read (x0);
read (x1);
read (x2);
read (x3);
y := ((((49*x1!=(x3>=x2))-((x3<x2)+x1*500)!!((x1>702)==(258!!x1))>((734!!216)>(x1&&x3)))>(((457>803)>631-832)!=((305<x2)<451*x3))*(86*x2-(860==x0)<((344!=x1)>x1-x0)))!=(((x2<845&&(x1!!x0))>=((793>=61)<(x2>=238)))-((774*249!!811!=703)!!(62<x2!!282!=906))>=(((x3!=849)<(x1!!x3))*((195&&980)!=x2-x3)&&((272==63)>(196!!981))-((993>=519)!=(x1<x1))))!!(((((620==x1)!=(x1&&873))>((74!!506)<275+749))>(675<=164&&(884!!x3))+(x1*824==(900==334)))!=(((x0>771)+(x0<=496)!!599*x1+909*892)!!(546!=248)+(781>x0)&&(x3!=x3)-726*x0))>((((x1<=x0)+109*x1!=((960&&307)==x3+x2))<=((x2<970)-(x1>x1)!=((x2&&x2)>(x3==x0))))==(((x3<=616)+(x2!!302))+(436==x2)*(x1<x3)>(x0==354&&x0-27)+((293>=205)>(911!!x0)))))-(((((x3>=x1)==x3-497!!(x2==x2)*(312-626))-((97+x0&&x1<=x1)<=((673>=993)<=(x2>=591)))>=(x0<x1!!33-180)*((x0==717)<=(201&&x3))-(((x0<=x2)>=404+927)==((843<x2)==x2*684)))==((((152!=178!!x0<554)!=((x2&&x1)<=(x3>=123)))<=((580<x0)!=(x0==x2))*((980>=x3)>(x0>261)))<((322+x2>=(x0==976))==(546<=x1)+(x3-515))+((x2!=422&&(x0&&x0))>((x2<x1)!=(x1!=x3)))))>((((x2-526)-(x2!=x1))+((34<=810)<(x1<=x0)))-((x3!=x1)-(561<x3)>((x3!!788)>=(73<=286)))&&((143*x0==48-x3)==((x3==36)>x0*17))>(((623>x3)<395*401)==(x3!=366!!x0>=x2)))*(((578<82&&(560&&x1))+(x0<=571&&822<=x1)&&(933+883>x3-27)<=(x1!=235!!x2*432))&&((741>x1)-(x0!!348)!=((476&&305)<(x2!!x2)))<=((x2>=x1)==544*694)+((795<=x3)<599*726)));
write (y)