제출 #316189

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
316189	2020-10-25 16:49:17	qpwoeirut	Gondola (IOI14_gondola)	C++17	60 / 100	24 ms	2816 KiB

gondola

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#include <bits/stdc++.h>
#include "gondola.h"
using namespace std;
typedef long long ll;
const int MN = 250001;
const ll MOD = 1e9 + 9;
bool normalize(int n, int seq[]) {
    for (int i=0; i<n; ++i) {
        if (seq[i] <= n) {
            int val = seq[i];
            int idx = (n + i - val + 1) % n;
            rotate(seq, seq+idx, seq+n);
            return true;
        }
    }
    return false;
}
bool seen[MN];
int valid(int n, int inputSeq[]) {
    fill(seen, seen+n, false);
    normalize(n, inputSeq);
    //for (int i=0; i<n; ++i) { cerr << inputSeq[i] << ' '; } cerr << endl;
    for (int i=0; i<n; ++i) {
        if (inputSeq[i] != i+1 && inputSeq[i] <= n) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:83:10: warning: unused variable 'rotated' [-Wunused-variable]
   83 |     bool rotated = normalize(n, inputSeq);
      |          ^~~~~~~

• 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: 5 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10