結果

問題 No.2071 Shift and OR
ユーザー 👑 deuteridayodeuteridayo
提出日時 2022-09-16 21:39:50
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 2,702 bytes
コンパイル時間 3,796 ms
コンパイル使用メモリ 233,204 KB
実行使用メモリ 7,064 KB
最終ジャッジ日時 2023-08-23 14:38:02
合計ジャッジ時間 6,401 ms
ジャッジサーバーID
(参考情報)
judge15 / judge13
このコードへのチャレンジ
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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 2 ms
5,448 KB
testcase_01 AC 2 ms
5,484 KB
testcase_02 AC 3 ms
5,536 KB
testcase_03 AC 11 ms
5,524 KB
testcase_04 AC 6 ms
5,784 KB
testcase_05 WA -
testcase_06 AC 7 ms
5,516 KB
testcase_07 AC 4 ms
5,668 KB
testcase_08 AC 4 ms
5,608 KB
testcase_09 AC 6 ms
5,504 KB
testcase_10 AC 8 ms
5,668 KB
testcase_11 AC 22 ms
5,724 KB
testcase_12 AC 19 ms
5,700 KB
testcase_13 WA -
testcase_14 AC 2 ms
5,496 KB
testcase_15 WA -
testcase_16 AC 14 ms
5,568 KB
testcase_17 WA -
testcase_18 AC 2 ms
5,520 KB
testcase_19 WA -
testcase_20 WA -
testcase_21 WA -
testcase_22 WA -
testcase_23 AC 49 ms
6,896 KB
testcase_24 AC 7 ms
5,560 KB
testcase_25 AC 24 ms
6,220 KB
testcase_26 AC 29 ms
6,280 KB
testcase_27 AC 2 ms
5,620 KB
testcase_28 AC 54 ms
7,064 KB
testcase_29 AC 53 ms
7,048 KB
testcase_30 AC 11 ms
5,492 KB
testcase_31 AC 5 ms
5,552 KB
testcase_32 AC 5 ms
5,552 KB
testcase_33 AC 6 ms
5,492 KB
testcase_34 AC 8 ms
5,616 KB
testcase_35 AC 8 ms
5,488 KB
testcase_36 AC 10 ms
5,488 KB
testcase_37 AC 7 ms
5,520 KB
testcase_38 AC 7 ms
5,584 KB
testcase_39 AC 7 ms
5,532 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#include<bits/stdc++.h>
#include<atcoder/all>
using namespace std;
using namespace atcoder;
using lint = long long;
using ulint = unsigned long long;
#define endl '\n'
int const INF = 1<<30;
lint const INF64 = 1LL<<61;
// lint const Mod = 1e9+7;
long const mod = 998244353;
lint ceilDiv(lint x, lint y){if(x >= 0){return (x+y-1)/y;}else{return x/y;}}
lint floorDiv(lint x, lint y){if(x >= 0){return x/y;}else{return (x-y+1)/y;}}
lint Sqrt(lint x){lint upper = 1e9;lint lower = 0;while(upper - lower > 0){lint mid = (1+upper + lower)/2;if(mid * mid > x){upper = mid-1;}else{lower = mid;}}return upper;}
lint gcd(lint a,lint b){if(a<b)swap(a,b);if(a%b==0)return b;else return gcd(b,a%b);}
lint lcm(lint a,lint b){return (a / gcd(a,b)) * b;}
lint chmin(vector<lint>&v){lint ans = INF64;for(lint i:v){ans = min(ans, i);}return ans;}
lint chmax(vector<lint>&v){lint ans = -INF64;for(lint i:v){ans = max(ans, i);}return ans;}
double dist(double x1, double y1, double x2, double y2){return sqrt(pow(x1-x2, 2) + pow(y1-y2,2));}
string toString(lint n){string ans = "";if(n == 0){ans += "0";}else{while(n > 0){int a = n%10;char b = '0' + a;string c = "";c += b;n /= 10;ans = c + ans;}}return ans;}
string toString(lint n, lint k){string ans = toString(n);string tmp = "";while(ans.length() + tmp.length() < k){tmp += "0";}return tmp + ans;}
vector<lint>prime;void makePrime(lint n){prime.push_back(2);for(lint i=3;i<=n;i+=2){bool chk = true;for(lint j=0;j<prime.size() && prime[j]*prime[j] <= i;j++){if(i % prime[j]==0){chk=false;break;}}if(chk)prime.push_back(i);}}
lint Kai[20000001]; bool firstCallnCr = true; 
lint ncrmodp(lint n,lint r,lint p){ if(firstCallnCr){ Kai[0] = 1; for(int i=1;i<=20000000;i++){ Kai[i] = Kai[i-1] * i; Kai[i] %= mod;} firstCallnCr = false;} if(n<0)return 0;
if(n < r)return 0;if(n==0)return 1;lint ans = Kai[n];lint tmp = (Kai[r] * Kai[n-r]) % p;for(lint i=1;i<=p-2;i*=2){if(i & p-2){ans *= tmp;ans %= p;}tmp *= tmp;tmp %= p;}return ans;}


struct edge{
    int to;
};
using graph = vector<vector<edge>>;

    lint n;
    lint a[300000];
void solve(int k, lint bit, vector<vector<bool>>&dp) {
    if(dp[k][bit])return;
    dp[k][bit] = true;
    if(k == n)return;
    lint t = a[k];
    for(int i = 0; i < 16; i++) {
        solve(k+1, bit ^ t, dp);
        t = t/2 + (1<<15) * (t%2);
    }
}

int main(){
    cin >> n;
    for(int i = 0; i < n; i++) {
        cin >> a[i];
    }
    if(n >= 20) {
        cout << 65535 << endl;
    } else {
        lint ans = 0;
        vector<vector<bool>>dp(n+1, vector<bool>(1<<16, false));
        solve(0, 0, dp);
        for(int j = 0; j < (1<<16); j++) {
            if(dp[n][j])ans = j;
        }
    cout << ans << endl;

    }
    
}

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