結果
問題 | No.1053 ゲーミング棒 |
ユーザー | ミドリムシ |
提出日時 | 2020-05-15 21:29:06 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 105 ms / 2,000 ms |
コード長 | 4,146 bytes |
コンパイル時間 | 1,751 ms |
コンパイル使用メモリ | 177,656 KB |
実行使用メモリ | 9,512 KB |
最終ジャッジ日時 | 2024-09-19 09:15:19 |
合計ジャッジ時間 | 2,953 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 1 ms
5,376 KB |
testcase_21 | AC | 1 ms
5,376 KB |
testcase_22 | AC | 1 ms
5,376 KB |
testcase_23 | AC | 66 ms
9,296 KB |
testcase_24 | AC | 69 ms
9,044 KB |
testcase_25 | AC | 105 ms
9,512 KB |
testcase_26 | AC | 70 ms
9,168 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | AC | 17 ms
5,376 KB |
testcase_31 | AC | 16 ms
5,376 KB |
testcase_32 | AC | 16 ms
5,376 KB |
testcase_33 | AC | 15 ms
5,376 KB |
testcase_34 | AC | 15 ms
5,376 KB |
testcase_35 | AC | 21 ms
5,376 KB |
testcase_36 | AC | 21 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long; constexpr lint mod = 998244353; #define all(x) (x).begin(), (x).end() #define bitcount(n) __builtin_popcountl((lint)(n)) #define fcout cout << fixed << setprecision(15) #define highest(x) (63 - __builtin_clzl(x)) #define rep(i, n) for(int i = 0; i < int(n); i++) #define rep2(i, l, r) for(int i = int(l); i < int(r); i++) #define repr(i, n) for(int i = int(n) - 1; i >= 0; i--) #define repr2(i, l, r) for(int i = int(r) - 1; i >= int(l); i--) constexpr int inf9 = 1e9; constexpr lint inf18 = 1e18; inline void YES(bool condition){ if(condition) cout << "YES" << endl; else cout << "NO" << endl; } inline void Yes(bool condition){ if(condition) cout << "Yes" << endl; else cout << "No" << endl; } inline void assert_NO(bool condition){ if(!condition){ cout << "NO" << endl; exit(0); } } inline void assert_No(bool condition){ if(!condition){ cout << "No" << endl; exit(0); } } inline void assert_m1(bool condition){ if(!condition){ cout << -1 << endl; exit(0); } } lint power(lint base, lint exponent, lint module){ if(exponent % 2){ return power(base, exponent - 1, module) * base % module; }else if(exponent){ lint root_ans = power(base, exponent / 2, module); return root_ans * root_ans % module; }else{ return 1; }} struct position{ int y, x; }; position mv[4] = {{0, -1}, {1, 0}, {0, 1}, {-1, 0}}; // double euclidean(position first, position second){ return sqrt((second.x - first.x) * (second.x - first.x) + (second.y - first.y) * (second.y - first.y)); } template<class T, class U> string to_string(pair<T, U> x){ return to_string(x.first) + "," + to_string(x.second); } string to_string(string x){ return x; } template<class itr> void array_output(itr start, itr goal){ string ans; for(auto i = start; i != goal; i++) ans += to_string(*i) + " "; if(!ans.empty()) ans.pop_back(); cout << ans << endl; } template<class itr> void cins(itr first, itr last){ for(auto i = first; i != last; i++){ cin >> (*i); } } template<class T> T gcd(T a, T b){ if(b) return gcd(b, a % b); else return a; } template<class T> T lcm(T a, T b){ return a / gcd(a, b) * b; } struct combination{ vector<lint> fact, inv; combination(int sz) : fact(sz + 1), inv(sz + 1){ fact[0] = 1; for(int i = 1; i <= sz; i++){ fact[i] = fact[i - 1] * i % mod; } inv[sz] = power(fact[sz], mod - 2, mod); for(int i = sz - 1; i >= 0; i--){ inv[i] = inv[i + 1] * (i + 1) % mod; } } lint P(int n, int r){ if(r < 0 || n < r) return 0; return (fact[n] * inv[n - r] % mod); } lint C(int p, int q){ if(q < 0 || p < q) return 0; return (fact[p] * inv[q] % mod * inv[p - q] % mod); } }; template<class itr> bool next_sequence(itr first, itr last, int max_bound){ itr now = last; while(now != first){ now--; (*now)++; if((*now) == max_bound){ (*now) = 0; }else{ return true; } } return false; } template<class itr, class itr2> bool next_sequence2(itr first, itr last, itr2 first2, itr2 last2){ itr now = last; itr2 now2 = last2; while(now != first){ now--, now2--; (*now)++; if((*now) == (*now2)){ (*now) = 0; }else{ return true; } } return false; } template<class T> bool chmax(T &a, const T &b){ if(a < b){ a = b; return 1; } return 0; } template<class T> bool chmin(T &a, const T &b){ if(b < a){ a = b; return 1; } return 0; } inline int at(lint i, int j){ return (i >> j) & 1; } random_device rnd; bool is_in_board(lint y, lint x, lint H, lint W){ return (0 <= y && y < H && 0 <= x && x < W); } bool is_ok(vector<int> arr){ set<int> nums; for(int i: arr){ if(nums.find(i) != nums.end()){ return false; } nums.insert(i); } return true; } int main(){ int N; cin >> N; vector<int> A(N); cins(all(A)); vector<int> compress{A[0]}; rep2(i, 1, N){ if(A[i - 1] != A[i]){ compress.push_back(A[i]); } } if(is_ok(compress)){ cout << 0 << endl; return 0; } if(compress[0] == compress.back()){ vector<int> compress2 = compress; compress2.pop_back(); if(is_ok(compress2)){ cout << 1 << endl; return 0; } } cout << -1 << endl; }