Submission #288926

#	Time	Username	Problem	Language	Result	Execution time	Memory
288926		Shafin666	Gondola (IOI14_gondola)	C++14	20 / 100	41 ms	5240 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>
#define pb push_back
#define pii pair<ll, ll>
#define nyan "(=^･ω･^=)"
#define read_input         freopen("in.txt","r", stdin)
#define print_output       freopen("out.txt","w", stdout)
typedef long long ll;
typedef long double ld;
using namespace std;

int next(int p, int n) {
	int ret = (p + 1) % n;
	return (ret == 0)? n : ret;
}

int valid(int n, int inputSeq[])
{
	int f = 1, prev = -1;
	for(int i = 0; i < n; i++) {
		if(inputSeq[i] >= 1 && inputSeq[i] <= n) {
			if(prev == -1) prev = inputSeq[i];
			else if(next(prev, n) == inputSeq[i]) prev = inputSeq[i];
			else f = 0;
		}
	}

	set<int> s;
	for(int i = 0; i < n; i++) s.insert(inputSeq[i]);
	if(s.size() != n) return 0;

  	return f;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  	return -2;
}

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

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

Compilation message (stderr)

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:30:14: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   30 |  if(s.size() != n) return 0;
      |     ~~~~~~~~~^~~~

• 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