(x0>x3)))+(((x0!=x3)==(694>700))-((x1!!890)&&331>=177)>(((367>x2)<=(484<=x0))!=((x2!=x0)>(434&&x3)))))>=((889*x2-(x1!=506)>=((x0==x0)==(x0>=916))!!((x0&&476)<x3-x3)>((914>=x2)>=(x3>=628)))>=(((803<x1)-(x3!!909)&&(174&&273!!(x3!!3)))>(x1!=275)*(456+757)-(674*x2<=(351==x1))))+((((458-x1!!237+384)&&(x3!!x2)*(x2!=119))>(((x2!=190)>178*396)>((x3!!664)&&614>x0)))>=((233<443)+(461!=588)!=(637<=544!!x2<=x2))+(((x1>=x0)!=(267>=x3))+((82>=691)>=(x2>x2)))));
write (y)