read (x0);
read (x1);
read (x2);
read (x3);
y := (((((196>=567&&695<x0)<=(205==898)*(x0*106)!!((x1>=231)!=x0-x1)*((x2&&x3)<=(221!!455)))<=(((x0&&811)!=(526<356))+(816*367)*(x2>=x1)!!((853!!x0)>=(x3!=x2))*((14*226)*(414==951))))==((x0>=x1)*(x2+x3)!=((172!=x2)<=x0-x1)!!((x3<=x1)<=(x1>x3))!=((x0<779)<=(x0==x0)))+(((x3>=x3)>=(771==x2))!=(258>=98!!x3-x1)!!((x2<798)<=(x2<x3))*((x3-778)+(x3<=x3))))>((((399-x2)-(x1&&434))*((x3!=x0)>=x2*x0)==((416+x0)-(x0<=805)!!(x0>303)+(146==102)))!=(((30<=4&&755<185)<=((x2&&x1)>=(x3<276)))>(((x1==970)>(653!=883))>(x3>=x3)+(x2<x0)))!!(((32==496)==(x3<=x0))!=((x2&&283)==319+x3))-((372+x2&&540<=921)!=(x2-360!!600<x3))<=((((854&&x2)<(x2==926))<=(386!=x0)+(x0<357))!=((x0<=36)!=x0-322!!(996==946!!370&&x2)))))>(((((346&&120)*(555-335)<((x3!!739)!=(x1&&x1)))>(((x2&&x0)>(987<=x3))!=(399+296<76+x2)))+((((x3!=401)<(x3>443))<=(x1>=x3)+(318<=350))+((x2*188)*(x3+41)+(x1==982!!501+268)))!!(((14&&x3)!=(x2<966))>=(290+989<=(x1!=773))&&(322&&x1!!18+877)+(x3*449+(x1<=539)))<=((x3*221<=x0*x0)==(x2!!x2)+492*874!!((x0-308)*(x1-210))*((x3>x0)<(258>16))))!!((((167&&557)==(210<x3))*((865>698)>(59>x2)))*(((x2!!x1)<=(747<=x1))<=(791-x1&&x0-x3)))*((x3==x2&&882<=x2!!(x3!=x0)>=(x0!!x0))*(((922!!847)&&425*x2)!=(x1==x3&&(660&&807))))>=((((601>=48)<=(576==x2))+((x0<443)!=(487!=181))<=((858&&x2)>(61!!811)!!(x1>275)>=(x2!=950)))>((x3>=458&&801!=2)-(749-x3>392+x0)!!(252<x1)*(x3>=x0)!=(651-887!!378>=606))));
write (y)