read (x0);
read (x1);
read (x2);
read (x3);
y := ((((x2>=x2)>(947<=x0))>=((x0!!518)&&(x2&&733))!!200*63>=(x1>=43)&&(x0!!560)*(x3!!x3))*((7-x2>x1*x2)-((x1+x3)-(x3-x2))<((x2&&818)+(x1-485))-(x3+18<(224!!x3)))>((x0&&542)*(735!!149)-(x2-880>=(x3<x0))&&((x3!!x3)>=(x0!!581)&&(74>=690)<(269>x1)))+(((x1==x1)>264+x3)+(x1==618&&x2+839)&&((535!!591)<=(x3&&344)!!x3-772>x0+333)))==((((((832<200)==(596<=x0))>((x0!=x2)<=893+557))==((561>41)-(x0>=329)>=((x3>997)<=(230!!396))))<((((x3&&47)>=(270!!571))<=x0*425-(x1>=605))==((x1!=520)*(x3>=x1)<((x2<=845)>=(x2&&x0)))))<(((x0-923<=x0*x3)+((x2<=754)+(x0-961))&&((x0>=762)<(809>954))>((x1==x0)!=(701!=490)))!=(((x0+x2)+(7-x1)&&(712!=x1)-(386!!x0))&&((x2>=141)>=(x0>=937)&&(133!!x1)+(643!=951)))))&&((((280>964)-(375>=x2)!!(713<=x0)+(x1<=81))+(x1*x2+(843>x1))*(503<=x2!!x2<=x1)!=((857+x3)-(209<909)>=(803+198)*(x2!=x0))+((x3&&x2)-(x0==x1)&&(418<=x0)<=(x1!=55)))==((x1>x3!!x0-334)*(x1+x0>(x0>=993)))*(((876!!x2)<(594>=x1))<=((x2==246)!=(x2==13)))-((x1-x0<=(7<x2))<=((77<136)<(x2>694))!!(x1>=661)-(x3==88)==(564==334)-(x3<352)))==((((x0==813)>294-x2&&(171<=71!!x0*211))>((596>=137)-(x2+x0)==((x3<=637)==(722!=x1)))&&((614-9!!115!=x3)&&(x2&&x2)<(489&&930))>=(((895==x2)<=(522!=619))==(x2!=x3)-(x0+362)))<(((x0>201)*(x2==x3)!=((951<=966)<(157<=562))!!((x3>=x1)==(x1<940))<(x0*900<(x3!=272)))<(((417>=x2)<=(x0!!x2))-(x2+x1>=(x1&&825))==(((x2>x1)>(x3!!628))>=((682!!x3)!=(98>x1))))));
write (y)