Submission #836461

#	Time	Username	Problem	Language	Result	Execution time	Memory
836461		Jarif_Rahman	Gondola (IOI14_gondola)	C++17	55 / 100	43 ms	10188 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

const ll md = 1e9+7;

bool distinct(deque<int> S){
    sort(S.begin(), S.end());
    for(int i = 1; i < S.size(); i++) if(S[i] == S[i-1]) return 0;
    return 1;
}

int valid(int n, int _S[]){
    deque<int> S;
    for(int i = 0; i < n; i++) S.pb(_S[i]);
    int mn = *min_element(S.begin(), S.end());
    while(S[0] != mn) S.pb(S[0]), S.pop_front();

    if(!distinct(S)) return 0;

    for(int i = 1; i < n; i++) if(S[i] <= n){
        if(S[i] != (mn+i-1)%n+1) return 0;
    }

    return 1;
}

int replacement(int n, int _S[], int R[]){
    deque<int> S;
    for(int i = 0; i < n; i++) S.pb(_S[i]);
    int mn = *min_element(S.begin(), S.end());
    while(S[0] != mn) S.pb(S[0]), S.pop_front();

    int mx = *max_element(S.begin(), S.end());
    if(mx == n) return 0;
    int x = (max_element(S.begin(), S.end())-S.begin()+mn-1)%n+1;

    map<int, int> mp;
    for(int i = 0; i < n; i++){
        if(S[i] > n && S[i] != mx) mp[S[i]] = (mn+i-1)%n+1;
    }

    for(int i = n+1; i <= mx; i++){
        if(mp[i] == 0) R[i-n-1] = x, x = i;
        else R[i-n-1] = mp[i];
    }
    return mx-n;
}

int countReplacement(int n, int _S[]){
    deque<int> S;
    for(int i = 0; i < n; i++) S.pb(_S[i]);
    int mn = *min_element(S.begin(), S.end());
    while(S[0] != mn) S.pb(S[0]), S.pop_front();
    return 0;
}

Compilation message (stderr)

gondola.cpp: In function 'bool distinct(std::deque<int>)':
gondola.cpp:14:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |     for(int i = 1; i < S.size(); i++) if(S[i] == S[i-1]) return 0;
      |                    ~~^~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 5 / 5
• Subtask 5: 10 / 10
• Subtask 6: 20 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10