답안 #1033148

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1033148	2024-07-24T13:23:04 Z	c2zi6	곤돌라 (IOI14_gondola)	C++14	90 / 100	143 ms	262144 KB

gondola

#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define all(a) (a).begin(), (a).end()
#define replr(i, a, b) for (int i = int(a); i <= int(b); ++i)
#define reprl(i, a, b) for (int i = int(a); i >= int(b); --i)
#define rep(i, n) for (int i = 0; i < int(n); ++i)
#define mkp(a, b) make_pair(a, b)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> PII;
typedef vector<int> VI;
typedef vector<PII> VPI;
typedef vector<VI> VVI;
typedef vector<VVI> VVVI;
typedef vector<VPI> VVPI;
typedef pair<ll, ll> PLL;
typedef vector<ll> VL;
typedef vector<PLL> VPL;
typedef vector<VL> VVL;
typedef vector<VVL> VVVL;
typedef vector<VPL> VVPL;
template<class T> T setmax(T& a, T b) {if (a < b) return a = b; return a;}
template<class T> T setmin(T& a, T b) {if (a < b) return a; return a = b;}
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
template<class T>
using indset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
#include "gondola.h"

int valid(int n, int inputSeq[]) {
    VI a;
    rep(i, n) {
        if (inputSeq[i] <= n) {
            int start = i - inputSeq[i] + 1;
            if (start < n) start += n;
            replr(i, start, start+n-1) a.pb(inputSeq[i%n]);
            break;
        }
    }
    if (a.size() == 0) {
        rep(i, n) a.pb(inputSeq[i]);
    }
    set<int> st;
    for (int x : a) st.insert(x);
    if (st.size() != a.size()) return false;
    rep(i, n) {
        if (a[i] <= n) {
            if (a[i] != i+1) return false;
        }
    }
    return true;
}

//----------------------

int replacement(int n, int inputSeq[], int replacementSeq[]) {
    VI a;
    rep(i, n) {
        if (inputSeq[i] <= n) {
            int start = i - inputSeq[i] + 1;
            if (start < n) start += n;
            replr(i, start, start+n-1) a.pb(inputSeq[i%n]);
            break;
        }
    }
    if (a.size() == 0) {
        rep(i, n) a.pb(inputSeq[i]);
    }
    for (int& x : a) x--;
    int mx = 0;
    VI idx(250'000, -1);
    rep(i, n) {
        setmax(mx, a[i]);
        idx[a[i]] = i;
    }
    VI ans;

    map<int, int> cur;
    rep(i, n) if (idx[i] == -1) {
        cur[i] = i;
    }

    replr(i, n, mx) {
        if (idx[i] == -1) {
            auto it = cur.begin();
            ans.pb(it->ss);
            it->ss = i;
        } else {
            auto it = cur.lower_bound(idx[i]);
            ans.pb(it->ss);
            it->ss = i;
            cur.erase(it);
        }
    }
    rep(i, ans.size()) replacementSeq[i] = ans[i]+1;
    return ans.size();
}

//----------------------

const ll MOD = 1e9 + 9;
int countReplacement(int n, int inputSeq[]) {
    VI a;
    rep(i, n) {
        if (inputSeq[i] <= n) {
            int start = i - inputSeq[i] + 1;
            if (start < n) start += n;
            replr(i, start, start+n-1) a.pb(inputSeq[i%n]);
            break;
        }
    }
    bool ardyoq = false;
    if (a.size() == 0) {
        ardyoq = true;
        rep(i, n) a.pb(inputSeq[i]);
    }
    set<int> st;
    for (int x : a) st.insert(x);
    if (st.size() != a.size()) return 0;
    rep(i, n) if (a[i] <= n && a[i] != i+1) return 0;
    for (int& x : a) x--;
    int mx = 0;
    rep(i, n) setmax(mx, a[i]);
    VI ka(mx+1);
    ll cur = 0;
    rep(i, n) {
        ka[a[i]] = true;
        if (a[i] >= n) cur++;
    }
    ll ans = 1;
    replr(i, n, mx) {
        if (ka[i]) cur--;
        else {
            ans *= cur;
            ans %= MOD;
        }
    }
    if (ardyoq) {
        ans *= n;
        ans %= MOD;
    }
    return ans;
}

Subtask #1
5.0 / 5.0

#	결과	메모리	Grader output
1	Correct	344 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	440 KB	Output is correct
4	Correct	348 KB	Output is correct
5	Correct	348 KB	Output is correct

Subtask #2
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	8 ms	2592 KB	Output is correct
7	Correct	20 ms	4632 KB	Output is correct
8	Correct	15 ms	4676 KB	Output is correct
9	Correct	4 ms	1628 KB	Output is correct
10	Correct	19 ms	5584 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	8 ms	2520 KB	Output is correct
7	Correct	20 ms	4500 KB	Output is correct
8	Correct	19 ms	4564 KB	Output is correct
9	Correct	8 ms	1628 KB	Output is correct
10	Correct	18 ms	5328 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	10 ms	2600 KB	Output is correct
14	Correct	0 ms	600 KB	Output is correct
15	Correct	25 ms	5588 KB	Output is correct

Subtask #4
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1368 KB	Output is correct
2	Correct	1 ms	1372 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	1 ms	1372 KB	Output is correct
5	Correct	1 ms	1372 KB	Output is correct

Subtask #5
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1372 KB	Output is correct
2	Correct	1 ms	1372 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	1 ms	1372 KB	Output is correct
5	Correct	1 ms	1372 KB	Output is correct
6	Correct	1 ms	1372 KB	Output is correct
7	Correct	1 ms	1372 KB	Output is correct
8	Correct	1 ms	1464 KB	Output is correct
9	Correct	1 ms	1372 KB	Output is correct
10	Correct	1 ms	1476 KB	Output is correct

Subtask #6
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	1372 KB	Output is correct
2	Correct	1 ms	1368 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	1 ms	1372 KB	Output is correct
5	Correct	1 ms	1372 KB	Output is correct
6	Correct	1 ms	1368 KB	Output is correct
7	Correct	1 ms	1372 KB	Output is correct
8	Correct	1 ms	1372 KB	Output is correct
9	Correct	1 ms	1372 KB	Output is correct
10	Correct	1 ms	1372 KB	Output is correct
11	Correct	7 ms	2516 KB	Output is correct
12	Correct	7 ms	2772 KB	Output is correct
13	Correct	17 ms	3980 KB	Output is correct
14	Correct	8 ms	2624 KB	Output is correct
15	Correct	21 ms	3792 KB	Output is correct

Subtask #7
5.0 / 5.0

#	결과	메모리	Grader output
1	Correct	344 KB	Output is correct
2	Correct	344 KB	Output is correct
3	Correct	604 KB	Output is correct

Subtask #8
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct

Subtask #9
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	23 ms	5648 KB	Output is correct
10	Correct	19 ms	4672 KB	Output is correct
11	Correct	7 ms	2652 KB	Output is correct
12	Correct	8 ms	2532 KB	Output is correct
13	Correct	3 ms	1480 KB	Output is correct

Subtask #10
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	600 KB	Output is correct
9	Correct	23 ms	5584 KB	Output is correct
10	Correct	17 ms	4564 KB	Output is correct
11	Correct	7 ms	2652 KB	Output is correct
12	Correct	8 ms	2396 KB	Output is correct
13	Correct	3 ms	1624 KB	Output is correct
14	Runtime error	143 ms	262144 KB	Execution killed with signal 9
15	Halted	0 ms	0 KB	-

답안 #1033148

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