結果
問題 | No.1606 Stuffed Animals Keeper |
ユーザー | fastmath |
提出日時 | 2021-07-16 22:21:27 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 91 ms / 3,000 ms |
コード長 | 3,635 bytes |
コンパイル時間 | 1,449 ms |
コンパイル使用メモリ | 139,052 KB |
実行使用メモリ | 199,764 KB |
最終ジャッジ日時 | 2024-07-06 09:45:23 |
合計ジャッジ時間 | 5,364 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
(要ログイン)
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 | 53 ms
199,288 KB |
testcase_01 | AC | 53 ms
199,212 KB |
testcase_02 | AC | 52 ms
199,088 KB |
testcase_03 | AC | 65 ms
199,288 KB |
testcase_04 | AC | 67 ms
199,328 KB |
testcase_05 | AC | 58 ms
199,284 KB |
testcase_06 | AC | 60 ms
199,448 KB |
testcase_07 | AC | 62 ms
199,432 KB |
testcase_08 | AC | 62 ms
199,480 KB |
testcase_09 | AC | 58 ms
199,248 KB |
testcase_10 | AC | 56 ms
199,468 KB |
testcase_11 | AC | 57 ms
199,176 KB |
testcase_12 | AC | 60 ms
199,304 KB |
testcase_13 | AC | 51 ms
199,376 KB |
testcase_14 | AC | 53 ms
199,212 KB |
testcase_15 | AC | 91 ms
199,764 KB |
testcase_16 | AC | 68 ms
199,172 KB |
testcase_17 | AC | 68 ms
199,332 KB |
testcase_18 | AC | 69 ms
199,424 KB |
testcase_19 | AC | 68 ms
199,352 KB |
testcase_20 | AC | 68 ms
199,360 KB |
testcase_21 | AC | 53 ms
199,252 KB |
testcase_22 | AC | 55 ms
199,340 KB |
testcase_23 | AC | 52 ms
199,368 KB |
testcase_24 | AC | 53 ms
199,260 KB |
testcase_25 | AC | 53 ms
199,316 KB |
testcase_26 | AC | 54 ms
199,320 KB |
testcase_27 | AC | 53 ms
199,352 KB |
testcase_28 | AC | 52 ms
199,276 KB |
testcase_29 | AC | 53 ms
199,264 KB |
testcase_30 | AC | 52 ms
199,320 KB |
testcase_31 | AC | 55 ms
199,260 KB |
testcase_32 | AC | 54 ms
199,436 KB |
testcase_33 | AC | 51 ms
199,352 KB |
testcase_34 | AC | 53 ms
199,252 KB |
testcase_35 | AC | 51 ms
199,336 KB |
testcase_36 | AC | 52 ms
199,356 KB |
testcase_37 | AC | 54 ms
199,232 KB |
testcase_38 | AC | 52 ms
199,396 KB |
testcase_39 | AC | 51 ms
199,372 KB |
testcase_40 | AC | 51 ms
199,308 KB |
testcase_41 | AC | 52 ms
199,192 KB |
testcase_42 | AC | 51 ms
199,280 KB |
testcase_43 | AC | 67 ms
199,420 KB |
testcase_44 | AC | 67 ms
199,204 KB |
testcase_45 | AC | 68 ms
199,424 KB |
testcase_46 | AC | 65 ms
199,312 KB |
testcase_47 | AC | 65 ms
199,448 KB |
testcase_48 | AC | 51 ms
199,116 KB |
testcase_49 | AC | 51 ms
199,388 KB |
testcase_50 | AC | 51 ms
199,244 KB |
ソースコード
#include <iostream> #include <cstdio> #include <cstdlib> #include <algorithm> #include <cmath> #include <vector> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <queue> #include <ctime> #include <cassert> #include <complex> #include <string> #include <cstring> #include <chrono> #include <random> #include <bitset> #include <fstream> #include <array> using namespace std; #define int long long #define ii pair <int, int> #define app push_back #define all(a) a.begin(), a.end() #define bp __builtin_popcountll #define ll long long #define mp make_pair #define x first #define y second #define Time (double)clock()/CLOCKS_PER_SEC #define debug(x) std::cerr << #x << ": " << x << '\n'; #define FORI(i,a,b) for (int i = (a); i < (b); ++i) #define FOR(i,a) FORI(i,0,a) #define ROFI(i,a,b) for (int i = (b)-1; i >= (a); --i) #define ROF(i,a) ROFI(i,0,a) #define rep(a) FOR(_,a) #define each(a,x) for (auto& a: x) #define FORN(i, n) FORI(i, 1, n + 1) using vi = vector<int>; template <typename T> std::istream& operator >>(std::istream& input, std::pair <T, T> & data) { input >> data.x >> data.y; return input; } template <typename T> std::istream& operator >>(std::istream& input, std::vector<T>& data) { for (T& x : data) input >> x; return input; } template <typename T> std::ostream& operator <<(std::ostream& output, const pair <T, T> & data) { output << "(" << data.x << "," << data.y << ")"; return output; } template <typename T> std::ostream& operator <<(std::ostream& output, const std::vector<T>& data) { for (const T& x : data) output << x << " "; return output; } std::ostream& operator <<(std::ostream& output, const __int128 &x) { __int128 n = x; if (n == 0) { output << "0"; return output; } if (n < 0) { n = -n; output << "-"; } string s; while (n) { s += '0' + (n%10); n /= 10; } reverse(all(s)); cout << s; return output; } ll div_up(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // divide a by b rounded up ll div_down(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // divide a by b rounded down ll math_mod(ll a, ll b) { return a - b * div_down(a, b); } #define tcT template<class T #define tcTU tcT, class U tcT> using V = vector<T>; tcT> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } // set a = min(a,b) tcT> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } ll gcd(ll a, ll b) { while (b) { tie(a, b) = mp(b, a % b); } return a; } int Bit(int mask, int bit) { return (mask >> bit) & 1; } const int N = 5007, INF = 1e18; int dp[N][N]; signed main() { #ifdef LOCAL #else #define endl '\n' ios_base::sync_with_stdio(0); cin.tie(0); #endif int n; cin >> n; vi a(n); cin >> a; int c = 0; each (e, a) { c += e == 1; } V <vi> seg; vi cur(2); FOR (i, n) { if (a[i] == 2) { seg.app(cur); cur[0] = cur[1] = 0; } else { cur[a[i]]++; } } seg.app(cur); FOR (i, N) { FOR (j, N) { dp[i][j] = INF; } } dp[0][0] = 0; int sz = seg.size(); FOR (i, sz) { FOR (j, N) { if (dp[i][j] != INF) { ckmin(dp[i + 1][j], dp[i][j] + seg[i][1]); ckmin(dp[i + 1][j + seg[i][0] + seg[i][1]], dp[i][j] + seg[i][0]); } } } if (dp[sz][c] != INF) { cout << dp[sz][c]/2 << endl; } else { cout << -1 << endl; } }