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답안 #997993

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
997993 2024-06-13T07:35:54 Z binminh01 Examination (JOI19_examination) C++17
100 / 100
 400 ms 29516 KB 
#include<bits/allocator.h>
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,fma,bmi,bmi2,popcnt,lzcnt")

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define int128 __int128_t
#define double long double
#define gcd __gcd
#define lcm(a, b) ((a)/gcd(a, b)*(b))
#define sqrt sqrtl
#define log2 log2l
#define log10 log10l
#define floor floorl
#define to_string str
#define yes cout << "YES"
#define no cout << "NO"
#define trav(i, a) for (auto &i: (a))
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()
#define sz(a) (int)a.size()
#define Max(a) *max_element(all(a))
#define Min(a) *min_element(all(a))
#define Find(a, n) (find(all(a), n) - a.begin())
#define Count(a, n) count(all(a), n)
#define Upper(a, n) (upper_bound(all(a), n) - a.begin())
#define Lower(a, n) (lower_bound(all(a), n) - a.begin())
#define next_perm(a) next_permutation(all(a))
#define prev_perm(a) prev_permutation(all(a))
#define sorted(a) is_sorted(all(a))
#define sum(a) accumulate(all(a), 0)
#define sumll(a) accumulate(all(a), 0ll)
#define Sort(a) sort(all(a))
#define Reverse(a) reverse(all(a))
#define Unique(a) Sort(a), (a).resize(unique(all(a)) - a.begin())
#define pb push_back
#define eb emplace_back
#define popcount __builtin_popcount
#define popcountll __builtin_popcountll
#define clz __builtin_clz
#define clzll __builtin_clzll
#define ctz __builtin_ctz
#define ctzll __builtin_ctzll
#define open(s) freopen(s, "r", stdin)
#define write(s) freopen(s, "w", stdout)
#define fileopen(s) open((string(s) + ".inp").c_str()), write((string(s) + ".out").c_str());
#define For(i, a, b) for (auto i = (a); i < (b); i++)
#define Fore(i, a, b) for (auto i = (a); i >= (b); i--)
#define FOR(i, a, b) for (auto i = (a); i <= (b); i++)
#define ret(s) return void(cout << s);

const int mod = 1e9 + 7, mod2 = 998244353;
const double PI = acos(-1), eps = 1e-9;
const ull npos = string::npos;
const int dx[] = {0, 0, -1, 1}, dy[] = {-1, 1, 0, 0};
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using cd = complex<double>;
mt19937 mt(chrono::system_clock::now().time_since_epoch().count());
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef vector<double> vdo;
typedef vector<vdo> vvdo;
typedef vector<string> vs;
typedef vector<pii> vpair;
typedef vector<vpair> vvpair;
typedef vector<bool> vb;
typedef vector<vb> vvb;
typedef vector<char> vc;
typedef vector<vc> vvc;
typedef vector<cd> vcd;
typedef priority_queue<int> pq;
typedef priority_queue<int, vi, greater<int>> pqg;
typedef priority_queue<ll> pqll;
typedef priority_queue<ll, vll, greater<ll>> pqgll;

ll add(ll a, ll b, int m) {if (a >= m) a%=m;if (b >= m) b%=m;a+=b;return a >= m ? a - m: a;}
ll sub(ll a, ll b, int m) {if (a >= m) a%=m;if (b >= m) b%=m;a-=b;return a < 0 ? a + m: a;}
ll mul(ll a, ll b, int m) {if (a >= m) a%=m;if (b >= m) b%=m;return a*b % m;}
ll bin_mul(ll a, ll b, ll m) {if (a >= m) a%=m;if (b >= m) b%=m;ll x = 0;while (b) {if (b & 1) x = (x + a) % m;a = (a + a) % m;b>>=1;}return x;}
ll power(ll a, ll b, int m) {ll x = 1;if (a >= m) a%=m; while (b) {if (b & 1) x = x*a % m;a = a*a % m;b>>=1;}return x;}
ll power(ll a, ll b) {ll x = 1;while (b) {if (b & 1) x = x*a;a = a*a;b>>=1;}return x;}
ll ceil(ll a, ll b) {return (a + b - 1)/b;}
ll to_int(const string &s) {ll x = 0; for (int i = (s[0] == '-'); i < sz(s); i++) x = x*10 + s[i] - '0';return x*(s[0] == '-' ? -1: 1);}
bool is_prime(ll n) {if (n < 2) return 0;if (n < 4) return 1;if (n % 2 == 0 || n % 3 == 0) return 0;for (ll i = 5; i*i <= n; i+=6) {if(n % i == 0 || n % (i + 2) == 0) return 0;}return 1;}
bool is_square(ll n) {ll k = sqrt(n); return k*k == n;}
ll factorial(int n) {ll x = 1;for (int i = 2; i <= n; i++) x*=i;return x;}
ll factorial(int n, int m) {ll x = 1;for (ll i = 2; i <= n; i++) x = x*i % m;return x;}
bool is_power(ll n, ll k) {while (n % k == 0) n/=k;return n == 1ll;}
string str(ll n) {if (n == 0) return "0"; string s = ""; bool c = 0; if (n < 0) c = 1, n = -n; while (n) {s+=n % 10 + '0'; n/=10;} if (c) s+='-'; Reverse(s); return s;}
string repeat(const string &s, int n) {if (n < 0) return ""; string x = ""; while (n--) x+=s; return x;}
string bin(ll n) {string s = ""; while (n) {s+=(n & 1) + '0'; n>>=1;} Reverse(s); return s;}
void sieve(vector<bool> &a) {int n = a.size(); a[0] = a[1] = 0; for (int i = 4; i < n; i+=2) a[i] = 0; for (int i = 3; i*i < n; i+=2) {if (a[i]) {for (int j = i*i; j < n; j+=(i << 1)) a[j] = 0;}}}
void sieve(bool a[], int n) {a[0] = a[1] = 0; for (int i = 4; i < n; i+=2) a[i] = 0; for (int i = 3; i*i < n; i+=2) {if (a[i]) {for (int j = i*i; j < n; j+=(i << 1)) a[j] = 0;}}}
void sieve(vector<int> &a) {int n = a.size(); for (int i = 2; i < n; i+=2) a[i] = 2; for (int i = 3; i*i < n; i+=2) {if (!a[i]) {for (int j = i; j < n; j+=(i << 1)) a[j] = i;}} for (int i = 3; i < n; i+=2) {if (!a[i]) a[i] = i;}}
void sieve(int a[], int n) {for (int i = 2; i < n; i+=2) a[i] = 2; for (int i = 3; i*i < n; i+=2) {if (!a[i]) {for (int j = i; j < n; j+=(i << 1)) a[j] = i;}} for (int i = 3; i < n; i+=2) {if (!a[i]) a[i] = i;}}
vector<pii> factorize(int n) {vector<pii> a; for (int i = 2; i*i <= n; i++) {if (n % i == 0) {int k = 0; while (n % i == 0) k++, n/=i; a.emplace_back(i, k);}} if (n > 1) a.emplace_back(n, 1); return a;}
int rand(int l, int r) {return uniform_int_distribution<int>(l, r)(mt);}
int Log2(int n) {return 31 - __builtin_clz(n);}
template<class T> void compress(vector<T> &a) {vector<T> b; for (T &i: a) b.push_back(i); sort(all(b)); b.resize(unique(all(b)) - b.begin()); for (T &i: a) i = lower_bound(all(b), i) - b.begin() + 1;}

template<class A, class B> istream& operator>>(istream& in, pair<A, B> &p) {in >> p.first >> p.second; return in;}
template<class A, class B> ostream& operator<<(ostream& out, const pair<A, B> &p) {out << p.first << ' ' << p.second; return out;}
template<class T> istream& operator>>(istream& in, vector<T> &a) {for (auto &i: a) in >> i; return in;}
template<class T> ostream& operator<<(ostream& out, const vector<T> &a) {for (auto &i: a) out << i << ' '; return out;}
template<class T> istream& operator>>(istream& in, vector<vector<T>> &a) {for (auto &i: a) in >> i; return in;}
template<class T> ostream& operator<<(ostream& out, const vector<vector<T>> &a) {for (auto &i: a) out << i << '\n'; return out;}
template<class T> istream& operator>>(istream& in, deque<T> &a) {for (auto &i: a) in >> i; return in;}
template<class T> ostream& operator<<(ostream& out, const deque<T> &a) {for (auto &i: a) out << i << ' '; return out;}
// istream& operator>>(istream& in, __int128_t &a) {string s; in >> s; a = 0; for (auto &i: s) a = a*10 + (i - '0'); return in;}
// ostream& operator<<(ostream& out, __int128_t a) {string s = ""; while (a > 0) {s+=(int)a % 10 + '0'; a/=10;} Reverse(s); out << s; return out;}

template<class T>
struct BIT {
    int n;
    vector<T> bit;
    void init(int N) {
        n = N;
        bit.resize(n + 1);
    }
    void build(const vector<T> &a) {
        for (int i = 1; i <= n; i++) set(i, a[i]);
    }
    void set(int i, T v) {
        for (; i <= n; i+=i & (-i)) bit[i]+=v;
    }
    T get(int i) {
        T x = 0;
        for (; i; i-=i & (-i)) x+=bit[i];
        return x;
    }
    T get(int l, int r) {
        return get(r) - get(l - 1);
    }
};
BIT<int> b;
struct stu {
    int x, y, z, i;
    stu() {}
};
const int N = 2e5 + 5;
vector<stu> t[4*N];
int n, q, ans[N], pos[N];
stu a[N];
void cdq(int l, int r) {
    if (l == r) return;
    int m = (l + r) >> 1;
    cdq(l, m); cdq(m + 1, r);
    int i = 0, j = 0, s = 0;
    vi u;
    vector<stu> c(a + l, a + m + 1), d(a + m + 1, a + r + 1);
    // while (i <= m && j <= r) {
    //     if (a[i].y >= a[j].y) s++, b.set(pos[i], 1), u.pb(pos[i]);
    //     else ans[a[j].i]+=s - b.get(pos[j] - 1);
    // }
    sort(all(c), [](stu x, stu y){
        return x.y > y.y;
    });
    sort(all(d), [](stu x, stu y){
        return x.y > y.y;
    });
    // cout << l << ' ' << r << '\n';
    // trav(i,c) cout << vi{i.i,i.x,i.y,i.z} << '\n';
    // cout << '\n';
    // trav(i,d) cout << vi{i.i,i.x,i.y,i.z} << '\n';
    // cout << '\n';
    while (i < sz(c) && j < sz(d)) {
        if (c[i].y >= d[j].y) {
            if (c[i].i <= n) s++, b.set(pos[c[i].i], 1), u.pb(pos[c[i].i]);
            i++;
        } else {
            if (d[j].i > n) ans[d[j].i]+=s - b.get(pos[d[j].i] - 1);
            j++;
        }
    }
    while (j < sz(d)) {
        if (d[j].i > n) ans[d[j].i]+=s - b.get(pos[d[j].i] - 1);
        j++;
    }
    trav(i,u) b.set(i, -1);
    // cout << "ans: ";
    // FOR(i,1,n+q) cout << ans[i] << ' ';
    // cout << '\n';
    // FOR(i,l,r) a[i] = c[i - l];
    // if (l == 1 && r == 9) {
    //     FOR(i,l,r) cout << vi{a[i].i,a[i].x,a[i].y,a[i].z} << '\n';
    // }
}
int main() {
    ios_base::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL);
    cout << fixed << setprecision(10);
    cin >> n >> q;
    FOR(i,1,n) cin >> a[i].x >> a[i].y, a[i].z = a[i].x + a[i].y, a[i].i = i;
    FOR(i,n+1,n+q) cin >> a[i].x >> a[i].y >> a[i].z, a[i].i = i;
    sort(a + 1, a + n + q + 1, [](stu x, stu y){
        return make_tuple(x.x, x.y, x.z, -x.i) > make_tuple(y.x, y.y, y.z, -y.i);
    });
    b.init(n + q + 5);
    vi com;
    FOR(i,1,n+q) com.pb(a[i].z);
    Unique(com);
    FOR(i,1,n+q) pos[a[i].i] = Lower(com, a[i].z) + 1;
    // FOR(i,1,n+q) cout << vi{a[i].i,a[i].x,a[i].y,a[i].z} << '\n';
    // cout << '\n';
    cdq(1, n + q);
    FOR(i,n+1,n+q) cout << ans[i] << '\n';
    cerr << "\nProcess returned 0 (0x0)   execution time :  " << 0.001*clock() << " s";
    return 0;
}

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 21596 KB Output is correct
2 Correct 5 ms 21596 KB Output is correct
3 Correct 5 ms 21596 KB Output is correct
4 Correct 5 ms 21596 KB Output is correct
5 Correct 5 ms 21596 KB Output is correct
6 Correct 5 ms 21596 KB Output is correct
7 Correct 12 ms 21848 KB Output is correct
8 Correct 13 ms 21972 KB Output is correct
9 Correct 14 ms 21852 KB Output is correct
10 Correct 11 ms 21852 KB Output is correct
11 Correct 12 ms 21960 KB Output is correct
12 Correct 10 ms 21852 KB Output is correct
13 Correct 14 ms 21916 KB Output is correct
14 Correct 12 ms 21852 KB Output is correct
15 Correct 12 ms 21852 KB Output is correct
16 Correct 9 ms 21984 KB Output is correct
17 Correct 11 ms 21852 KB Output is correct
18 Correct 11 ms 21852 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 351 ms 29036 KB Output is correct
2 Correct 334 ms 29044 KB Output is correct
3 Correct 336 ms 29024 KB Output is correct
4 Correct 260 ms 28992 KB Output is correct
5 Correct 255 ms 28992 KB Output is correct
6 Correct 186 ms 28988 KB Output is correct
7 Correct 324 ms 29504 KB Output is correct
8 Correct 325 ms 29032 KB Output is correct
9 Correct 318 ms 29436 KB Output is correct
10 Correct 227 ms 29000 KB Output is correct
11 Correct 212 ms 29044 KB Output is correct
12 Correct 182 ms 28764 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 351 ms 29036 KB Output is correct
2 Correct 334 ms 29044 KB Output is correct
3 Correct 336 ms 29024 KB Output is correct
4 Correct 260 ms 28992 KB Output is correct
5 Correct 255 ms 28992 KB Output is correct
6 Correct 186 ms 28988 KB Output is correct
7 Correct 324 ms 29504 KB Output is correct
8 Correct 325 ms 29032 KB Output is correct
9 Correct 318 ms 29436 KB Output is correct
10 Correct 227 ms 29000 KB Output is correct
11 Correct 212 ms 29044 KB Output is correct
12 Correct 182 ms 28764 KB Output is correct
13 Correct 400 ms 29036 KB Output is correct
14 Correct 369 ms 28992 KB Output is correct
15 Correct 333 ms 28992 KB Output is correct
16 Correct 285 ms 28996 KB Output is correct
17 Correct 277 ms 28992 KB Output is correct
18 Correct 189 ms 29028 KB Output is correct
19 Correct 368 ms 29028 KB Output is correct
20 Correct 359 ms 29004 KB Output is correct
21 Correct 361 ms 29516 KB Output is correct
22 Correct 227 ms 29040 KB Output is correct
23 Correct 217 ms 28992 KB Output is correct
24 Correct 175 ms 28768 KB Output is correct

Subtask #4
57.0 / 57.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 21596 KB Output is correct
2 Correct 5 ms 21596 KB Output is correct
3 Correct 5 ms 21596 KB Output is correct
4 Correct 5 ms 21596 KB Output is correct
5 Correct 5 ms 21596 KB Output is correct
6 Correct 5 ms 21596 KB Output is correct
7 Correct 12 ms 21848 KB Output is correct
8 Correct 13 ms 21972 KB Output is correct
9 Correct 14 ms 21852 KB Output is correct
10 Correct 11 ms 21852 KB Output is correct
11 Correct 12 ms 21960 KB Output is correct
12 Correct 10 ms 21852 KB Output is correct
13 Correct 14 ms 21916 KB Output is correct
14 Correct 12 ms 21852 KB Output is correct
15 Correct 12 ms 21852 KB Output is correct
16 Correct 9 ms 21984 KB Output is correct
17 Correct 11 ms 21852 KB Output is correct
18 Correct 11 ms 21852 KB Output is correct
19 Correct 351 ms 29036 KB Output is correct
20 Correct 334 ms 29044 KB Output is correct
21 Correct 336 ms 29024 KB Output is correct
22 Correct 260 ms 28992 KB Output is correct
23 Correct 255 ms 28992 KB Output is correct
24 Correct 186 ms 28988 KB Output is correct
25 Correct 324 ms 29504 KB Output is correct
26 Correct 325 ms 29032 KB Output is correct
27 Correct 318 ms 29436 KB Output is correct
28 Correct 227 ms 29000 KB Output is correct
29 Correct 212 ms 29044 KB Output is correct
30 Correct 182 ms 28764 KB Output is correct
31 Correct 400 ms 29036 KB Output is correct
32 Correct 369 ms 28992 KB Output is correct
33 Correct 333 ms 28992 KB Output is correct
34 Correct 285 ms 28996 KB Output is correct
35 Correct 277 ms 28992 KB Output is correct
36 Correct 189 ms 29028 KB Output is correct
37 Correct 368 ms 29028 KB Output is correct
38 Correct 359 ms 29004 KB Output is correct
39 Correct 361 ms 29516 KB Output is correct
40 Correct 227 ms 29040 KB Output is correct
41 Correct 217 ms 28992 KB Output is correct
42 Correct 175 ms 28768 KB Output is correct
43 Correct 380 ms 28992 KB Output is correct
44 Correct 367 ms 29016 KB Output is correct
45 Correct 376 ms 28992 KB Output is correct
46 Correct 288 ms 28996 KB Output is correct
47 Correct 285 ms 29252 KB Output is correct
48 Correct 192 ms 29108 KB Output is correct
49 Correct 373 ms 29480 KB Output is correct
50 Correct 400 ms 28992 KB Output is correct
51 Correct 365 ms 29440 KB Output is correct
52 Correct 264 ms 28984 KB Output is correct
53 Correct 219 ms 28996 KB Output is correct