x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := ((((((x3==871)>=(x1&&587))<(906-562)*(632<x1))!=((x3<x0!!x0==x1)>((x0<=470)<(519>x3))))*((((66&&306)<(x0<=100))==((x2!=x1)==(633>x3)))==(((609==266)==(x2>16))<((x3>434)==(284>524))))<((((103&&367)==(x3<=x1))!=(791>x1!!x1-172))!=((668<x0)<=712*x0)*(692+x3!!285>x3))*((164*x0+(903>=x1)>((x3<x1)>(x1>570)))!=(((x2<x2)<=x3-x1)>=((7&&327)!=(x3<=902)))))+((((x0>x2)+(840>=x2)!=((x1==x2)<=(x2>451)))<((996<=792)!=(x2&&x0))-((626>x3)>(661<x0)))+(((x0>=193)<x0+200&&(x0&&x0)>x0-148)>((823!!x3)>(x0!!609)!!(x3*554)*(198==x1)))&&((182&&x0)*(22*x2)-(x0&&x3)*(x1+733)<(x0>240!!x2+x1)+((x1>=783)-(946<=x2)))>(((344+x0)-(854==x3))+(5-733!=(x1!!x0))>=(((521!=x2)>(150>x2))>=(448<x3&&x2!=x3))))!!(((619*x3==x3*x3)*((753<647)==(969&&x1))!=((x2==x2)>=x0-416&&x0*697+(420+x1)))*(((x0<x2)<=x1*x0!!(515<x3)>(x2>x0))-(((x3<930)>(x0<x2))-((x1-x0)-523*x2)))!=((((153==369)<(x1&&x3)&&(x1<=952)*(427>x3))!=((775<110)-(x3==x2)>(650!!484)-(446!!x0)))>=((x3-376!=(37<=273))>(x0>=x1)+(x1!=x0))+((x2>=472&&x0<=366)<=(x1-x2!=x0*516))))<(((((x1*x2&&x0>=793)<((x3!=x3)==(x0&&154)))>((x2==712)>(582==178))-(x1*x0>=(x1>102)))==((226+481)-x1*x0==(794+835!!560-920))-((180<667)>=(x1<15)!!(193<931)*(572>757)))<((((x1+x0<389-x0)!=(x2+263<x2*83))<((x0>51)>(x1>854))*(341+x2>(x3&&x0)))==(((975<x3)-(x3&&x2)<=(x0*521&&x2==x2))!=((x1>x2)<=x2*315!!850+x2!=x0-x0)))));
write (y)