結果
問題 | No.2924 <===Super Spaceship String===> |
ユーザー | 👑 binap |
提出日時 | 2024-10-12 14:47:39 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 24 ms / 2,000 ms |
コード長 | 2,986 bytes |
コンパイル時間 | 4,289 ms |
コンパイル使用メモリ | 266,132 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-16 17:53:20 |
合計ジャッジ時間 | 5,086 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 17 ms
5,248 KB |
testcase_08 | AC | 17 ms
5,248 KB |
testcase_09 | AC | 16 ms
5,248 KB |
testcase_10 | AC | 24 ms
6,820 KB |
testcase_11 | AC | 19 ms
5,248 KB |
testcase_12 | AC | 17 ms
5,248 KB |
testcase_13 | AC | 19 ms
6,576 KB |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,n) for(int i=0;i<n;i++) using namespace std; using namespace atcoder; typedef long long ll; typedef vector<int> vi; typedef vector<long long> vl; typedef vector<vector<int>> vvi; typedef vector<vector<long long>> vvl; typedef long double ld; typedef pair<int, int> P; template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;} template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;} template <int m> istream& operator>>(istream& is, static_modint<m>& a) {long long x; is >> x; a = x; return is;} template <int m> istream& operator>>(istream& is, dynamic_modint<m>& a) {long long x; is >> x; a = x; return is;} template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;} template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;} template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;} template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;} template<typename T> ostream& operator<<(ostream& os, const set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename S, auto op, auto e> ostream& operator<<(ostream& os, const atcoder::segtree<S, op, e>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename S, auto op, auto e, typename F, auto mapping, auto composition, auto id> ostream& operator<<(ostream& os, const atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename T> void chmin(T& a, T b){a = min(a, b);} template<typename T> void chmax(T& a, T b){a = max(a, b);} int main(){ string s; cin >> s; int n = s.size(); deque<pair<char, int>> de; int ans = n; rep(i, n){ if(s[i] == '<'){ de.emplace_back('<', 1); } if(s[i] == '='){ if(de.size()){ auto [c, len] = de.back(); if(c == '='){ de.pop_back(); de.emplace_back('=', len + 1); continue; } } de.emplace_back('=', 1); } if(s[i] == '>'){ if(int(de.size()) >= 2){ auto [c1, len1] = de.back(); de.pop_back(); auto [c2, len2] = de.back(); de.pop_back(); if(c1 == '=' and c2 == '<'){ ans -= 2 + len1; continue; } de.emplace_back(c2, len2); de.emplace_back(c1, len1); } de.emplace_back('>', 1); } } cout << ans << "\n"; return 0; }