結果
問題 | No.1053 ゲーミング棒 |
ユーザー | omochana2 |
提出日時 | 2020-05-17 17:07:33 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 27 ms / 2,000 ms |
コード長 | 2,645 bytes |
コンパイル時間 | 1,341 ms |
コンパイル使用メモリ | 161,568 KB |
実行使用メモリ | 20,000 KB |
最終ジャッジ日時 | 2024-09-25 09:58:54 |
合計ジャッジ時間 | 3,288 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 6 ms
16,420 KB |
testcase_01 | AC | 5 ms
16,360 KB |
testcase_02 | AC | 6 ms
15,724 KB |
testcase_03 | AC | 6 ms
16,764 KB |
testcase_04 | AC | 5 ms
16,632 KB |
testcase_05 | AC | 5 ms
16,232 KB |
testcase_06 | AC | 5 ms
16,112 KB |
testcase_07 | AC | 5 ms
15,792 KB |
testcase_08 | AC | 5 ms
16,356 KB |
testcase_09 | AC | 6 ms
16,648 KB |
testcase_10 | AC | 6 ms
15,992 KB |
testcase_11 | AC | 6 ms
16,064 KB |
testcase_12 | AC | 6 ms
16,344 KB |
testcase_13 | AC | 5 ms
16,348 KB |
testcase_14 | AC | 6 ms
16,236 KB |
testcase_15 | AC | 5 ms
16,248 KB |
testcase_16 | AC | 6 ms
16,744 KB |
testcase_17 | AC | 6 ms
16,100 KB |
testcase_18 | AC | 6 ms
15,564 KB |
testcase_19 | AC | 7 ms
15,680 KB |
testcase_20 | AC | 7 ms
15,496 KB |
testcase_21 | AC | 6 ms
15,916 KB |
testcase_22 | AC | 6 ms
16,008 KB |
testcase_23 | AC | 21 ms
19,408 KB |
testcase_24 | AC | 26 ms
19,220 KB |
testcase_25 | AC | 27 ms
18,720 KB |
testcase_26 | AC | 26 ms
20,000 KB |
testcase_27 | AC | 6 ms
16,424 KB |
testcase_28 | AC | 5 ms
15,492 KB |
testcase_29 | AC | 6 ms
15,620 KB |
testcase_30 | AC | 13 ms
16,664 KB |
testcase_31 | AC | 14 ms
16,320 KB |
testcase_32 | AC | 14 ms
16,112 KB |
testcase_33 | AC | 12 ms
16,832 KB |
testcase_34 | AC | 13 ms
16,936 KB |
testcase_35 | AC | 14 ms
16,656 KB |
testcase_36 | AC | 15 ms
16,292 KB |
ソースコード
#include <bits/stdc++.h> #define ADD(a, b) a = (a + ll(b)) % mod #define MUL(a, b) a = (a * ll(b)) % mod #define MAX(a, b) a = max(a, b) #define MIN(a, b) a = min(a, b) #define rep(i, a, b) for(int i = int(a); i < int(b); i++) #define rer(i, a, b) for(int i = int(a) - 1; i >= int(b); i--) #define all(a) (a).begin(), (a).end() #define sz(v) (int)(v).size() #define pb push_back #define sec second #define fst first #define debug(fmt, ...) Debug(__LINE__, ":", fmt, ##__VA_ARGS__) using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> pi; typedef pair<ll, ll> pl; typedef pair<int, pi> ppi; typedef vector<int> vi; typedef vector<ll> vl; typedef vector<vl> mat; typedef complex<double> comp; void Debug() {cerr << '\n'; } template<class FIRST, class... REST>void Debug(FIRST arg, REST... rest){ cerr<<arg<<" ";Debug(rest...);} template<class T>ostream& operator<<(ostream& out,const vector<T>& v) { out<<"[";if(!v.empty()){rep(i,0,sz(v)-1)out<<v[i]<<", ";out<<v.back();}out<<"]";return out;} template<class S, class T>ostream& operator<<(ostream& out,const pair<S, T>& v){ out<<"("<<v.first<<", "<<v.second<<")";return out;} const int MAX_N = 500010; const int MAX_V = 100010; const double eps = 1e-6; const ll mod = 1000000007; const int inf = (1 << 30) - 1; const ll linf = 1LL << 60; const double PI = 3.14159265358979323846; mt19937 rng; //use it by rng() % mod, shuffle(all(vec), rng) /////////////////////////////////////////////////////////////////////////////////////////////////// int N; int A[MAX_N]; vi Q[MAX_N]; bool continuous(int l, int r) { rep(i, 0, N) Q[i].clear(); rep(i, l, r) { Q[A[i]].pb(i); } rep(i, 0, N) { rep(j, 0, sz(Q[i]) - 1) { if(Q[i][j] + 1 != Q[i][j + 1]) return false; } } return true; } void solve() { cin >> N; rep(i, 0, N) { cin >> A[i]; A[i]--; } if(continuous(0, N)) { cout << 0 << "\n"; } else { if(A[0] != A[N - 1]) cout << -1 << "\n"; else { int at = 0; while(A[at] == A[N - 1]) at++; if(continuous(at, N)) { cout << 1 << "\n"; } else cout << -1 << "\n"; } } } uint32_t rd() { uint32_t res; #ifdef __MINGW32__ asm volatile("rdrand %0" :"=a"(res) ::"cc"); #else res = std::random_device()(); #endif return res; } int main() { #ifndef LOCAL ios::sync_with_stdio(false); cin.tie(0); #endif cout << fixed; cout.precision(20); cerr << fixed; cerr.precision(6); rng.seed(rd()); #ifdef LOCAL //freopen("in.txt", "wt", stdout); //for tester if(!freopen("in.txt", "rt", stdin)) return 1; #endif solve(); cerr << "Time: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n"; return 0; }