Submission #1110266

#	Time	Username	Problem	Language	Result	Execution time	Memory
1110266		vjudge1	Tower (JOI24_tower)	C++17	5 / 100	59 ms	18628 KiB

Main

#include <bits/stdc++.h>
#define Y8o "Tower"
#define maxn (int) 2e5 + 5
#define ll long long
#define pii pair<int, int>
#define gb(i, j) ((i >> j) & 1)
#define all(x) x.begin(), x.end()
#define _left id * 2, l, mid
#define _right id * 2 + 1, mid + 1, r
#define fi(i, a, b) for(int i = a; i <= b; i ++)
#define fid(i, a, b) for(int i = a; i >= b; i --)

#define f first
#define s second

using namespace std;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll GetRandom(ll l, ll r) {
    return uniform_int_distribution<ll> (l, r) (rng);
}
void iof() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL), cout.tie(NULL);
    if(fopen(Y8o".inp", "r"))
    {
        freopen(Y8o".inp", "r", stdin);
//        freopen(Y8o".out", "w", stdout);
    }
}
void ctime() {
    cerr << "\n" << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n";
}

const ll INF = 1e18;
const int maxn_val = 1e6;

int n, Q, A, B; ll D;
pair<ll, ll> a[maxn];
ll qr[maxn], mx;

namespace sub1 {

    ll dp[maxn_val + 5];
    int dem[maxn_val + 5];

    void solve() {
        fi(i, 1, n) {
            dem[a[i].f] ++, dem[a[i].s + 1] --;
        }
        fi(i, 0, maxn_val) dem[i] += dem[i - 1];

        fi(i, 1, maxn_val) dp[i] = INF;
        fi(i, 1, maxn_val) if(!dem[i]) {
            if(!dem[i - 1]) dp[i] = min(dp[i], dp[i - 1] + A);
            if(i >= D && !dem[i - D]) dp[i] = min(dp[i], dp[i - D] + B);
        }

        fi(i, 1, Q) {
            if(dp[qr[i]] == INF) cout << -1 << '\n';
            else cout << dp[qr[i]] << '\n';
        }
    }

}
void solve() {
    cin >> n >> Q;
    cin >> D >> A >> B;
    fi(i, 1, n) cin >> a[i].f >> a[i].s, mx = max(mx, a[i].s);
    fi(i, 1, Q) cin >> qr[i], mx = max(mx, qr[i]);

    assert(mx <= 1e6);
    sub1::solve();
}


int main() {
    iof();

    int nTest = 1;
//    cin >> nTest;

    while(nTest --) {
        solve();
    }

    ctime();
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'void iof()':
Main.cpp:27:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |         freopen(Y8o".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 38
• Subtask 3: 0 / 25
• Subtask 4: 0 / 32