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Submission #1096542

# Submission time Handle Problem Language Result Execution time Memory
1096542 2024-10-04T17:40:21 Z Tymond Gondola (IOI14_gondola) C++17
20 / 100
 31 ms 6484 KB 
#include <bits/stdc++.h>
#include "gondola.h"
using namespace std;
using ll = long long;
using ld = long double;
#define fi first
#define se second
#define vi vector<int>
#define vll vector<long long>
#define pii pair<int, int>
#define pll pair<long long, long long>
#define pb push_back
#define mp make_pair
#define eb emplace_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
mt19937_64 rng64(chrono::high_resolution_clock::now().time_since_epoch().count());
inline int rand(int l,int r){return uniform_int_distribution<int>(l, r)(rng);}
inline ll rand(ll l,ll r){return uniform_int_distribution<ll>(l, r)(rng64);}
#ifdef DEBUG
auto&operator<<(auto&o,pair<auto,auto>p){return o<<"("<<p.first<<", "<<p.second<<")";}
auto operator<<(auto&o,auto x)->decltype(x.end(),o){o<<"{";int i=0;for(auto e:x)o<<","+!i++<<e;return o<<"}";}
#define debug(X...)cerr<<"["#X"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(X)
#else
#define debug(...){}
#endif
 
struct custom_hash {
    static uint64_t splitmix64(uint64_t x) {
        x += 0x9e3779b97f4a7c15;
        x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
        x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
        return x ^ (x >> 31);
    }
 
    size_t operator()(uint64_t x) const {
        static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
        return splitmix64(x + FIXED_RANDOM);
    }
};

int valid(int n, int inputSeq[]){
    vi a;
    vi vec;
    map<int, int> cnt;
    pii mn = {10000000, 0};
    for(int i = 0; i < n; i++){
        a.pb(inputSeq[i]);
        cnt[a[i]]++;
        if(a[i] < mn.fi){
            mn.fi = a[i];
            mn.se = i;
        }
    }

    for(auto ele : cnt){
        if(ele.se > 1){
            return 0;
        }
    }

    vi na;
    for(int i = mn.se; i < n; i++){
        na.pb(a[i]);
    }
    for(int i = 0; i < mn.se; i++){
        na.pb(a[i]);
    }
    a = na;
    for(int i = 0; i < n; i++){
        if(a[i] <= n){
            vec.pb(i);
        }
    }

    if(sz(vec) <= 1){
        return 1;
    }

    for(int i = 0; i + 1 < sz(vec); i++){
        if(a[vec[i + 1]] <= a[vec[i]]){
            return 0;
        }

        if(vec[i + 1] - vec[i] != a[vec[i + 1]] - a[vec[i]]){
            return 0;
        }
    }

    if(n - vec.back() - 1 != (n - a[vec.back()] + a[vec[0]] - 1)){
        return 0;
    }
    return 1;
}

//----------------------
const int INF = 1e9;

int replacement(int n, int gondolaSeq[], int replacementSeq[]){
    int l = 0;
    vi a;
    set<pii> x;
    pii mn = {INF, 0};
    for(int i = 0; i < n; i++){
        a.pb(gondolaSeq[i]);
        if(a[i] > n){
            x.insert({a[i], i});
        }
        
        if(a[i] < mn.fi){
            mn.fi = a[i];
            mn.se = i;
        }
    }

    vi p;
    int ok = n + 1;
    while(sz(x)){
        pii akt = *(x.begin());
        x.erase(x.begin());

        int our = (mn.fi == INF ? akt.se + 1 : (mn.se <= akt.se ? akt.se -mn.se + 1 : n - mn.se + akt.se + 1));
        p.pb(our);
        our = ok;
        while(our < akt.fi){
            p.pb(our);
            our++;
        }

        ok = our + 1;
    }

    l = sz(p);
    for(int i = 0; i < l; i++){
        replacementSeq[i] = p[i];
    }
    return l;
}

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

int countReplacement(int n, int inputSeq[]){
  return -3;
}

/*int main(){
    int S[7] = {2, 3, 4, 9, 6, 10, 1};
    int R[10];
    cout<<replacement(7, S,R) << '\n';
    for(auto ele : R){
        cout << ele << ' ';
    }
    cout << '\n';
}*/

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 344 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory 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 0 ms 348 KB Output is correct
6 Correct 9 ms 3200 KB Output is correct
7 Correct 22 ms 4560 KB Output is correct
8 Correct 15 ms 5720 KB Output is correct
9 Correct 5 ms 2096 KB Output is correct
10 Correct 18 ms 6484 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory 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 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 9 ms 3160 KB Output is correct
7 Correct 23 ms 4572 KB Output is correct
8 Correct 15 ms 5792 KB Output is correct
9 Correct 5 ms 2136 KB Output is correct
10 Correct 19 ms 6448 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 12 ms 2908 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 31 ms 6440 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 456 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -