x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((109!!x3)!=983-655)>=(x3+x1)*(291*x0))>(((638==623)>x1-0)<((735!=x1)>(x1!!354))))-((741*x1-(x3<877))-((x1!=195)-(719-x1))<(((x1>515)==(x1==384))>=(690&&207!!x2>x1))))+(((x1+92!=(x1<x0))<=(x0-x1<(x1&&x1)))>((742!=x0)-(61<x1)<=(x3-247<(x0>793)))!!(((x3<684)!=(x2!!x1))<((x0!=x0)<564+768))+((519*x2&&(x3&&x2))!=(x1-x1>(x0<=x2))))==(((((x0==885)<(936<=591))==((x3==x0)<=989+883)&&((931!=716)==514+369)>=((x1>=x0)<x1*x2))==((291!!296)*(x1>30)>(x0!=895)*(984<=59)!!(785>x3)-(977-x1)==((x1!!x1)!!x1<=856)))<(((x2<x0)>(x3!!x2))*((x0>344)<=(473<508))>(927+x1<(636!!x2))*((x1==x1)<=(1&&285))!!((x3<x3)<x3*671!!(811<=x0)<(265<=278))>=((x1<x0)+(981<x2)==(x3-915!=(x3>=521))))))*(((((((x0&&x0)<=(x1==x0))>=((14!!184)&&x2==x1))>((x3<=108)+x1*x3)*(895*710<(548<=484)))==(((x1>907&&952>291)>=(930&&954)*(475<=84))>((x1<x0)<=(488!!170))-((x1>x0)+x2*862)))!=(((x1-551!=(511>=40))>=((413>x2)<(21<=x1))!!((x1!=475)==(462&&454)!!(x0+x0)+(x1+x3)))!=(((x3+x2<=(517>x3))<(x2+443<=x1+778))!=((11!!109)*(x3==374)==(x0-x0)*(x2>x3)))))==((((((428<x3)>x2*527)<=(368!!380)+(56<x3))<=(52+x2)*(x2*187)-(17<=x3&&392>x0))!=(((397<x3)>=(x2&&345))*((73-x0)*(380<=x0))>((x3<x0)<=(x2>318)!!662*x3>(x2>622))))<=((((752<271)<=(996<=x2))*((x2*625)*(464>=x2))&&((x2==x3)<x2-128)*((416<=x3)-(989<=x3)))!=(((897==x0)-(x0<x2)<=(x1!=x1)-(458<x1))>=((x2&&488)+(x1+917)<=(911-x2!!x2>=876))))));
write (y)