Submission #915212

#	Time	Username	Problem	Language	Result	Execution time	Memory
915212		Whisper	Trading (IZhO13_trading)	C++14	100 / 100	150 ms	26424 KiB

trading

#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using ld = long double;
using T = tuple<ll, ll, ll, ll>;

#define int long long
#define Base 41
#define sz(a) (int)a.size()
#define FOR(i, a, b) for ( int i = a ; i <= b ; i++ )
#define FORD(i, a, b) for (int i = b; i >= a; i --)
#define REP(i, n) for (int i = 0; i < n; ++i)
#define REPD(i, n) for (int i = n - 1; i >= 0; --i)
#define all(x) x.begin() , x.end()
#define pii pair<int , int>
#define fi first
#define se second
#define Lg(x) 31 - __builtin_clz(x)

#define MASK(i) (1LL << (i))
#define BIT(x, i) (((x) >> (i)) & 1)

constexpr ll LINF = (1ll << 60);
constexpr int INF = (1ll << 30);
constexpr int MAX = 3e5 + 5;
constexpr int Mod = 1e9 + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

void setupIO(){
    #define name "Whisper"
    //Phu Trong from Nguyen Tat Thanh High School for gifted student
    srand(time(NULL));
    cin.tie(nullptr)->sync_with_stdio(false); cout.tie(nullptr);
    //freopen(name".inp", "r", stdin);
    //freopen(name".out", "w", stdout);
    cout << fixed << setprecision(10);
}

template <class X, class Y>
    bool minimize(X &x, const Y &y){
        X eps = 1e-9;
        if (x > y + eps) {x = y; return 1;}
        return 0;
    }

template <class X, class Y>
    bool maximize(X &x, const Y &y){
        X eps = 1e-9;
        if (x + eps < y) {x = y; return 1;}
        return 0;
    }


int N, M;
int ans[MAX];
vector<pii> qs[MAX];

void Whisper(){
    cin >> N >> M;
    for (int i = 1; i <= M; ++i){
        int l, r, x; cin >> l >> r >> x;
        qs[l].push_back({r, x - l});
    }

    priority_queue<pii> q;
    for (int i = 1; i <= N; ++i){
        while (q.size() && q.top().se < i) q.pop();
        for (auto&[r, x] : qs[i]) q.push({x, r});
        ans[i] = (q.size() ? q.top().fi + i : 0);
    }
    FOR(i, 1, N) cout << ans[i] << " ";
}


signed main(){
    setupIO();
    int Test = 1;
//    cin >> Test;
    for ( int i = 1 ; i <= Test ; i++ ){
        Whisper();
        if (i < Test) cout << '\n';
    }
}

Compilation message (stderr)

trading.cpp: In function 'void Whisper()':
trading.cpp:69:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   69 |         for (auto&[r, x] : qs[i]) q.push({x, r});
      |                   ^

• Subtask 1: 100 / 100