#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intx;cin>>x;if(x==3||x==5||x==7){cout<<"YES"<<endl;return0;}cout<<"NO"<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intd;cin>>d;if(d==25)cout<<"Christmas"<<endl;elseif(d==24)cout<<"Christmas Eve"<<endl;elseif(d==23)cout<<"Christmas Eve Eve"<<endl;elseif(d==22)cout<<"Christmas Eve Eve Eve"<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){inta,b,c;cin>>a>>b>>c;intm=max(max(a,b),c);ints=a*b*c/m;cout<<s/2<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){doublet,x;cin>>t>>x;doubleans=t/x;cout<<fixed<<setprecision(8)<<ans<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){inta,b;cin>>a>>b;if(b%a!=0)cout<<b-a<<endl;elsecout<<a+b<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intn;cin>>n;vector<int>l(n);rep(i,n)cin>>l[i];intsum=0;intm=1;rep(i,n){sum+=l[i];m=max(m,l[i]);}intres=sum-m;if(res>m)cout<<"Yes"<<endl;elsecout<<"No"<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intn,m;cin>>n>>m;vector<int>cnt(m);rep(i,n){intk;cin>>k;rep(j,k){inta;cin>>a;a--;cnt[a]++;}}intans=0;rep(i,m){if(cnt[i]==n){ans++;}}cout<<ans<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intn;cin>>n;vector<double>x(n);vector<string>u(n);rep(i,n){cin>>x[i]>>u[i];}doubleb=0;intj;rep(i,n){if(u[i]=="BTC")b+=x[i];elsej+=x[i];}int64_tsum=b*380000+j;cout<<sum<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){inta,b,k;cin>>a>>b>>k;intres=0;rep(i,n){if(a%i==0&&b%i==0){res++;}if(res==k){cout<<i<<endl;return0;}}}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){intn,m,c;cin>>n>>m>>c;vector<int>b(m);for(inti=0;i<m;++i){cin>>b[i];}vector<vector<int>>a(n,vector<int>(m));rep(i,n){rep(j,m){cin>>a[i][j];}}intans=0;rep(i,n){intsum=0;rep(j,m){sum+=a[i][j]*b[j];}if(sum+c>0){++ans;}}cout<<ans<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;typedeflonglongll;intmain(){lln;cin>>n;llans=pow(10,13);for(lli=1;i*i<=n;i++){if(n%i!=0)continue;llj=n/i;ans=min(ans,i+j-2);}cout<<ans<<endl;}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intn;intx[10],y[10];doubledist(inti,intj){doubledx=x[i]-x[j];doubledy=y[i]-y[j];returnpow(dx*dx+dy*dy,0.5);}voidsolve(){cin>>n;for(inti=1;i<=n;i++)cin>>x[i]>>y[i];doublesum=0.0;vector<int>v(n);for(inti=0;i<n;i++)v[i]=i+1;do{for(inti=0;i<N-1;i++)sum+=dist(v[i],v[i+1]);}wile(next_permutation(v.begin(),v.end()));intFactorial=1;for(inti=2;i<=n;i++)Factorial;*=i;cout<<fixed<<setprecision(7)<<sum/Factorial<<endl;return;}intmain(){solve();}

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0;i < (n);i++)
usingnamespacestd;intmain(){int64_ta,b,x;cin>>a>>b>>x;int64_tl=0,r=pow(10,9)+1;autoketa=[&](int64_tc){intres=0;while(c){c/=10;res++;}returnres;};autof=[&](int64_tc){returna*c+b*keta(c);};while(r-l>1){int64_tc=(l+r)/2;if(f(c)<=x)l=c;elser=c;}cout<<l<<endl;}