#include <bits/stdc++.h> using namespace std; #ifdef LOCAL #include <debug.h> #endif #define st first #define nd second #define pb push_back #define pf push_front #define _pb pop_back #define _pf pop_front #define lb lower_bound #define ub upper_bound #define mtp make_tuple #define all(x) (x).begin(), (x).end() #define sz(x) (int)(x).size() typedef long long ll; typedef unsigned long long ull; typedef double db; typedef long double ldb; typedef pair<int, int> pi; typedef pair<ll, ll> pll; typedef vector<int> vi; typedef vector<ll> vll; typedef vector<pi> vpi; typedef vector<pll> vpll; typedef string str; template<typename T> T gcd(T a, T b) { return (b == 0? a : gcd(b, a % b)); } template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; } #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i)) #define FOS(i, r, l) for (int (i) = (r); (i) >= (l); --(i)) #define EACH(i, x) for (auto &(i) : (x)) #define WHILE while #define file "TEST" mt19937 rd(chrono::steady_clock::now().time_since_epoch().count()); ll rand(ll l, ll r) { return uniform_int_distribution<ll>(l, r)(rd); } /* Tran The Bao CTL - Da Lat Cay ngay cay dem nhung deo duoc cong nhan */ struct Pic { int s, v; Pic() {} Pic(int s, int v) : s(s), v(v) {} }; bool cmp(Pic a, Pic b) { if (a.v != b.v) return a.v < b.v; return a.s < b.s; } const int N = 1e5 + 1; int n, m, c[N], d[N], f[N], Max = 0, rs = 0; Pic p[N]; signed main() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); // freopen(file".inp", "r", stdin); // freopen(file".out", "w", stdout); cin >> n >> m; FOR(i, 1, n) cin >> p[i].s >> p[i].v; FOR(i, 1, m) cin >> c[i]; sort(p + 1, p + 1 + n, cmp); sort(c + 1, c + 1 + m); FOR(i, 1, n) f[i] = m + 1; FOR(i, 1, n) { if (p[i].s > c[m]) continue; int pos = lb(c + 1, c + 1 + m, p[i].s) - c; d[i] = Max + 1; int cn = max(f[Max] + 1, pos); if (cn < m) { ++Max; f[Max] = cn; } } FOR(i, 1, n) rs = max(rs, d[i]); cout << rs; return 0; }

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
joi2019_ho_t2.cpp:53:5: note: in expansion of macro 'FOR'
   53 |     FOR(i, 1, n) cin >> p[i].s >> p[i].v;
      |     ^~~
joi2019_ho_t2.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
joi2019_ho_t2.cpp:54:5: note: in expansion of macro 'FOR'
   54 |     FOR(i, 1, m) cin >> c[i];
      |     ^~~
joi2019_ho_t2.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
joi2019_ho_t2.cpp:57:5: note: in expansion of macro 'FOR'
   57 |     FOR(i, 1, n) f[i] = m + 1;
      |     ^~~
joi2019_ho_t2.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
joi2019_ho_t2.cpp:58:5: note: in expansion of macro 'FOR'
   58 |     FOR(i, 1, n) {
      |     ^~~
joi2019_ho_t2.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
joi2019_ho_t2.cpp:68:5: note: in expansion of macro 'FOR'
   68 |     FOR(i, 1, n) rs = max(rs, d[i]);
      |     ^~~