| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 965633 | gaga999 | Garden (JOI23_garden) | C++17 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
// #pragma GCC optimize("Ofast,no-stack-protector")
// #pragma GCC optimize("O3,unroll-loops")
// #pragma GCC target("avx,avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
#define lowbit(x) ((x) & -(x))
#define ml(a, b) ((1ll * (a) * (b)) % M)
#define tml(a, b) (a) = ((1ll * (a) * (b)) % M)
#define ad(a, b) ((0ll + (a) + (b)) % M)
#define tad(a, b) (a) = ((0ll + (a) + (b)) % M)
#define mi(a, b) ((0ll + M + (a) - (b)) % M)
#define tmi(a, b) (a) = ((0ll + M + (a) - (b)) % M)
#define tmin(a, b) (a) = min((a), (b))
#define tmax(a, b) (a) = max((a), (b))
#define iter(a) (a).begin(), (a).end()
#define riter(a) (a).rbegin(), (a).rend()
#define init(a, b) memset((a), (b), sizeof(a))
#define cpy(a, b) memcpy((a), (b), sizeof(a))
#define uni(a) a.resize(unique(iter(a)) - a.begin())
#define size(x) (int)x.size()
#define pb emplace_back
#define mpr make_pair
#define ls(i) ((i) << 1)
#define rs(i) ((i) << 1 | 1)
#define INF 0x3f3f3f3f
#define NIF 0xc0c0c0c0
#define eps 1e-9
#define F first
#define S second
#define AC cin.tie(0)->sync_with_stdio(0)
using namespace std;
typedef long long llt;
typedef __int128_t lll;
typedef pair<int, int> pii;
typedef pair<double, double> pdd;
typedef pair<llt, llt> pll;
typedef complex<double> cd;
// const int M = 998244353;
// random_device rm;
// mt19937 rg(rm());
// default_random_engine rg(rm());
// uniform_int_distribution<int> rd(INT_MIN, INT_MAX);
// uniform_real_distribution<double> rd(0, M_PI);
void db() { cerr << "\n"; }
template <class T, class... U>
void db(T a, U... b) { cerr << a << " ", db(b...); }
inline char gc()
{
const static int SZ = 1 << 16;
static char buf[SZ], *p1, *p2;
if (p1 == p2 && (p2 = buf + fread(p1 = buf, 1, SZ, stdin), p1 == p2))
return -1;
return *p1++;
}
void rd() {}
template <typename T, typename... U>
void rd(T &x, U &...y)
{
cin>>x,rd(y...);
}
template <typename T>
void prt(T x)
{
cout<<x;
}
const int N = 5005;
typedef int[N] bs;
bs b1, b2, vd[N];
int dp[N][N], top[N], tp2;
signed main()
{
int n, m, k, x, y, mx = 0;
rd(n, m, k);
for (int i = 1; i <= n; i++)
rd(x, y), b1[x] = 1, b2[y] = 1, tmax(tp2, x);
for (int i = 1; i <= m; i++)
rd(x, y), vd[x][y] = 1, tmax(top[y], x);
if (!b1[0])
for (int j = 0; j < k; j++)
if (!b2[j] && !vd[0][j])
dp[0][j] = k - max(top[j], tp2);
for (int i = 1; i < k; i++)
{
if (b1[i])
continue;
for (int j = 0; j < k; j++)
{
if (b2[j] || vd[i][j])
continue;
dp[i][j] = min(k, dp[i - 1][j] + 1);
}
}
auto cg = [&](int a, int b) -> void
{
if (a > 0 && b > 0)
{
tmin(a, k - 1), tmin(b, k - 1);
tmax(mx, k * (a + b) - a * b);
}
};
for (int i = 0; i < k; i++)
{
if (b1[i])
continue;
vector<pii> sk(1, pii(-1, -1));
for (int j = 0; j < k << 1; j++)
{
int cv = dp[i][j >= k ? j - k : j];
while (cv <= sk.back().F)
{
int tp = sk.back().F;
sk.pop_back();
cg(tp, j - sk.back().S - 1);
}
sk.pb(cv, j);
}
for (pii j : sk)
cg(j.F, (k << 1) - j.S);
}
for (int i = 0, ct; i < k; i++)
{
ct = 0;
while (ct < k - 1 && !b1[(i + ct) % k])
ct++;
tmax(mx, k * ct);
ct = 0;
while (ct < k - 1 && !b2[(i + ct) % k])
ct++;
tmax(mx, k * ct);
}
prt(k * k - mx), putchar('\n');
}