結果

問題 No.1597 Matrix Sort
コンテスト
ユーザー KowerKoint2010
提出日時 2021-07-09 23:03:57
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
RE  
実行時間 -
コード長 3,957 bytes
コンパイル時間 1,856 ms
コンパイル使用メモリ 172,144 KB
実行使用メモリ 238,452 KB
最終ジャッジ日時 2024-07-01 18:08:26
合計ジャッジ時間 9,896 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 * 3
other AC * 8 RE * 19
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 # 

#line 1 "library/ei1333/template/template.cpp"
#include<bits/stdc++.h>

using namespace std;

using int64 = long long;
const int mod = 1e9 + 7;

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 {
  explicit 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)};
}
#line 2 "Contests/yukicoder_/6419/main.cpp"

// add your library with double quotation #include"" here.

// define your macros here.
#define REP(a,b) for(int a = 0;a < b;++a)
#define ALL(a) (a).begin(),(a).end()
#define END(a) { cout << (a) << '\n'; return; }
using ll = long long;
using P = pair<int, int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VVVI = vector<VVI>;
using VL = vector<ll>;
using VVL = vector<VL>;
using VVVL = vector<VVL>;
using VP = vector<P>;
using VVP = vector<VP>;
using VVVP = vector<VVP>;
using VD = vector<double>;
using VVD = vector<VD>;
using VVVD = vector<VVD>;
constexpr int INF = 1001001001;
constexpr ll LINF = 1001001001001001001ll;

void solve(){
    // write your solution here.
    int n, k, p; cin >> n >> k >> p;
    VI a(n), b(n); cin >> a >> b;
    VL cnta(p, 0), cntb(p, 0);
    REP(i, n) {
        cnta[a[i]]++; cntb[b[i]]++;
    }
    VL sumb(p + 1, 0);
    REP(i, p) sumb[i + 1] = sumb[i] + cntb[i];

    int ok = 0, ng = p;
    while(ng - ok > 1) {
        int mid = (ok + ng) / 2;
        ll tmp = 0;
        REP(i, p) {
            ll tmp2 = 0;
            if(mid - i - 1>= 0) tmp2 = sumb[mid - i] + sumb[p] - sumb[p - i];
            else tmp2 = sumb[p + mid - i] - sumb[p - i];
            tmp += cnta[i] * tmp2;
            //cerr << "i=" << i << ' ' << tmp2 << '\n';
        }
        if(tmp < k) ok = mid;
        else ng = mid;
    }
    END(ok)
}

// generated by oj-template v4.7.2 (https://github.com/online-judge-tools/template-generator)
int main() {
    // Fasterize input/output script
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(100);
    // scanf/printf user should delete this fasterize input/output script

    int t = 1;
    //cin >> t; // comment out if solving multi testcase
    for(int testCase = 1;testCase <= t;++testCase){
        solve();
    }
    return 0;
}
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