x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x1<x1&&x3-x2)<=((x2>=750)!=(777>=290)))!=((942*x0)*(570+44)<=x0*x2+(x2<931)))-((x2>=172!!x0-870)*(x2*668<(x3!!x1))>=((56>=x1)>=x0*x2)*(x3*x1>=(374<x3)))==(((955>103)<(584>227)!!(x1<621)==(x3<680))-((797&&x2)!=(858>=425))*(x2-x1!!x2<=263))+(((x2!!906)&&x2<=x0)*((x3&&399)<x2-x0)<((x3>x1)*(175!!454)>((447<x0)>(293<x1)))))>((((x3&&x2)!=(915>383)!!(938>=408)>(245==x0))&&((537>=x3)>(x0>=x2)&&348*291<=(x2<x3)))-((((334&&793)==(388>=959))-((x2!!x1)<(x1==429)))+(432-121!=919-206!!(293>=951)==x3*x2))&&(((x2+117!=66-483)>=((8<=x1)<976+188))>=((x1!!109)*(x3*472)!=(x1<x3)+(126!!234)))<=(((518!=850)!=(x1==x3))-((x1<=982)!=(860&&396))&&((x1!!x2)*(x0!!x1))*((x1==171)>=(885<x0)))))<=(((((x2>x2)!=(814!!x3))>((x0&&x0)>=(x1>=x0)))==((81+844!!976&&x1)<=((411<x1)>=(x1<=524)))&&((28!=411)-(x1>=553)<(870!=65)*(563<=x2))<(250-x3<=(x3>811)&&(x3*430!!x1>x2)))!=(((x1==x1)!=(820>=192))-((x3!!x0)<(922>=254))!!(652<=x0!!857>=294)==((524==158)!=(891<=x2)))+((((617!!x2)<x2-x2)<=(x3+x0)*(x0!!x1))-(((x0<108)>(x1!=802))+(999!=x2&&607-85))))-(((((984!!250)!!133-965)&&(x1<=x2)<(897<x1)!!((x0-645)+(851-x2))*(x3<=x2&&737==859))<((x1!=x3!!284>=640)+((165-x2)+(x2-x2))>(((906!=523)==(29!=902))>(x2+x3>=(x0<=881)))))<((((x3==167)>=(x1==x3)!!(x2>=769)!=(654==607))&&((16>x3)<(x0>=x1))+((x3!!800)!!x0&&712))<=(((575==x1)<x3+814)*((244&&950)-(44>712))>=(x2-110<=(x1>926)&&37+x1>(x1!=322)))));
write (y)