read (x0);
read (x1);
read (x2);
read (x3);
y := ((((((x2<x3)!=(500&&x2))+((628!=487)!=(x2&&553))<((x2-x1!=(x3>x3))==((324<=726)==(x2<=x2))))>=((566>x1&&x2-770!!(x3&&99)<=(392==x0))!!(937!=124)*(x1&&x0)>=((152<x2)>=(x2>x0))))<=((((x3<319)!=x1-x3&&(x3==815&&(x3!!699)))<=((347>=x1)*(x1&&679)!=(x2+x0&&(x2&&x0))))<=((x1*176<(889&&271))*((655<=x3)!=(x0!=x1))>((690&&x0!!x2+273)>=(x0*458!!x2+959)))))<=(((((x0>x3)<=(x0&&805))<=((x0!=583)==(x3>x0)))>((x3&&432)<=(x3&&x3))-((349>915)>=x2*792))*(((x2<=x0)*(x3<680)>=(x2!!x0)-(198!=x3))==((914==319)>=(x0>=100)!!(149&&824)-(x3!!488)))!=(((((x0>183)!=(x0!!934))<=(x1>=176)+(486>943))>=(((973>=x2)!=47+x0)>=((909<556)>(x0!=645))))>=(((x1>580)!=(979==x3))-((804<=642)>=(111<x2))==((260<183)+(x2+x3)<=((712<=313)!=(809&&x3)))))))>=(((x2!!349)+(331-366)>(34+x3>(176<x3))&&(448<670)+(x3<x1)==((x0!=x0)<=(x0>402)))&&((x1<x2)+(796-x2)==((x0>x1)<(x2<=x2)))==(((x1!!349)!=(x0!!627))>=((899==814)<=x0*x3)))*((((21>=x0)!=(52==x0)!!(948-437)+575*614)<((x2<=x3)-(x2+375))+((317!=91)+(484!=x1)))<=(((x0-x1)+(428>=145))-((914!!916)&&176+x0)!!((655>77)-x0*968!!x2<848&&x1>x2)))-(((((x3!!x0)==(760&&478))>(112&&x1)*(x2!=474))<((x2==330)-(267<717))-((x2&&522)-(945!!x2))&&(((x2!!x3)<=x1+x3)<(17+353<=(140!!719))!!(929+x0<(x0==x0))-((818<160)-343*677)))-((x1-x0>=(x2<x1))+(x0-426>(375<=890))==(((216==x2)<=(276!!137))>=(x3-x0<(x3!=x0)))&&(((x1>=536)!=(x2<150))>((x1>=x2)==(995!=x3)))+(((196<x1)<=(x3>=182))<(x0*x3==(x3>231)))));
write (y)