Submission #3453394
Source Code Expand
#include<iostream> #include<string> #include<algorithm> #include<vector> #include<iomanip> #include<math.h> #include<complex> #include<queue> #include<deque> #include<stack> #include<map> #include<set> #include<bitset> #include<functional> using namespace std; #define REP(i,m,n) for(int i=(int)m ; i < (int) n ; ++i ) #define rep(i,n) REP(i,0,n) typedef long long ll; typedef pair<int,int> pint; typedef pair<ll,int> pli; const int inf=1e9+7; const ll longinf=1LL<<60 ; const ll mod=1e9+7 ; vector<int> v[101010]; int dfs(int x,int p){ int ret=0,cnt=0; for(auto to:v[x]){ if(to==p)continue; ++cnt; ret^=dfs(to,x); } if(cnt==1)ret++; return ret; } int main(){ int n; cin>>n; rep(i,n-1){ int a,b; cin>>a>>b; --a;--b; v[a].push_back(b); v[b].push_back(a); } cout<<(dfs(0,-1)?"Alice":"Bob")<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Game on Tree |
User | tempura0224 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 964 Byte |
Status | WA |
Exec Time | 95 ms |
Memory | 12032 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1100 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt, sample4.txt |
All | sample1.txt, sample2.txt, sample3.txt, sample4.txt, a1.txt, a10.txt, a11.txt, a12.txt, a13.txt, a14.txt, a15.txt, a16.txt, a17.txt, a18.txt, a19.txt, a2.txt, a20.txt, a21.txt, a22.txt, a23.txt, a24.txt, a25.txt, a26.txt, a27.txt, a28.txt, a29.txt, a3.txt, a30.txt, a4.txt, a5.txt, a6.txt, a7.txt, a8.txt, a9.txt, b1.txt, b2.txt, b3.txt, b4.txt, b5.txt, sample1.txt, sample2.txt, sample3.txt, sample4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
a1.txt | AC | 3 ms | 2688 KB |
a10.txt | WA | 10 ms | 3072 KB |
a11.txt | AC | 10 ms | 3072 KB |
a12.txt | AC | 10 ms | 3072 KB |
a13.txt | WA | 89 ms | 5888 KB |
a14.txt | WA | 91 ms | 5888 KB |
a15.txt | AC | 71 ms | 5248 KB |
a16.txt | AC | 92 ms | 6144 KB |
a17.txt | WA | 90 ms | 6144 KB |
a18.txt | WA | 91 ms | 6144 KB |
a19.txt | AC | 88 ms | 7168 KB |
a2.txt | WA | 4 ms | 2688 KB |
a20.txt | AC | 92 ms | 7296 KB |
a21.txt | AC | 75 ms | 6400 KB |
a22.txt | WA | 91 ms | 5888 KB |
a23.txt | AC | 91 ms | 5888 KB |
a24.txt | WA | 72 ms | 5248 KB |
a25.txt | WA | 91 ms | 6144 KB |
a26.txt | AC | 90 ms | 6144 KB |
a27.txt | AC | 92 ms | 6144 KB |
a28.txt | WA | 87 ms | 7168 KB |
a29.txt | AC | 93 ms | 7296 KB |
a3.txt | AC | 6 ms | 2816 KB |
a30.txt | AC | 74 ms | 6400 KB |
a4.txt | WA | 10 ms | 2944 KB |
a5.txt | WA | 10 ms | 2944 KB |
a6.txt | AC | 10 ms | 2944 KB |
a7.txt | AC | 10 ms | 2944 KB |
a8.txt | WA | 10 ms | 2944 KB |
a9.txt | WA | 9 ms | 2944 KB |
b1.txt | AC | 95 ms | 12032 KB |
b2.txt | AC | 93 ms | 8832 KB |
b3.txt | AC | 95 ms | 12032 KB |
b4.txt | AC | 93 ms | 8832 KB |
b5.txt | AC | 93 ms | 8832 KB |
sample1.txt | AC | 3 ms | 2560 KB |
sample2.txt | AC | 2 ms | 2560 KB |
sample3.txt | AC | 2 ms | 2560 KB |
sample4.txt | AC | 2 ms | 2560 KB |