Submission #496403

#	Time	Username	Problem	Language	Result	Execution time	Memory
496403		xynex	Meteors (POI11_met)	C++17	0 / 100	194 ms	20216 KiB

met

/*
* Author: xynex
* Created: 21.12.2021 09:47
* Why am I so stupid? :c
* Slishkom slab
*/

#include <bits/stdc++.h>

 #pragma GCC optimize("inline")
 #pragma GCC optimize("-fgcse,-fgcse-lm")
 #pragma GCC optimize("-ftree-pre,-ftree-vrp")
 #pragma GCC optimize("-ffast-math")
 #pragma GCC optimize("-fipa-sra")
 #pragma GCC optimize("-fpeephole2")
 #pragma GCC optimize("-fsched-spec")
 #pragma GCC optimize("Ofast,no-stack-protector")
 #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
 #pragma GCC optimize("unroll-loops")

using namespace std;

#define ll long long
#define dl double long
#define ull unsigned long long
#define pr pair
#define vt vector
#define ff first
#define ss second
#define mp make_pair
#define sz(a) (int)a.size()
#define pb push_back
#define pf push_front
#define popB pop_back
#define popF pop_front
#define bit_count __builtin_popcount
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define sp(x) fixed << setprecision(x)

template<typename T> T get_rand(T l, T r) {
    random_device rd;
    mt19937 gen(rd());
    return uniform_int_distribution<T>(l, r)(gen);
}

template<typename T> T lcm(T a, T b) { return a * (b / __gcd(a, b)); }

template<class A> void read(vt<A>& v);
template<class A, size_t S> void read(array<A, S>& a);
template<class T> void read(T& x) { cin >> x; }
void read(double& d) { string t; read(t); d = stod(t); }
void read(long double& d) { string t; read(t); d = stold(t); }
template<class H, class... T> void read(H& h, T&... t) { read(h); read(t...); }
template<class A> void read(vt<A>& x) { for (auto& a : x) read(a); }
template<class A, size_t S> void read(array<A, S>& x) { for (auto& a : x) read(a); }

string to_string(char c) { return string(1, c); }
string to_string(bool b) { return b ? "true" : "false"; }
string to_string(const char* s) { return string(s); }
string to_string(string s) { return s; }
string to_string(vt<bool> v) { string res; for (int i = 0; i < sz(v); ++i) res += char('0' + v[i]); return res; }
template<size_t S> string to_string(bitset<S> b) { string res; for (int i = 0; i < S; ++i) res += char('0' + b[i]); return res; }
template<class T> string to_string(T v) { bool f = 1; string res; for (auto x : v) { if (!f) res += ' '; f = 0; res += to_string(x); } return res; }

template<class A> void write(A x) { cout << to_string(x); }
template<class H, class... T> void write(const H& h, const T&... t) { write(h); write(t...); }

void print() { write("\n"); }
template<class H, class... T> void print(const H& h, const T&... t) { write(h); if (sizeof...(t)) write(' '); print(t...); }

void freop(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}

const int MOD = 1e9 + 7;
const int N = 3e6 + 5;
const ll INF = 9e18;
const int M = 3e3 + 5;
const dl pi = acos(-1);
const dl eps = 1e-12;
const int sq = 550;

int dx[] = {-1, 0, 1, 0};
int dy[] = {0, -1, 0, 1};
/* ll vs int*/

void precalc() {

}

ll a[N], need[N];
ll l[N], r[N], ind[N];
bool ok[N];
ll ans[N];
ll get(ll x, ll y, vt<ll> pos) {
    ll L = 0, R = sz(pos) - 1;
    while((R - L) >= 0) {
        ll MID = (R + L) >> 1;
        if(pos[MID] <= y) L = MID + 1;
        else R = MID - 1;
    }
    L--;
    L = max(L, 0ll);
    if(pos[L] > y) return 0;
    ll L1 = 0, R1 = sz(pos) - 1;
    while((R1 - L1) >= 0) {
        ll MID = (R1 + L1) >> 1;
        if(pos[MID] < x) L1 = MID + 1;
        else R1 = MID - 1;
    }
    R1++;
    R1 = min(R1, (ll)sz(pos) - 1);
    if(pos[R1] < x) return 0;
    return R1 - L + 1;
}
void solve() {
    int n, m; read(n, m);
    vt<ll> cnt(m + 2);
    for(int i = 1; i <= m; ++i) {
        read(a[i]);
    }
    for(int i = 1; i <= n; ++i) {
        read(need[i]);
    }
    int k; read(k);
    for(int i = 1; i <= k; ++i) {
        read(l[i], r[i], ind[i]);
    }
    set<int> poses;
    for(int i = 1; i <= n; ++i) poses.insert(i);
    for(int i = 1; i <= k; i += sq) {
        int lim = min(k, i + sq - 1);
        vt<ll> cop = cnt;
        for(int j = i; j <= lim; ++j) {
            if(l[j] > r[j]) {
                cnt[l[j]] += ind[j];
                cnt[m + 1] -= ind[j];
                cnt[1] += ind[j];
                cnt[r[j] + 1] -= ind[j];
            }
            else {
                cnt[l[j]] += ind[j];
                cnt[r[j] + 1] -= ind[j];
            }
        }

    }
    for(int i = 1; i <= n; ++i) {
        if(!ok[i]) print("NIE");
        else print(ans[i]);
    }
}

int main() {
    //freop("");
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    //read(t);
    precalc();
    for (int i = 1; i <= t; ++i) {
        //write("Case #" + to_string(i) + ": ");
        solve();
    }
    return 0;
}

Compilation message (stderr)

met.cpp: In function 'void freop(std::string)':
met.cpp:73:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   73 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
met.cpp:74:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   74 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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