read (x0);
read (x1);
read (x2);
read (x3);
y := (((((659!!x2)>x1+x1!!294==745&&39+x0)>((x3!!x1)*(x1&&x0)<x2*x2+(x2>236)))-((x1&&x2)+(x0!!94)>(x1+x0&&x1!=x0)&&(x2-x2)*(x1<=27)-((800<x0)<=614+x0))&&(((x3-764)+34*772&&(843-x1)*(884!=424))>=((122<x3)!=(x2<x2)!!(574*466)*(831!=x2)))-((((x1!=89)<259-x3)!=(x0>=x1)+(225>x1))+((483>875)+(x3!=585)>=((731!!27)!!x0<=x0))))==(((((x0&&58)+(767<=829))+((x0!!429)-(233>=202))!!((x0!=x0)>=(188!=x3))+(109-x3<=802*728))!!(x2+293!=(x3&&x3))-((867>30)<=(x2>=889))!=((891==x2)!=(x0==x2))*(x0-818>(337!=267)))&&((841>151)*(59&&x2)-((890<=182)>(x3>870))<((543&&37)+126*x3)*(x1<x2&&x2*350)!!(((807>=481)>=(x2==828))-(x0*x3&&x1<629))*((720+598!=(922>x2))*((x0-x2)+(x3<=x2))))))*(((((x3<=739)*(x0!!968)!=((x3<=x0)>359*x3))==(875>855!!x1-629)-((647<=591)<=(595>689)))>=(((x3+478==(658==x3))<((x1<=x3)<=(426>=x2)))<(((367!!344)<x0+633)==(230<=x3)*(851<x2))))*((x2*x2!=(100<=x0))+(x3+x0<=(x0!!x2))<(((136&&x1)>(951==x0))==((x3&&69)<230-144))&&(((x0>=312)!=(x1&&6))-((902<x3)-(x1==824)))*((171-494)-(x1!=x2)>(796*x0>(631!!x0))))<=((((505<x2)==(x2!!351))-((561!!190)!!x2!=426)!=((801<=955)+(x2-602)>(x0==697)-(115+464))!!(((278==847)<=x1-333)<(x1<=x2!!416<169))*((392>700!!x1==x0)&&x2*935<=(x0<=216)))!!((x1*x3)*(560==685)==((639<458)<=(x0==102))&&(x1-x0)-(x1>871)>(x1>=891&&167*761))-((925+x1)*(x2!!x1)!=(x2*315>=(76&&320))&&(x3-591!!808<=x1)!=(x3-x2<=(x0&&950)))));
write (y)