Submission #921422

#	Time	Username	Problem	Language	Result	Execution time	Memory
921422		Nika533	곤돌라 (IOI14_gondola)	C++17	55 / 100	29 ms	4696 KiB

gondola

#pragma GCC diagnostic warning "-std=c++11"
#include <bits/stdc++.h>
#include "gondola.h"
#define pb push_back
#define f first
#define s second
#define MOD 1000000007
#define flush fflush(stdout)
#define all(x) (x).begin(),(x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define pii pair<int,int>
using namespace std;
int n,m,T,k;

int valid(int n, int inputSeq[])
{
	int ind=-1;
	map<int,int> mymap;
	for (int i=0; i<n; i++) {
		mymap[inputSeq[i]]++;
		if (inputSeq[i]<=n) ind=i;
	}
	for (auto x:mymap) {
		if (x.s>1) return 0;
	}
	if (ind==0) return 1;
	for (int i=ind+1; i<n+ind; i++) {
		if (inputSeq[(i%n)]>n) {
			inputSeq[(i%n)]=inputSeq[((i-1)%n)]+1;
		}
	}
	int cnt=0;
	for (int i=1; i<n; i++) {
		if (inputSeq[i]<inputSeq[i-1]) cnt++;
		if (inputSeq[i]>n) return 0;
	}
	return (cnt<=1);
}

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
	int mx=0;
	vector<pii> v;
	int j=0,diff=0;
	for (int i=0; i<n; i++) {
		if (gondolaSeq[i]<=n) {
			diff=(i+n-gondolaSeq[i])%n;
		}
	}
	for (int i=0; i<n; i++) {
		int val;
		if (diff>=i) val=diff-i;
		else val=diff+n-i;
		val=n-val;
		if (gondolaSeq[i]>n) v.pb({gondolaSeq[i],val});
	}
	int ind=0,cur=n+1;
	sort(all(v));
	for (int j=0; j<v.size(); j++) {
		replacementSeq[ind]=v[j].s; ind++;
		for (int o=cur; o<v[j].f; o++) {
			replacementSeq[ind]=o; ind++;
		}
		cur=v[j].f+1;
	} 
	return ind;
}

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

Compilation message (stderr)

gondola.cpp:1:32: warning: '-std=c++11' is not an option that controls warnings [-Wpragmas]
    1 | #pragma GCC diagnostic warning "-std=c++11"
      |                                ^~~~~~~~~~~~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:59:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |  for (int j=0; j<v.size(); j++) {
      |                ~^~~~~~~~~
gondola.cpp:42:6: warning: unused variable 'mx' [-Wunused-variable]
   42 |  int mx=0;
      |      ^~
gondola.cpp:44:6: warning: unused variable 'j' [-Wunused-variable]
   44 |  int j=0,diff=0;
      |      ^

• 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