제출 #153271

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
153271		arnold518	Gondola (IOI14_gondola)	C++14	20 / 100	22 ms	1656 KiB

gondola

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

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int MAXN = 1e5;

int valid(int N, int *A)
{
    int i, j;

    for(i=0; i<N; i++) A[i]--;
    vector<int> S(A, A+N);
    sort(S.begin(), S.end());
    S.erase(unique(S.begin(), S.end()), S.end());
    if(S.size()!=N) return 0;

    int flag=-1;
    for(i=0; i<N; i++)
    {
        if(A[i]>=N) continue;
        int t=(A[i]-i+N)%N;
        if(flag==-1) flag=t;
        else if(flag!=t) return 0;
    }
    return 1;
}

int replacement(int N, int *A, int *B)
{

}

int countReplacement(int N, int *A)
{

}

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:19:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(S.size()!=N) return 0;
        ~~~~~~~~^~~
gondola.cpp:13:12: warning: unused variable 'j' [-Wunused-variable]
     int i, j;
            ^
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:35:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:40:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 0 / 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