skip;
x0 := read ();
x1 := read ();
x2 := read ();
x3 := read ();
y := (((((x2+x3<(92>147))<=(x2+x2<235-x2))!=((745-411!=(844!!480))==(772==308)+324*x1))-((925!=x1&&x0<=997!!(690<x0)-(853==x1))<=(((227!=442)!=x1+x0)==(x3>690&&x0>=x3))))+((((31!!x2)<(x0>314)&&(556>68)*(x3>287))<=(((482<471)<x2-619)==((x3>=x0)<=(x0>x3))))<((((x2>=270)>(926!!x1))==((162<x1)<=(x3==x3)))!=((x0<x3!!x2==x1)>=(x0*x1<947*589))))>((((6!=x3)>(709>=x0))-(x3+578<(x0!=x2))>((66-x0)-(462>=x3))*((456!=x3)-(x2>790))!!((719+660&&837-742)&&(847-393)-(34>=582))-((x3!=969!!991==260)-(966*x1&&957>=226)))==(884*x0+(874<=x0)<(646*x2!!x0>=500))*((883*943!!494&&x3)*((318&&847)<=(x1&&x2)))+((691==x1)*(166-970)-(x3*907<x0-431)<=((591*260)*(461==x2)!=(x2!=x2&&x1<=717)))))*((((x1+145!=(945==288))+((234+883)+599*597)>((x1+70)+(x0!=x3)!=((x2>x0)>=(x0>x1)))!!((8&&x1)>(x2==x2))-((x2>x2)-(x3!=79))>(662*x2-(859<=88))+((576&&929)>=(977!=x1)))>=(((x1&&945)==(834&&x1))+((11-181)+(x3+x2))!=((x1*x0>=290*240)>=((431>=x1)<=(x2&&200)))!!(883-585>(x2<=x2))*((x0<x3)>=(x0<x2))+((508!=655)*(x2<106)>=(496&&x3)+(x2==321))))*(((((615>x2)-(x2==x1))+(x1<=386!!x1-791)!!(886<x1)+(411&&591)>=(x3<=x3!!x0<x2))==((x2+406)*(x1>=x3)&&(36<=58)==x0+598!!((44==x0)>x3+x3!!(x1<=x0)*(493>x2))))>(((297-86==163*74)-(x1==x1!!x3>543)<=((x3>=611)<=(x1!=x3))-((x2>=x3)!=(x1!=x1)))>=((889==731)>(867>=x0)&&(786&&x2)-(x3&&915))-((789*x3==(168!!725))==(209-x1!=(768!=894))))));
write (y)