x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((x2==941&&876<=828)>=((x0>=185)>(677<=529)))<(((459&&7)!=(330==x2))<(x1*565!=5-x0)))>((((x3>=x3)>=(290>=453))<=(402<488!!204!=457))!=((449>=x2)==x2+x3&&x2*930-6*x2)))<=((((x1!=x2)!=195*898)<=(921+240!=(x2!!x1))&&(x3-x0)+(333-746)<=(785==883)+(x0&&x0))==((((x0<x2)==134-x2)<(623+x3&&x3*288))<=((435>=620)-(x2!!x1)!=((x1!!983)>=(675>=325))))))==(((((498&&x3)!=x3+850)<(x1>=x0!!x2&&x1))<((x3-201!!x2>x1)&&(173+291&&842==x2)))>=((x1*x2!!592<777)*((277<x3)!=(x3>x2))<=((277<=330)-(x2-x1)==(x0-x3==(49<=x0))))!!(((116-818&&(x3!!670))<((x3&&x0)<=738-x2))>((x1-x3==277+283)<(994>x3&&437>x2)))!=(((512==x3)-(x3<96)>(x2*x3<=(x3>x2)))<((849!=x0)<=(679!!886)&&(x1!=x0)<=(x3&&749)))))>=(((((x3+767!!x2==311)<((152!=x3)!=(x1!=799)))-((x1!!x2)==(x2!!685))*((788<=x3)==(143==84))!!((711!!251)-(x1==x0)>(x1<244)*(432+x3))<(x1<x0&&89*x3)+(685&&452!!870==190))<=((((478<=427)>(x3!!390)&&x0*x2>=x0-278)>(((273<306)>x2+x1)>((244<x3)<(71>508))))==(((919+135)+(x1!!x2))+((x3==x3)-(576>=x2))!=((549>=x2)-(x3<=228)&&(28+17)*(x1>=x1)))))==(((x2+x0>=(984==x1))*(821<453!!18>512)>(((58==x2)<(277&&347))>=(x0*x2<=(887&&x3))))+((((x0!!x2)>557-785)-((472>869)==489-x3))+((626+341)*(130!=x1)>(x2&&665)*(x3*157)))==((((x2<x0)*(623!=604)!!(x0!=350)+(993==x0))!!(675==231)-(x0<748)>(445<=271)*(x2-x0))<(((457&&917)<(153<=x1))+(x1*x2>=x0*748)!=(((356>=x2)>(x0<=76))>=(251<489)+(x2==771))))));
write (y)