#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, m) 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);
f[Max] = min(f[Max], max((Max? f[Max - 1] : 0) + 1, pos));
if (cn < m) {
++Max;
f[Max] = cn;
}
}
FOR(i, 1, n) rs = max(rs, d[i]);
cout << rs;
return 0;
}
/*
4 3
3 4
4 5
3 2
2 3
2
3
4
*/
Compilation message
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, m) 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:69:5: note: in expansion of macro 'FOR'
69 | FOR(i, 1, n) rs = max(rs, d[i]);
| ^~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
340 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
336 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
336 KB |
Output is correct |
| 13 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 14 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
340 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
336 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
336 KB |
Output is correct |
| 13 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 14 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
340 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
336 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
336 KB |
Output is correct |
| 13 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 14 |
Halted |
0 ms |
0 KB |
- |
