Submission #136575

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
136575	2019-07-25 15:37:32	mosesmayer	Gondola (IOI14_gondola)	C++17	55 / 100	24 ms	2404 KiB

gondola

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#include "gondola.h"
#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define ALL(x) x.begin(), x.end()
using namespace std;
typedef vector<int> vi;
typedef pair<int,int> pii;
int valid(int n, int inputSeq[]){
  vi a(inputSeq, inputSeq + n);
  // handle whether all values are unique
  vi b(a.begin(), a.end());
  sort(ALL(b)); b.erase(unique(ALL(b)), b.end());
  if (b.size() != a.size()) return 0;
  // handle min element
  vi::iterator mnit = min_element(a.begin(), a.end());
  int mn = *mnit, pos = mnit - a.begin();
  if (mn >= n) return 1;
  
  // rotate elements so that min is at first position.
  // now index i will be original position of (mn + i - 1)%n + 1;
  rotate(a.begin(), a.begin() + pos, a.end());
  // validity check
  for (int i = 0; i < n; i++){
    if (a[i] > n) continue;
 
 
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Compilation message (stderr)

gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:60:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < rep.size(); i++){
                  ~~^~~~~~~~~~~~

• 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