제출 #654166

#제출 시각아이디문제언어결과실행 시간메모리
654166ParsaSFinancial Report (JOI21_financial)C++14
48 / 100
4094 ms7336 KiB
// In the name of God
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
typedef long long ll;
#define int ll
const int N = 3e5 + 5;
int n, a[N], d;
const ll inf = 1e18;
ll arr[2][N];

void upd(int t, int l, int r, int val) {
    for (int i = l; i <= r; i++)
        arr[t][i] = val;
}
int bs(int t, int val) {
    for (int i = 1; i < N; i++) {
        if (arr[t][i] >= val)
            return i;
    }
}
int get(int t, int i) {
    return arr[t][i];
}

void solve() {
    cin >> n >> d;
    for (int i = 0; i < n; i++)
        cin >> a[i];
    

    fill(arr[1], arr[1] + N, inf);
    fill(arr[0], arr[0] + N, inf);

    // inx, l, r, val
    for (int i = 0; i < n; i++) {
        if (i >= d) {
            int j = bs(0, i - d);
            //cout << "bs " << j << endl;
            upd(0, 1, j - 1, get(0, j));
            upd(1, 1, j - 1, get(1, j));
        }
        int j = bs(1, a[i]);
        upd(0, j, n, i);
        upd(1, j, j, a[i]);
        continue;
        for (int j = 1; j < n; j++)
            cout << arr[1][j] << ' ';
        cout << endl;
    }
    int ans = 0;
    for (int i = 1; i <= n; i++) {
        if (get(1, i) < inf) {
            ans = i;
        }
    }
    cout << ans << endl;
}
int32_t main() {
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    solve();
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'll bs(ll, ll)':
Main.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type]
   23 | }
      | ^
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