oj.uz

답안 #235807

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
235807 2020-05-30T01:37:30 Z DanerZein 곤돌라 (IOI14_gondola) C++14
90 / 100
 1000 ms 5752 KB 
#include "gondola.h"
#include <bits/stdc++.h>
#define MAX 100000000
#define mod 1000000009
using namespace std;
typedef pair<int,int> ii;
int valid(int n, int inputSeq[])
{
  set<int>s;
  int id,mi;
  mi=MAX;
  id=0;
  for(int i=0;i<n;i++){
    if(mi>inputSeq[i]){
      id=i;
      mi=inputSeq[i];
    }
    s.insert(inputSeq[i]);
  }
  bool sw=0;
  int vis[100000];
  memset(vis,0,sizeof vis);
  if(mi<=n){
    //  cout<<"hi"<<endl;
    int j=id;
    int aux=mi;
    while(true){
      if(vis[j]!=0) break;
      if(j==n) j=0;
      if(aux==n+1) aux=1;
      if(inputSeq[j]<=n){
	//	cout<<inputSeq[j]<<" "<<aux<<" "<<j<<endl;
	if(inputSeq[j]!=aux) return 0;
      }
      vis[j]=1;
      j++;
      aux++;
    }
    //cout<<"1"<<endl;
    if(s.size()!=n) return 0;
    return 1;
  }
  if(s.size()!=n) return 0;
  else return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  vector<bool> nf(250010,false);
  vector<ii> gn;
  int mi=MAX,id;
  for(int i=0;i<n;i++){
    if(mi>gondolaSeq[i]){
      mi=gondolaSeq[i];
      id=i;
    }
    //mi=min(mi,gondolaSeq[i]);
    if(gondolaSeq[i]>n){
      gn.push_back(ii(gondolaSeq[i],-1));
    }
    else{
      nf[gondolaSeq[i]]=true;
    }
  }
  vector<int> go,gon(n,-1);
  if(mi>n){
    for(int i=0;i<n;i++){
      gon[i]=(i+1);
    }
  }
  else{
    int j=id;
    int aux=mi;
    while(true){
      if(j==gon.size()) j=0;
      if(gon[j]!=-1) break;
      gon[j]=aux;
      if(aux==n){
	aux=0;
      }
      aux++;
      j++;
    }
  }
  int j=0;
  for(int i=0;i<gon.size();i++){
    //     cout<<gon[i]<<" ";
    if(nf[gon[i]]==false){
      gn[j].second=gon[i];
      j++;
    }
  }
  // cout<<endl;
  int ga=n+1;
  j=0;
  int t=0;
  sort(gn.begin(),gn.end());
  /* for(int i=0;i<gn.size();i++){
    cout<<gn[i]<<" ";
  }
  cout<<endl;
  for(int i=0;i<go.size();i++){
    cout<<go[i]<<" ";
  }
  cout<<endl;*/
  for(int i=0;i<gn.size();i++){
    replacementSeq[j]=gn[i].second;
    j++;
    t++;
    while(true){
      if(ga==gn[i].first){
	ga++;
	break;
      }
      // ga++;
      replacementSeq[j]=ga;
      ga++;
      j++;
      t++;
    }
  }
  //cout<<t<<endl;
  return t;
}

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

int countReplacement(int n, int inputSeq[])
{
  //cout<<"hi"<<endl;
  //cout<<valid(n,inputSeq)<<endl;
  if(valid(n,inputSeq)){
    vector<long long>gn;
    for(int i=0;i<n;i++){
      if(inputSeq[i]>n){
	gn.push_back(inputSeq[i]);
      }
    }
    long long gr=n+1;
    long long j=0;
    long long r=1;
    if(gn.size()==n) r=n;
    sort(gn.begin(),gn.end());
    while(true){
      //    cout<<j<<" "<<gn.size()<<" "<<gr<<endl;
      if(j==gn.size()) break;
      if(gr==gn[j]){
	gr++;
	j++;
	continue;
      }
      r=(r%mod*(gn.size()-j)%mod)%mod;
      gr++;
    }
    return r;
  }
  else {
    return 0;}
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:40:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(s.size()!=n) return 0;
        ~~~~~~~~^~~
gondola.cpp:43:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(s.size()!=n) return 0;
      ~~~~~~~~^~~
gondola.cpp:20:8: warning: unused variable 'sw' [-Wunused-variable]
   bool sw=0;
        ^~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:77:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(j==gon.size()) j=0;
          ~^~~~~~~~~~~~
gondola.cpp:88:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<gon.size();i++){
               ~^~~~~~~~~~~
gondola.cpp:108:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<gn.size();i++){
               ~^~~~~~~~~~
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:144:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(gn.size()==n) r=n;
        ~~~~~~~~~^~~
gondola.cpp:148:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(j==gn.size()) break;
          ~^~~~~~~~~~~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:77:11: warning: 'id' may be used uninitialized in this function [-Wmaybe-uninitialized]
       if(j==gon.size()) j=0;
          ~^~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 640 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 768 KB Output is correct
5 Correct 5 ms 768 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 768 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 768 KB Output is correct
5 Correct 5 ms 768 KB Output is correct
6 Correct 18 ms 2688 KB Output is correct
7 Correct 35 ms 4088 KB Output is correct
8 Correct 27 ms 4352 KB Output is correct
9 Correct 11 ms 1920 KB Output is correct
10 Correct 32 ms 4992 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 640 KB Output is correct
3 Correct 5 ms 640 KB Output is correct
4 Correct 5 ms 768 KB Output is correct
5 Correct 5 ms 768 KB Output is correct
6 Correct 16 ms 2560 KB Output is correct
7 Correct 36 ms 4088 KB Output is correct
8 Correct 26 ms 4352 KB Output is correct
9 Correct 11 ms 1920 KB Output is correct
10 Correct 31 ms 4984 KB Output is correct
11 Correct 5 ms 768 KB Output is correct
12 Correct 5 ms 768 KB Output is correct
13 Correct 20 ms 2432 KB Output is correct
14 Correct 5 ms 768 KB Output is correct
15 Correct 43 ms 5116 KB Output is correct

Subtask #4
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #6
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 256 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 16 ms 1024 KB Output is correct
12 Correct 17 ms 1024 KB Output is correct
13 Correct 21 ms 1288 KB Output is correct
14 Correct 15 ms 1024 KB Output is correct
15 Correct 25 ms 2296 KB Output is correct

Subtask #7
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 640 KB Output is correct
3 Correct 5 ms 768 KB Output is correct

Subtask #8
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 768 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 640 KB Output is correct
5 Correct 5 ms 768 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 5 ms 768 KB Output is correct
8 Correct 5 ms 768 KB Output is correct

Subtask #9
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 768 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 768 KB Output is correct
5 Correct 5 ms 800 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 5 ms 768 KB Output is correct
8 Correct 5 ms 768 KB Output is correct
9 Correct 44 ms 4472 KB Output is correct
10 Correct 35 ms 3832 KB Output is correct
11 Correct 17 ms 1920 KB Output is correct
12 Correct 19 ms 2048 KB Output is correct
13 Correct 10 ms 1024 KB Output is correct

Subtask #10
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 768 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 768 KB Output is correct
5 Correct 5 ms 768 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 5 ms 768 KB Output is correct
8 Correct 5 ms 640 KB Output is correct
9 Correct 44 ms 4472 KB Output is correct
10 Correct 35 ms 3832 KB Output is correct
11 Correct 18 ms 1920 KB Output is correct
12 Correct 20 ms 2048 KB Output is correct
13 Correct 9 ms 1024 KB Output is correct
14 Execution timed out 1094 ms 5752 KB Time limit exceeded
15 Halted 0 ms 0 KB -