結果
問題 | No.1863 Xor Sum 2...? |
ユーザー | woodywoody |
提出日時 | 2022-06-30 19:59:48 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 58 ms / 2,000 ms |
コード長 | 3,974 bytes |
コンパイル時間 | 3,707 ms |
コンパイル使用メモリ | 233,356 KB |
実行使用メモリ | 8,200 KB |
最終ジャッジ日時 | 2024-11-24 18:59:59 |
合計ジャッジ時間 | 5,768 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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
6,816 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,816 KB |
testcase_04 | AC | 1 ms
6,816 KB |
testcase_05 | AC | 12 ms
6,820 KB |
testcase_06 | AC | 6 ms
6,816 KB |
testcase_07 | AC | 18 ms
6,816 KB |
testcase_08 | AC | 18 ms
6,820 KB |
testcase_09 | AC | 45 ms
7,240 KB |
testcase_10 | AC | 42 ms
6,904 KB |
testcase_11 | AC | 24 ms
6,816 KB |
testcase_12 | AC | 16 ms
6,820 KB |
testcase_13 | AC | 34 ms
6,820 KB |
testcase_14 | AC | 41 ms
6,900 KB |
testcase_15 | AC | 35 ms
6,816 KB |
testcase_16 | AC | 34 ms
6,820 KB |
testcase_17 | AC | 20 ms
6,816 KB |
testcase_18 | AC | 9 ms
6,816 KB |
testcase_19 | AC | 17 ms
6,820 KB |
testcase_20 | AC | 27 ms
6,820 KB |
testcase_21 | AC | 38 ms
6,820 KB |
testcase_22 | AC | 15 ms
6,820 KB |
testcase_23 | AC | 49 ms
7,464 KB |
testcase_24 | AC | 53 ms
7,784 KB |
testcase_25 | AC | 57 ms
7,944 KB |
testcase_26 | AC | 57 ms
8,072 KB |
testcase_27 | AC | 58 ms
8,200 KB |
testcase_28 | AC | 57 ms
8,068 KB |
testcase_29 | AC | 56 ms
7,944 KB |
testcase_30 | AC | 58 ms
8,076 KB |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,b) for(int i=0;i<b;i++) #define rrep(i,b) for(int i=b-1;i>=0;i--) #define rep1(i,b) for(int i=1;i<b;i++) #define repx(i,x,b) for(int i=x;i<b;i++) #define fore(i,a) for(auto i:a) #define fore1(i,a) for(auto &i:a) #define rng(x) (x).begin(), (x).end() #define rrng(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define pb push_back #define fi first #define se second using namespace std; using namespace atcoder; using ll = long long; template<typename T> using mpq = priority_queue<T, vector<T>, greater<T>>; template<typename T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<typename T> bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } template<typename T> ll sumv(const vector<T>&a){ll res(0);for(auto&&x:a)res+=x;return res;} bool yn(bool a) { if(a) {cout << "Yes" << endl; return 1;} else {cout << "No" << endl; return 0;}} #define dame { cout << "No" << endl; return 0;} #define dame1 { cout << -1 << endl; return 0;} #define test(x) cout << "test" << x << endl; #define deb(x,y) cout << x << " " << y << endl; #define deb3(x,y,z) cout << x << " " << y << " " << z << endl; #define deb4(x,y,z,x2) cout << x << " " << y << " " << z << " " << x2 << endl; #define out cout << ans << endl; #define outv fore(yans , ans) cout << yans << "\n"; #define show(x) cerr<<#x<<" = "<<x<<endl; #define showv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;} #define showv2(v) fore(vy , v) cout << vy << "\n"; using pll = pair<ll,ll>; using pil = pair<int,ll>; using pli = pair<ll,int>; using pii = pair<int,int>; using tp = tuple<int ,int ,int>; using vi = vector<int>; using vl = vector<ll>; using vs = vector<string>; using vb = vector<bool>; using vpii = vector<pii>; using vpli = vector<pli>; using vpll = vector<pll>; using vpil = vector<pil>; using vvi = vector<vector<int>>; using vvl = vector<vector<ll>>; using vvs = vector<vector<string>>; using vvb = vector<vector<bool>>; using vvpii = vector<vector<pii>>; using vvpli = vector<vector<pli>>; using vvpll = vector<vpll>; using vvpil = vector<vpil>; using mint = modint998244353; using vm = vector<mint>; using vvm = vector<vector<mint>>; vector<int> dx={1,0,-1,0,1,1,-1,-1},dy={0,1,0,-1,1,-1,1,-1}; ll gcd(ll a, ll b) { return a?gcd(b%a,a):b;} ll lcm(ll a, ll b) { return a/gcd(a,b)*b;} const double eps = 1e-10; const ll LINF = 1001002003004005006ll; const int INF = 1001001001; int main(){ int n; cin>>n; vl a(n),b(n); rep(i,n) cin>>a[i]; rep(i,n) cin>>b[i]; vvl sum(2,vl(n)); vl pariv(n); int parity = 0; rep(i,n){ if (i == 0){ if (b[i] == 1) parity = 1; sum[parity][0] = 1; }else{ sum[0][i] = sum[0][i-1]; sum[1][i] = sum[1][i-1]; if (b[i] == 1) parity ^= 1; sum[parity][i]++; } pariv[i] = parity; } ll nowp=0,nowx=0; ll ri = 0; vl ansv(n); rep(i,n){ if (i == 0){ nowp = a[i]; nowx = a[i]; }else{ nowp -= a[i-1]; nowx ^= a[i-1]; } while(nowp == nowx && ri < n-1){ ri++; nowp += a[ri]; nowx ^= a[ri]; } if (nowp != nowx){ nowp -= a[ri]; nowx ^= a[ri--]; } if (ri == n-1){ repx(j,i,n) ansv[j] = n-1; break; } ansv[i] = ri; } // showv(ansv); ll ans = 0; rep(i,n){ int parity = pariv[i]; if (b[i] == 1) parity ^= 1; // show(i); // deb3(ansv[i] , sum[parity][ansv[i]] , sum[parity][i-1]); // cout << sum[parity][ansv[i]] - sum[parity][i-1] << endl; ans += sum[parity][ansv[i]]; if (i != 0) ans -= sum[parity][i-1]; // if (i != 0) ans -= sum[parity][i-1]; // if (b[i] == 1) ans--; } out; return 0; }