x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((x3!!x1)>=(x3>x0))!=(367*x3==x2+x0))+((x1+695)*(x1-694)>(45&&925!!467>=x1))!!((954&&806)!=(x1&&993)&&(x1&&x1)-(703<=x0))-(((779<542)<x2*x0)==((x0>=x2)==(x1<x3))))!!(((x2*x2&&x1==159)>((x0<211)==(x1>400)))!=(((x0!!x2)<(x1==x1))<=(446+x3<=(x1!=x2))))==((489!=459&&329>=370)>((123!=26)<=92+806)!!((351>=893)==(623!!x2))-((789>x2)<=(54!=x2))))!!(((x3<=x3)*(x1<=679)>=((x3==746)<=909*384))-(x0+370<770-890&&(183<925&&x1-24))==((x3!!x2)*(x1==662)!=(x0<289)*(422>202))-((593>=x1)<=574+x1!!(x1*x0)*(x2&&500)))==((x2<x0!!x1+x3)+((634-745)+(984<x1))!!(330*x0+(839>=553)!!(x1&&521)<=x3-455))+(((x3+x1<x2-x1)==((381!=x3)<=(438<634)))>(((910==370)==(x1>=x3))<=((x0>271)>=(x1<x3)))))>(((((x2<438)==x3-x0)<((x3>621)==(709<=326)))+(((x0!!x3)==(x0&&x2))+(x1==882&&993-x0))>(((x1!!331)!=x0-x3)+((251!=x0)<=(x1!!50))>=(742+x0<(x1&&x2)!!(x0!=x1)<391-x2)))+((((413!!987)!=(57<711))-(x0>=772!!778*716))*((921>=498)<(x3>x1)&&(419<=96)>=x3-x0)&&(((x1==602)>=(x0&&676))==((281&&549)==(649>x3))!!(913==873&&858!=x3)<=((511!=x2)>(412&&x1))))!!(((233>292)+(x1<x2)!!(x2-737)-(x0==645))-(((261!=414)<x3+x2)<((102&&x3)&&x2<=231))<(((x3<=570)-(x2!=569))*((103<=404)-(x1<927))!=((43&&22)*(x0!!x0)>=(x2+460>x3+205))))-((((x0==14)<(690<=x3)&&(x2<745)!=(56<225))&&((x2!!804)<(785<223))>=(x1==123!!744-x0))+((x2-x3<(419!!630))-((730==716)!=(x1<x0))>(76+x2!=x3*193!!(87>x1)>21*396))));
write (y)