#include #define syosu(x) fixed< P; typedef pair pdd; typedef pair pll; typedef vector vi; typedef vector vvi; typedef vector vd; typedef vector vvd; typedef vector vl; typedef vector vvl; typedef vector vs; typedef vector

vp; typedef vector vvp; typedef vector vpll; typedef pair pip; typedef vector vip; const int inf=1<<30; const ll INF=1ll<<60; const double pi=acos(-1); const double eps=1e-9; const ll mod=1e6+7; const int dx[4]={0,1,0,-1},dy[4]={1,0,-1,0}; int a[3]; int main(){ for(int i=0;i<3;i++) cin>>a[i]; int l=0,r=inf; while(r-l>1){ int m=(l+r)/2,t=0; for(int i=0;i<3;i++){ if(a[i]=0) l=m; else r=m; } cout<