read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x0*455&&x0>=412)-((252==549)!=(x0&&356))<=((288*954==880+906)<=(x2+155<880-677)))-((x3+379<x2*227&&(821&&888)-(x1<=742))<=((x0+x2<=(x3!=332))>((681>178)<=(x2>607)))))-(((((280>810)>=x1+785)>=(x1-x2>(x2>=x3)))>((285-277)+(218!=x3)&&(x3<138)<=x1*x3))+((877-x1==633+x0)+((x3==x2)<=(41<=660))==((701>=143)-(736&&73)&&(x3!!241)!=(x3&&5))))>(((x0>459)*(x2&&148)>=(655>=x0!!x3+34)&&((989>535)!=x0+x3)*((994>=950)<(x0<x3)))-(((x1!=964)<(x1!!362))+((x3==x0)!=741+363)>((97<=817)<(418>=325)!!(352>772)<=x0-x1))>=(((393+667>=(184&&x3))==(x3<=21&&63*811))<((x2>x2)<(x1>=560)&&(x2!=x0)+(847<182))&&((x1>=460)+(x1+x0)!!560*667!=(x1>=66))==((x3&&612)+(652!!346)<(332>=x2)+(303>=514)))))<=(((((313>771&&x2*67)>(299<29)*(x1>=593))>=(((168<=42)==(x2==759))==((x2>=x1)<=x0-x2)))<(((51>4)>=413-220)-((x1<386)!=(247<=x2))!=(((x1!!x2)>(x0!!x0))!=((x1==75)==662*825))))-(((388*x3!!x3<827)>(x3*716>=(x2<104))&&x2*144+(x3<=784)<(x3!=x3)*(x0>=486))<((x1*x0<=(770!=x3))*((947==429)!=(935<x1))&&((x3&&712)<97-x1)-((x1>748)<(x1<=x3))))&&((((x1&&x2)>=214-x0)!=(x3!!100)-(955<971))==((x0*x1>(x2&&183))<(x2+x0)-x3*x1))+((((84&&x0)>(x3!=651))>=((823!=178)>=(x1&&x0)))>(x0+129<(x0!!x0)&&(978==x1)<(x2>818)))!=(((x2>=x3)-(65==663)>(362*x0==(x2==x0))&&((212>x0)==(x3==x0))*((x0>=987)<=(x2!!900)))<((x1>384&&354>=x0)&&(777>147)*(638==x1))*((61*x2<(909>=56))+(806*209-(x3==244)))));
write (y)