結果
問題 | No.1990 Candy Boxes |
ユーザー | milkcoffee |
提出日時 | 2022-03-30 18:08:21 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 29 ms / 2,000 ms |
コード長 | 5,516 bytes |
コンパイル時間 | 4,119 ms |
コンパイル使用メモリ | 241,940 KB |
実行使用メモリ | 15,796 KB |
最終ジャッジ日時 | 2024-11-20 15:25:43 |
合計ジャッジ時間 | 7,575 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
(要ログイン)
テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 5 ms
11,160 KB |
testcase_01 | AC | 5 ms
10,996 KB |
testcase_02 | AC | 5 ms
11,200 KB |
testcase_03 | AC | 5 ms
11,136 KB |
testcase_04 | AC | 5 ms
11,048 KB |
testcase_05 | AC | 5 ms
11,124 KB |
testcase_06 | AC | 4 ms
10,984 KB |
testcase_07 | AC | 5 ms
11,156 KB |
testcase_08 | AC | 5 ms
11,200 KB |
testcase_09 | AC | 4 ms
11,208 KB |
testcase_10 | AC | 5 ms
11,176 KB |
testcase_11 | AC | 5 ms
11,292 KB |
testcase_12 | AC | 19 ms
13,708 KB |
testcase_13 | AC | 20 ms
13,752 KB |
testcase_14 | AC | 14 ms
12,944 KB |
testcase_15 | AC | 16 ms
14,320 KB |
testcase_16 | AC | 17 ms
14,464 KB |
testcase_17 | AC | 19 ms
14,592 KB |
testcase_18 | AC | 18 ms
14,804 KB |
testcase_19 | AC | 22 ms
14,536 KB |
testcase_20 | AC | 23 ms
15,036 KB |
testcase_21 | AC | 21 ms
14,808 KB |
testcase_22 | AC | 18 ms
12,916 KB |
testcase_23 | AC | 23 ms
13,296 KB |
testcase_24 | AC | 22 ms
13,392 KB |
testcase_25 | AC | 29 ms
14,308 KB |
testcase_26 | AC | 20 ms
15,448 KB |
testcase_27 | AC | 20 ms
15,380 KB |
testcase_28 | AC | 21 ms
15,796 KB |
testcase_29 | AC | 21 ms
15,468 KB |
testcase_30 | AC | 18 ms
14,912 KB |
testcase_31 | AC | 22 ms
15,604 KB |
testcase_32 | AC | 14 ms
13,480 KB |
testcase_33 | AC | 18 ms
14,752 KB |
testcase_34 | AC | 17 ms
13,068 KB |
testcase_35 | AC | 21 ms
13,860 KB |
testcase_36 | AC | 20 ms
13,752 KB |
testcase_37 | AC | 17 ms
13,684 KB |
testcase_38 | AC | 16 ms
13,224 KB |
testcase_39 | AC | 18 ms
13,548 KB |
testcase_40 | AC | 20 ms
15,148 KB |
testcase_41 | AC | 18 ms
15,236 KB |
testcase_42 | AC | 14 ms
13,516 KB |
testcase_43 | AC | 17 ms
14,360 KB |
testcase_44 | AC | 15 ms
14,040 KB |
testcase_45 | AC | 15 ms
14,464 KB |
testcase_46 | AC | 20 ms
14,368 KB |
testcase_47 | AC | 25 ms
15,200 KB |
testcase_48 | AC | 24 ms
14,672 KB |
testcase_49 | AC | 5 ms
11,192 KB |
testcase_50 | AC | 5 ms
11,180 KB |
testcase_51 | AC | 5 ms
11,156 KB |
testcase_52 | AC | 5 ms
11,200 KB |
testcase_53 | AC | 5 ms
11,128 KB |
testcase_54 | AC | 5 ms
11,128 KB |
testcase_55 | AC | 6 ms
11,188 KB |
testcase_56 | AC | 6 ms
11,136 KB |
testcase_57 | AC | 5 ms
11,124 KB |
testcase_58 | AC | 5 ms
11,196 KB |
testcase_59 | AC | 5 ms
11,192 KB |
testcase_60 | AC | 4 ms
11,048 KB |
testcase_61 | AC | 5 ms
11,088 KB |
testcase_62 | AC | 5 ms
11,124 KB |
testcase_63 | AC | 5 ms
11,212 KB |
testcase_64 | AC | 5 ms
11,128 KB |
testcase_65 | AC | 25 ms
15,648 KB |
testcase_66 | AC | 21 ms
14,804 KB |
testcase_67 | AC | 21 ms
13,736 KB |
testcase_68 | AC | 15 ms
13,616 KB |
testcase_69 | AC | 22 ms
13,972 KB |
testcase_70 | AC | 25 ms
15,400 KB |
testcase_71 | AC | 22 ms
14,632 KB |
testcase_72 | AC | 27 ms
15,632 KB |
testcase_73 | AC | 24 ms
14,096 KB |
testcase_74 | AC | 19 ms
13,812 KB |
testcase_75 | AC | 16 ms
13,484 KB |
ソースコード
#include <bits/stdc++.h> #if __has_include(<atcoder/all>) #include <atcoder/all> using namespace atcoder; #endif using namespace std; /* #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") */ #define ll long long #define rep(i, n) for (ll i = 0; i < n; ++i) #define rep_up(i, a, n) for (ll i = a; i < n; ++i) #define rep_down(i, a, n) for (ll i = a; i >= n; --i) #define P pair<ll, ll> #define pb push_back #define bit_count(x) __builtin_popcountll(x) #define gcd(a,b) __gcd(a,b) #define lcm(a,b) a / gcd(a,b) * b #define endl "\n" #define all(v) v.begin(), v.end() #define fi first #define se second #define vvvvll vector< vector <vector <vector<ll> > > > #define vvvll vector< vector< vector<ll> > > #define vvll vector< vector<ll> > #define vll vector<ll> #define pqll priority_queue<ll> #define pqllg priority_queue<ll, vector<ll>, greater<ll>> template<class T> inline void vin(vector<T>& v) { rep(i, v.size()) cin >> v.at(i); } template <class T> using V = vector<T>; constexpr ll INF = (1ll << 60); //constexpr ll mod = 1000000007; constexpr ll mod = 998244353; constexpr double pi = 3.14159265358979323846; template <typename T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return 1; } return 0; } template <typename T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return 1; } return 0; } template <typename T> void pt(T val) { cout << val << "\n"; } template <typename T> void pt_vll(vector<T> &v) { ll vs = v.size(); rep(i, vs) { cout << v[i]; if (i == vs - 1) cout << "\n"; else cout << " "; } } ll mypow(ll a, ll n) { ll ret = 1; if (n == 0) return 1; if (a == 0) return 0; rep(i, n) { if (ret > (ll)(9e18 + 10) / a) return -1; ret *= a; } return ret; } long long modpow(long long a, long long n, long long mod) { long long res = 1; while (n > 0) { if (n & 1) res = res * a % mod; a = a * a % mod; n >>= 1; } return res; } long long modinv(long long a, long long m) { long long b = m, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } u %= m; if (u < 0) u += m; return u; } const int MAX = 10010000; long long fac[MAX], finv[MAX], inv[MAX]; // テーブルを作る前処理 void COMinit() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (ll i = 2; i < MAX; i++) { fac[i] = fac[i - 1] * i % mod; inv[i] = mod - inv[mod % i] * (mod / i) % mod; finv[i] = finv[i - 1] * inv[i] % mod; } } // 二項係数計算 long long COM(ll n, ll k) { if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * (finv[k] * finv[n - k] % mod) % mod; } vector<ll> enum_div(ll n) { //約数全列挙 vector<ll> ret; for (ll i = 1; i * i <= n; ++i) { if (n % i == 0) { ret.push_back(i); if (i * i != n) { ret.push_back(n / i); } } } return ret; } void make_prime(vector<ll> &ret, ll n) { //素因数分解 ll x = n; for (ll i = 2; i * i <= x; i++) { while (n % i == 0) { n /= i; ret.push_back(i); } } if (n != 1) { ret.push_back(n); } return; } vector<bool> prime(1000010, true); vector<ll> pri(1000010); vector<bool> isprime(int N) { //素数判定 if (N >= 0) prime[0] = false; if (N >= 1) prime[1] = false; for (ll i = 2; i * i <= N; i++) { if (!prime[i]) { continue; } for (ll j = i * i; j <= N; j += i) { if (prime[j]) pri[j] = i; prime[j] = false; } } return prime; } map<ll,ll> compression(vector<ll> v){ map<ll,ll> ret; ll cnt = 0; sort(v.begin(),v.end()); for(ll i=0; i<v.size(); i++){ if(!ret.count(v[i])){ ret[v[i]] = cnt; cnt++; } } return ret; } //素因数分解: void make_prime(vector<ll> &ret, ll n) //素数判定 : vector<bool> isprime(int N) //約数全列挙: vector<ll> enum_div(ll n) void solve(){ ll n, m, k, cnt = 0, sum = 0, ans = 0; cin>>n; assert(2<=n&&n<=200000); vll a(n); vin(a); vll c(n); rep(i,n){ assert(0<=a[i]&&a[i]<=1000000000); c[i]=(a[i]+i)%2; if(c[i]==1) cnt++; } if(cnt!=n/2){ pt("No"); return; } vll b(n-1); //b[i]: i,i+1 に操作をした回数 rep(i,n-1){ b[i]=a[i]; a[i+1]-=a[i]; if(a[i+1]<0){ pt("No"); return; } } if(a[n-1]>0){ pt("No"); return; } ll x=0; //x:i以前の 1 の数 (最終状態) ll y=0; //y:i以前の 1 の数 (c) rep(i,n-1){ if(i%2==1) x++; if(c[i]==1) y++; if(abs(x-y)>b[i]){ pt("No"); return; }else if((b[i]-abs(x-y))%2==1){ pt("No"); return; } } pt("Yes"); } int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); //cout << fixed << setprecision(16); //ll T; //cin>>T; //rep(ca,T) solve(); }