oj.uz

답안 #254528

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
254528 2020-07-30T07:51:31 Z b00n0rp 곤돌라 (IOI14_gondola) C++17
65 / 100
 61 ms 6008 KB 
#include "gondola.h"
#include<bits/stdc++.h>
using namespace std;

#define ll long long

int valid(int n, int inputSeq[]){
	set<int> s;
	for(int i = 0; i < n; i ++){
		s.insert(inputSeq[i]);
	}
	if(s.size() != n) return 0;
	for(int i = 0; i < n; i ++){
		if(inputSeq[i] <= n){
			for(int j = i+1; j != i; j = (j+1)%n){
				if(inputSeq[j] > n) continue;
				if(inputSeq[j] != ((inputSeq[i]+(j-i)+n-1)%n)+1) return 0;
			}
			return 1;
		}
	}
	return 1;
}

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

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

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

const ll MOD = 1000000009;

ll power(int x,int y){
	if(y == 0) return 1;
	if(y == 1) return x;
	ll cur = power(x,y/2);
	cur = (cur*cur)%MOD;
	if(y%2) cur = (cur*x)%MOD;
	return cur;
}

int countReplacement(int n, int inputSeq[]){
	if(!valid(n,inputSeq)) return 0;
	ll ans = 1;
	int cur = 0;
	vector<int> v;
	for(int i = 0; i < n; i ++){
		if(inputSeq[i] <= n) continue;
		v.push_back(inputSeq[i]);
	}
	if(v.empty()) return 1;
	sort(v.begin(),v.end());
	if(v.size() == n) ans = n;
	ans = (ans*power(v.size(),v[0]-n-1))%MOD;
	for(int i = 1; i < v.size(); i ++){
		ans = (ans*power(v.size()-i,v[i]-v[i-1]-1))%MOD;
	}
	return ans;
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:12:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(s.size() != n) return 0;
     ~~~~~~~~~^~~~
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:56:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(v.size() == n) ans = n;
     ~~~~~~~~~^~~~
gondola.cpp:58:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < v.size(); i ++){
                 ~~^~~~~~~~~~
gondola.cpp:48:6: warning: unused variable 'cur' [-Wunused-variable]
  int cur = 0;
      ^~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 0 ms 256 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 13 ms 2176 KB Output is correct
7 Correct 36 ms 3704 KB Output is correct
8 Correct 25 ms 3968 KB Output is correct
9 Correct 8 ms 1536 KB Output is correct
10 Correct 31 ms 4608 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 13 ms 2176 KB Output is correct
7 Correct 31 ms 3712 KB Output is correct
8 Correct 25 ms 3968 KB Output is correct
9 Correct 8 ms 1536 KB Output is correct
10 Correct 29 ms 4608 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 16 ms 2048 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 42 ms 4728 KB Output is correct

Subtask #4
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 384 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 384 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 384 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #7
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 256 KB Output is correct

Subtask #8
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct

Subtask #9
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 46 ms 4608 KB Output is correct
10 Correct 33 ms 3832 KB Output is correct
11 Correct 12 ms 1664 KB Output is correct
12 Correct 15 ms 1920 KB Output is correct
13 Correct 4 ms 640 KB Output is correct

Subtask #10
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 41 ms 4472 KB Output is correct
10 Correct 35 ms 3832 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 15 ms 1920 KB Output is correct
13 Correct 3 ms 640 KB Output is correct
14 Correct 52 ms 5432 KB Output is correct
15 Correct 61 ms 6008 KB Output is correct
16 Correct 10 ms 1408 KB Output is correct
17 Correct 40 ms 4216 KB Output is correct
18 Correct 21 ms 2432 KB Output is correct