結果

問題 No.832 麻雀修行中
ユーザー fumiphys
提出日時 2019-05-24 22:43:25
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 5,123 bytes
コンパイル時間 1,524 ms
コンパイル使用メモリ 172,760 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-09-17 11:03:50
合計ジャッジ時間 2,351 ms
ジャッジサーバーID
(参考情報)
judge3 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 6
other AC * 25
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

// includes
#include <bits/stdc++.h>
// macros
#define ll long long int
#define pb emplace_back
#define mk make_pair
#define pq priority_queue
#define FOR(i, a, b) for(int i=(a);i<(b);++i)
#define rep(i, n) FOR(i, 0, n)
#define rrep(i, n) for(int i=((int)(n)-1);i>=0;i--)
#define irep(itr, st) for(auto itr = (st).begin(); itr != (st).end(); ++itr)
#define irrep(itr, st) for(auto itr = (st).rbegin(); itr != (st).rend(); ++itr)
#define vrep(v, i) for(int i = 0; i < (v).size(); i++)
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
#define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end())
#define FI first
#define SE second
#define dump(a, n) for(int i = 0; i < n; i++)cout << a[i] << "\n "[i + 1 != n];
#define dump2(a, n, m) for(int i = 0; i < n; i++)for(int j = 0; j < m; j++)cout << a[i][j] << "\n "[j + 1 != m];
#define bit(n) (1LL<<(n))
#define INT(n) int n; cin >> n;
#define LL(n) ll n; cin >> n;
#define DOUBLE(n) double n; cin >> n;
using namespace std;
// types
typedef pair<int, int> P;
typedef pair<ll, int> Pl;
typedef pair<ll, ll> Pll;
typedef pair<double, double> Pd;
typedef complex<double> cd;
// constants
const int inf = 1e9;
const ll linf = 1LL << 50;
const double EPS = 1e-10;
const int mod = 1e9 + 7;
const int dx[4] = {-1, 0, 1, 0};
const int dy[4] = {0, -1, 0, 1};
// solve
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(a > b){a = b; return 1;} return 0;}
template <typename T> istream &operator>>(istream &is, vector<T> &vec){for(auto &v: vec)is >> v; return is;}
template <typename T> ostream &operator<<(ostream &os, const vector<T>& vec){for(int i = 0; i < vec.size(); i++){ os << vec[i]; if(i + 1 != vec.size
    ())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const set<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto titr =
    itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const unordered_set<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr;
    auto titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const multiset<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto
    titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os <<
    *itr; auto titr = itr; if(++titr != st.end())os << " ";} return os;}
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> ostream &operator<<(ostream &os, const map<T1, T2> &mp){for(auto itr = mp.begin(); itr != mp.end(); ++itr){ os <<
    itr->first << ":" << itr->second; auto titr = itr; if(++titr != mp.end())os << " "; } return os;}
template <typename T1, typename T2> ostream &operator<<(ostream &os, const unordered_map<T1, T2> &mp){for(auto itr = mp.begin(); itr != mp.end();
    ++itr){ os << itr->first << ":" << itr->second; auto titr = itr; if(++titr != mp.end())os << " "; } return os;}
int ato_int(char c){
return int(c - 'a');
}
char to_achar(int i){
return char(i + 'a');
}
int Ato_int(char c){
if('a' <= c && c <= 'z')return int(c - 'a');
return int(c - 'A') + 26;
}
char to_Achar(int i){
if(i < 26)return char(i + 'a');
return char(i - 26 + 'A');
}
int dto_int(char c){
return int(c - '0');
}
char to_dchar(int i){
return char(i + '0');
}
int main(int argc, char const* argv[])
{
ios_base::sync_with_stdio(false);
cin.tie(0);
string s;
cin >> s;
vector<int> cnt(10, 0);
rep(i, sz(s))cnt[dto_int(s[i])]++;
for(int i = 1; i <= 9; i++){
if(cnt[i] == 4)continue;
cnt[i]++;
int c = 0;
bool ok = false;
rep(i, 10)if(cnt[i] != 2 && cnt[i] != 0)c++;
if(c == 0){
cout << i << endl;
ok = true;
}
for(int k = 1; k <= 9; k++){
if(ok)break;
if(cnt[k] < 2)continue;
vector<int> cnt2 = cnt;
cnt[k] -= 2;
int curr = 1;
bool flg = false;
while(curr < 8){
if(cnt[curr] % 3 != 0){
if(cnt[curr+1] < cnt[curr] % 3 || cnt[curr+2] < cnt[curr] % 3){
flg = true;
break;
}
cnt[curr+1] -= cnt[curr] % 3;
cnt[curr+2] -= cnt[curr] % 3;
cnt[curr] -= cnt[curr] % 3;
curr++;
}else{
curr++;
}
}
curr = 9;
while(curr > 2){
if(cnt[curr] % 3 != 0){
if(cnt[curr-1] < cnt[curr] % 3 || cnt[curr-2] < cnt[curr] % 3){
flg = true;
break;
}
cnt[curr-1] -= cnt[curr] % 3;
cnt[curr-2] -= cnt[curr] % 3;
cnt[curr] -= cnt[curr] % 3;
curr--;
}else{
curr--;
}
}
if(!flg){
cout << i << endl;
ok = true;
}
cnt[k] += 2;
cnt = cnt2;
}
cnt[i]--;
}
return 0;
}
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