제출 #374531

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
374531	2021-03-07 11:10:08	Aryan_Raina	곤돌라 (IOI14_gondola)	C++14	100 / 100	74 ms	6140 KiB

gondola

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#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const ll MOD = 1e9+9;
int valid(int n, int a[]) {
    int rr = -1;
    set<int> vis;
    for (int i = 0; i < n; i++) {
      if (vis.count(a[i])) return 0;
      vis.insert(a[i]);
        if (a[i] <= n) {
            if (rr == -1) rr = i;
            if ((n + a[i] - a[rr]) % n != (n + i - rr) % n) return 0;
        }
    }
    return 1;
}
//----------------------
int replacement(int n, int a[], int replacementSeq[]) {
  int rr = -1;
  for (int i = 0; i < n; i++) {
    if (a[i] <= n) {
      rr = i; break;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:43:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 2> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |  for (int i = 0; i < rep.size(); ++i) {
      |                  ~~^~~~~~~~~~~~
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:77:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   77 |  if (rep.size() == n) {
      |      ~~~~~~~~~~~^~~~

• 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: 15 / 15
• Subtask 9: 15 / 15
• Subtask 10: 10 / 10