skip;
x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((935>978)-(x0-x1)>((x1==490)==(133!=x3)))<=(((303&&x1)<=(395==x2))<((618&&82)!=(805!=720))))<(((x3>485)-(x3+x1))*((x2>x2)+(582<=695))==((x3==x0&&x0>=433)>=((711<607)==(599==64)))))-((((666<=x1)!=(x2==676))*((x2<=269)!=(609!=x3))<=((249!=977)+(x1<712)!!(920==x0)!=x2+979))>(((390*x0>623-x0)>=x2*x0-(x1!=645))<=((394-x3&&261+408)>=(x3+x3!=x0*x2))))!=(((x3-x0!=(x2>x1))>((x1!!855)&&(x3!!870))!!(x2>=x0&&x1>=x1)&&(126!!530)<(969==787))!!((127>=x3&&(416&&327))&&(x0&&608)<(x3==x3))<(((543==x3)!=678*256)==((982<=223)>(972!!x2))))-(((598-x2<=(764!=x1)&&((x3!!x1)!!632<=x2))<=((142-283==(474==x3))!=(x3+282==(895>=528))))<(((976!=813)*(208>x2)<(115-502)+(x3==424))>=(x1==x2)*(19*250)+((177!=x0)>=(x3<x0))))!!(((x3<=x0)-x1*x0&&(x0>=x1&&904<x0))-((x0+607)*(x2*x0)!!(8-567)*(x1+362))<=((x2*x1==(x2!!567))>=((698>=x1)>=(x0<804)))+((244*x3==(x0<=185))!=((x0>=266)!=197*x2))&&(((600*x3<=x2-x0)<=(x0-x2<(x0<=x3)))+((x2>=x2)<=x2*879)*((x2>=x1)<=(x2>=x2))!!(((x1!!771)<(285<=988))>(159!=976)-(333-x0))>=((x3>=x2)+(506&&35))-(x3*122>=(x0==754))))-(((((937!=806)==(914==576)&&x3+586!=875*634)&&(937<x2&&x0>=x3)==((877<x3)<=(x3>=637)))>((((x2==862)!=(952>x0))!=(178&&43!!148+x1))>=((x2>=793!!x2==x0)<(x1+x0&&723-x2))))==((((948==x3)>(505>=x0))-(462-x2<=(x3<=x2)))*(((x3>176)>=x3-x0)>=x1*725-(891==217)))*((((x1&&x3)>=(669>=103))==(543&&x1)+(516!!117))-((x1==813!!x2>755)<=((x0==x1)>(x3>=913))))));
write (y)