Submission #744774

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
744774	2023-05-19T05:09:32 Z	PixelCat	Gondola (IOI14_gondola)	C++14	100 / 100	25 ms	3316 KB

gondola

#include "gondola.h"
#ifdef NYAOWO
#include "grader.cpp"
#endif

#include <bits/stdc++.h>
#define For(i, a, b) for(int i = a; i <= b; i++)
#define Forr(i, a, b) for(int i = a; i >= b; i--)
#define F first
#define S second
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define sz(x) ((int)x.size())
#define int LL
using namespace std;
using LL = long long;
using pii = pair<int, int>;

const int MAXN = 100010;
const int MOD = 1000000009;

int32_t valid(int32_t n, int32_t inputSeq[]) {
    vector<int> owo;
    vector<int> al;
    int p = -1;
    For(i, 0, n - 1) {
        int x = inputSeq[i];
        if(x <= n) p = i;
        al.eb(x);
    }
    sort(all(al));
    if(unique(all(al)) != al.end()) return 0;
    if(p == -1) return 1;
    For(i, 0, n - 1) {
        int j = (p + i) % n;
        int vj = (inputSeq[p] - 1 + i) % n + 1;
        if(inputSeq[j] <= n && inputSeq[j] != vj) return 0;
    }
    return 1;
}

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

int32_t replacement(int32_t n, int32_t a[], int32_t res[]) {
    assert(valid(n, a));

    vector<pii> v; // {index, value}
    vector<int> b(n);
    int p = -1;
    For(i, 0, n - 1) {
        if(a[i] > n) v.eb(i, a[i]);
        else p = i;
    }
    sort(all(v), [&](pii p1, pii p2) {
        return p1.S < p2.S;
    });
    if(p < 0) {
        For(i, 0, n - 1) b[i] = i + 1;
    } else {
        For(i, 0, n - 1) b[(p + i) % n] = (a[p] + i - 1) % n + 1;
    }

    int last = n;
    int ptr = 0;
    for(auto &it:v) {
        int t = b[it.F];
        For(i, last + 1, it.S) {
            res[ptr] = (int32_t)t; ptr++;
            t = i;
        }
        last = it.S;
    }
    return (int32_t)ptr;
}

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

int fpow(int b, int p) {
    int res = 1;
    while(p) {
        if(p & 1) res = res * b % MOD;
        b = b * b % MOD; p /= 2;
    }
    return res;
}

int32_t countReplacement(int32_t n, int32_t a[]) {
    if(!valid(n, a)) return 0;

    vector<int> v;
    int oao = n;
    For(i, 0, n - 1) {
        if(a[i] > n) v.eb(a[i]);
        else oao = 1;
    }
    sort(all(v));

    if(!sz(v)) return 1;
    int res = 1;
    int last = n;
    For(i, 0, sz(v) - 1) {
        res = res * fpow(sz(v) - i, v[i] - last - 1) % MOD;
        last = v[i];
    }
    res = res * oao % MOD;
    return (int32_t)res;
}

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	304 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	6 ms	1104 KB	Output is correct
7	Correct	13 ms	1776 KB	Output is correct
8	Correct	9 ms	1740 KB	Output is correct
9	Correct	4 ms	724 KB	Output is correct
10	Correct	14 ms	1788 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	6 ms	1104 KB	Output is correct
7	Correct	14 ms	1740 KB	Output is correct
8	Correct	10 ms	1740 KB	Output is correct
9	Correct	4 ms	724 KB	Output is correct
10	Correct	13 ms	1740 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	6 ms	976 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	13 ms	1740 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Memory	Grader output
1	Correct	212 KB	Output is correct
2	Correct	212 KB	Output is correct
3	Correct	212 KB	Output is correct
4	Correct	212 KB	Output is correct
5	Correct	212 KB	Output is correct

Subtask #5
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	336 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	11 ms	1740 KB	Output is correct
12	Correct	12 ms	1740 KB	Output is correct
13	Correct	20 ms	1900 KB	Output is correct
14	Correct	10 ms	1740 KB	Output is correct
15	Correct	18 ms	2296 KB	Output is correct

Subtask #7
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct

Subtask #8
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct

Subtask #9
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	17 ms	1712 KB	Output is correct
10	Correct	15 ms	1388 KB	Output is correct
11	Correct	5 ms	832 KB	Output is correct
12	Correct	7 ms	888 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct

Subtask #10
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	18 ms	1740 KB	Output is correct
10	Correct	13 ms	1388 KB	Output is correct
11	Correct	5 ms	800 KB	Output is correct
12	Correct	6 ms	888 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	22 ms	2240 KB	Output is correct
15	Correct	25 ms	3316 KB	Output is correct
16	Correct	5 ms	852 KB	Output is correct
17	Correct	17 ms	2124 KB	Output is correct
18	Correct	11 ms	1592 KB	Output is correct

Submission #744774

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