結果
問題 | No.884 Eat and Add |
ユーザー |
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提出日時 | 2019-09-13 21:34:56 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 10 ms / 1,000 ms |
コード長 | 2,508 bytes |
コンパイル時間 | 2,133 ms |
コンパイル使用メモリ | 196,588 KB |
最終ジャッジ日時 | 2025-01-07 17:45:39 |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 9 |
ソースコード
#include <bits/stdc++.h>using namespace std;using int64 = long long;const int mod = 998244353;const int64 infll = (1LL << 62) - 1;const int inf = (1 << 30) - 1;struct IoSetup {IoSetup() {cin.tie(nullptr);ios::sync_with_stdio(false);cout << fixed << setprecision(10);cerr << fixed << setprecision(10);}} iosetup;template< typename T1, typename T2 >ostream &operator<<(ostream &os, const pair< T1, T2 > &p) {os << p.first << " " << p.second;return os;}template< typename T1, typename T2 >istream &operator>>(istream &is, pair< T1, T2 > &p) {is >> p.first >> p.second;return is;}template< typename T >ostream &operator<<(ostream &os, const vector< T > &v) {for(int i = 0; i < (int) v.size(); i++) {os << v[i] << (i + 1 != v.size() ? " " : "");}return os;}template< typename T >istream &operator>>(istream &is, vector< T > &v) {for(T &in : v) is >> in;return is;}template< typename T1, typename T2 >inline bool chmax(T1 &a, T2 b) {return a < b && (a = b, true);}template< typename T1, typename T2 >inline bool chmin(T1 &a, T2 b) {return a > b && (a = b, true);}template< typename T = int64 >vector< T > make_v(size_t a) {return vector< T >(a);}template< typename T, typename... Ts >auto make_v(size_t a, Ts... ts) {return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));}template< typename T, typename V >typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {t = v;}template< typename T, typename V >typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {for(auto &e : t) fill_v(e, v);}template< typename F >struct FixPoint : F {FixPoint(F &&f) : F(forward< F >(f)) {}template< typename... Args >decltype(auto) operator()(Args &&... args) const {return F::operator()(*this, forward< Args >(args)...);}};template< typename F >inline decltype(auto) MFP(F &&f) {return FixPoint< F >{forward< F >(f)};}int main() {string S;cin >> S;reverse(begin(S), end(S));auto dp1 = make_v< int >(2);dp1[0] = 0;dp1[1] = inf;for(int i = 0; i <= S.size(); i++) {int add = i < S.size() ? S[i] - '0' : 0;auto dp2 = make_v< int >(2);fill_v(dp2, inf);for(int j = 0; j < 2; j++) {for(int k = 0; k < 2; k++) {chmin(dp2[(j + add + k) / 2], dp1[j] + (j + add + k) % 2 + k);}}dp1.swap(dp2);}cout << min(dp1[0], dp1[1] + 1) << endl;}