#include <bits/stdc++.h>
//qwerty47924692
using namespace std;
using ll = long long;
const ll N=2e5+29;
const string br="617283";
#define sz(a)(ll)a.size()
#define f first
#define s second
ll n,a[N],b[N],diff[N];
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cin>>n;
for(ll i=1;i<=n;i++){
cin>>a[i]>>b[i];
diff[i]=a[i]-b[i];
}
for(ll i=1;i<=(ll)1e4;i++){
ll mx=-1,pos=0;
for(ll i=1;i<=n;i++){
if(mx<diff[i]){
mx=diff[i];
pos=i;
}
}
if(mx<0){
cout<<"No";
return 0;
}
diff[pos%n+1]+=diff[pos]/2;
diff[pos]%=2;
}for(ll i=1;i<=n;i++)
{
if(diff[i]){
cout<<"No";
return 0;
}
}
cout<<"Yes";
}
