oj.uz

Submission #744757

# Submission time Handle Problem Language Result Execution time Memory
744757 2023-05-19T04:58:26 Z PixelCat Gondola (IOI14_gondola) C++14
75 / 100
 19 ms 2372 KB 
#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;
}

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

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

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

    if(!sz(v)) return 1;
    int res = 1;
    int hi = v[0];
    For(i, n + 1, hi) {
        if(i == v.back()) {
            v.pop_back();
        } else {
            res = res * sz(v) % 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 212 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 1 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 6 ms 1104 KB Output is correct
7 Correct 13 ms 1748 KB Output is correct
8 Correct 9 ms 1640 KB Output is correct
9 Correct 4 ms 724 KB Output is correct
10 Correct 14 ms 1740 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 264 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 7 ms 1104 KB Output is correct
7 Correct 15 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 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 7 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 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

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 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 0 ms 212 KB Output is correct
7 Correct 0 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 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 340 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
11 Correct 10 ms 1740 KB Output is correct
12 Correct 12 ms 1740 KB Output is correct
13 Correct 15 ms 1980 KB Output is correct
14 Correct 10 ms 1740 KB Output is correct
15 Correct 19 ms 2372 KB Output is correct

Subtask #7
5.0 / 5.0

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

Subtask #9
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 0 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 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 19 ms 1680 KB Output is correct
10 Correct 14 ms 1388 KB Output is correct
11 Correct 7 ms 800 KB Output is correct
12 Correct 10 ms 888 KB Output is correct
13 Incorrect 3 ms 340 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 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 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 1756 KB Output is correct
10 Correct 17 ms 1300 KB Output is correct
11 Correct 7 ms 840 KB Output is correct
12 Correct 7 ms 888 KB Output is correct
13 Incorrect 3 ms 340 KB Output isn't correct
14 Halted 0 ms 0 KB -