Submission #1233558

#	Time	Username	Problem	Language	Result	Execution time	Memory
1233558		Dreamy_lovesper	Money (IZhO17_money)	C++20	100 / 100	934 ms	55232 KiB

money

#include <bits/stdc++.h>

using namespace std;

// Do you think you'll ever remember me someday, or will I just fade away from your memory?
#define LIFESUCK ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define ll long long
#define str string
#define mll map<ll, ll>
#define vll vector<ll>
#define pll pair<ll, ll>
#define fi first
#define se second
#define all(c) c.begin(), c.end()
#define pb push_back
#define debug cout << "I Love You\n";
#define fu(i, a, b) for (int i = a; i <= b; i++)
#define fd(i, b, a) for (int i = b; i >= a; i--)
#define Bitc(msk, j) ((msk >> j) & 1)
#define _log(x) 31 - __builtin_clz(x)
#define LoveTime chrono::steady_clock::now().time_since_epoch().count()

const ll Mod = 1e9 + 7;
const ll inf = (1ll << 30);
const ll lnf = (1ll << 60);

// When time passes and things change... will you still remember someone like me?
int64_t add(ll &a, ll b) {
    a += b;
    if (a >= Mod) a %= Mod;
    while (a < 0) a += Mod;
    return a;
}
int64_t mul(ll a, ll b) {
    a = 1ll * a * b % Mod;
    return a;
}

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

// I wonder… will I just become a distant memory to you one day?
#define mxn 1'000'007
ll n, g[mxn];

void lovesper(const ll &TestCase) {
    
    cin >> n;
    vll c;
    fu(i, 1, n) cin >> g[i];

    ll sad = 1, lst = lnf;
    ll j = 1;
    set<ll> st{lnf};

    fu(i, 1, n) {
        if(g[i - 1] > g[i] || lst < g[i]) {
            sad += 1;
            while(j < i) st.insert(g[j]), j++;
            lst = *st.lower_bound(g[i] + 1);
            // cerr << i << ' ' << ' ' << lst << '\n';
        }
    }

    cout << sad;

}

signed main() {
    LIFESUCK
    
    #define name "lovesper"
    // freopen(name".inp", "r", stdin);
    // freopen(name".out", "w", stdout);

    ll Test = 1;
    // cin >> Test;

    fu(i, 1, Test) {
        lovesper(i);
        if (i < Test) cout << '\n';
    }

    return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 16 / 16
• Subtask 3: 20 / 20
• Subtask 4: 55 / 55