제출 #229333

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
229333		osaaateiasavtnl	곤돌라 (IOI14_gondola)	C++14	25 / 100	44 ms	4728 KiB

gondola

#include<bits/stdc++.h>
using namespace std;

#define ii pair <int, int>
#define app push_back
#define all(a) a.begin(), a.end()
#define bp __builtin_popcountll
#define ll long long
#define mp make_pair
#define f first
#define s second
#define Time (double)clock()/CLOCKS_PER_SEC

#include "gondola.h"

signed valid(signed n, signed a[])
{
    set <int> ms;
    for (int i = 0; i < n; ++i)
        ms.insert(a[i]);
    if (ms.size() < n)
        return 0;

    int pos = -1;
    for (int i = 0; i < n; ++i) {
        if (a[i] <= n) {
            pos = i;
            break;
        }
    }   

    if (pos == -1) 
        return 1;
    else {
        for (int sh = 0; sh < n; ++sh) {
            int i = (pos + sh) % n;
            int val = a[pos] + sh;
            if (val > n)
                val -= n;
            if (a[i] <= n && a[i] != val)
                return 0;
        }
        return 1;
    }   

}

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

signed replacement(signed n, signed a[], signed ans[])
{

    int pos = -1;
    for (int i = 0; i < n; ++i) {
        if (a[i] <= n) {
            pos = i;
            break;
        }
    }   

    if (pos == -1) 
        return 0;
    else {
        vector <ii> ar;
        for (int sh = 0; sh < n; ++sh) {
            int i = (pos + sh) % n;
            int val = a[pos] + sh;
            if (val > n)
                val -= n;
            if (a[i] > n) {
                ar.app(mp(a[i], val));
            }   
        }
        sort(all(ar));
        int ptr = 0;
        int xp = n + 1;
        for (auto e : ar) {
            int cur = e.s;
            while (xp <= e.f) {
                //cout << cur << "->" << xp << endl;
                ans[ptr++] = cur;
                cur = xp++;
            }                           
        }   
        return ptr;
    }   

}

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

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

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:21:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (ms.size() < n)
         ~~~~~~~~~~^~~

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