x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((532-764!!x3>x0)!=((938!!711)!=182*262))!=(((484>=x1)==x3-109)!=((331!!x0)<=154+369))&&((139>84!!422-635)<((x2==x0)>(x0!!664)))==(((437&&214)!=x0-x3)==(936+900<=(x2==x0))))!=((338+x0<x2*199&&(x2>=633)!=481-756)==((698-x1<=(956&&x1))==(77!=x2&&(789&&x3)))&&((79+x0>(432<517))==(939<x0)-(x3-x1))==((x3>=240)*(x0*28)<(506>=x2)+(x2&&305))))<=((x2*x1-(x1-x0)>((795!=x1)!=(274&&3))!!((287!=x2)>=(0==483))<=((x2<=x3)<=(802>752)))+(((185>=998)>805+x2)<=(x3*x3!=(869<286)))*((x2+x0>=(371<902))-((x2<=x1)<=435+189)))-((((x0!!478)&&x3>=834)>=((x2!!695)&&x0+45)!!((x2<=x0)!=x3+346)>=((548<x0)>(x0==499)))<((((x1!!508)&&559+x2)&&(413+46&&241!=900))==(((253&&273)<=(599&&448))==(70*x3==(862&&x1)))))&&((((x3<x3!!x0<73)+((78>=x3)+(78>194))!=((x0!=x2)-(214!!x0))-((631>=x2)-x1*170))==((((x1>x1)>=(x3<=x2))==(x0*x3!!380!=x0))>(189*x1-(896<x2)!!x3-333<x1-x0)))>=(((508*23<(929<119))+((229<x3)==x1-158))*(x0*188+(960>618)<((70>5)<(x2>=828)))<=((((421<148)!=(165<x2))==((x1&&675)<=(127==493)))>=((368>x1)!=(934>=x3))*((773>617)-(338!=x3)))))*(((((596&&x0)>(458!=x1))<=((925>=772)!=(x3!!x0)))>=(243>=202&&(x3&&x3)!!353*358<=(x1<x0)))<(((370!=409!!x2>x2)&&(x1*918)*(133+x2))&&(x0*x1<=(x1&&117))!=(562==x2&&831<=x1))&&(((x2<x2)!=(x1<=799))==(x0*x0>=x3+203)!!(x0*180<=(254==720))-(242-515<(327<=754)))>(((665&&491)>(130==x2))>=((354&&626)!=(397<=x1)))-(((x1!!60)+598*x1)-(x2*x0-(444<251))));
write (y)