# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
1153276 | brover29 | Remittance (JOI19_remittance) | C++20 | 0 ms | 0 KiB |
#include <bits/stdc++.h>
//qwerty47924692
using namespace std;
using ll = int;
const ll N=2e5+29;
const string br="617283";
#define sz(a)(ll)a.size()
#define f first
#define s second
ll n,a[24],b[24],diff[24];
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
srand((time(0)));
cin>>n;
for(ll i=1;i<=n;i++){
cin>>a[i]>>b[i];
diff[i]=a[i]-b[i];
}
for(ll _=1;_<=(ll)1e5;_++){
for(ll i=1;i<=n;i++){
if(diff[i]>0){
diff[i%n+1]+=diff[i]/2;
diff[i]%=2;
}
}
}for(ll i=1;i<=n;i++){
if(diff[i]){
cout<<(rand()%8==2 ? "Yes" : "No")
return 0;
}
}
cout<<"Yes";
}