oj.uz

Submission #200796

# Submission time Handle Problem Language Result Execution time Memory
200796 2020-02-08T07:28:42 Z mohammad Gondola (IOI14_gondola) C++14
45 / 100
 81 ms 6776 KB 
/*
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*/
 
#include<bits/stdc++.h>
#include "gondola.h"
using namespace std;
 
typedef long long ll ;
const ll oo = 4294967296 ;
const double PI = acos(-1) ;
const ll M = 1e9 + 9   ;

map<int,int> mp;
vector<pair<int,int>> v;
pair<int, int> p[1000010] ;

int valid(int n, int inputSeq[]){
	return -1 ;
}

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

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

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

ll fastpower( ll x , ll n ){
	ll res = 1 ;
	while(n > 0){
		if(n % 2 == 1)
			res = (res * x) % M;
		x = ( x * x ) % M;
		n = n / 2 ;
	}
	return res;
}

int countReplacement(int n, int inputSeq[]){
	bool b = false ;
	for(int i = 0 ; i < n ; ++i){
		p[i] = {inputSeq[i] , i + 1};
		mp[inputSeq[i]]++;
		if(mp[inputSeq[i]] > 1)return 0;
		if(inputSeq[i] <= n){
			b = 1;
			int x = inputSeq[i];
			int f = i - 1;
			while(f > -1 && inputSeq[f] > n){
				x--;
				if(x == 0) x = n;
				v.push_back({inputSeq[f] , x});
				inputSeq[f] = x;
				mp[x]++;	
				if(mp[x] > 1) return 0 ;
				f--;
			}
			f = i + 1 ;
			x = inputSeq[i];
			while(f < n && inputSeq[f] > n){
				x++;
				if(x == n + 1) x = 1;
				v.push_back({inputSeq[f] , x});
				inputSeq[f] = x;
				mp[x]++;
				if(mp[x] > 1)return 0;
				f++;
			}
			i = f - 1;
		}
	}
	ll ans = 1 , ls = n + 1 , ans1 = 1;
	if(b){
		for(int i = 1 ; i < n ; ++i)
			if((inputSeq[i] == 1 && inputSeq[i - 1] != n) || (inputSeq[i] != 1 && inputSeq[i - 1] + 1 != inputSeq[i])) return 0;
		sort(v.begin(), v.end());
		int idx = 0 ;
		for(auto x : v){
			ans = (ans * fastpower(v.size() - idx , x.first - ls)) % M;
			ls = x.first + 1 ;
			idx++;
		}
	}else{
		sort(p , p + n);
		for(int i = 0 ; i < n - 1 ; ++i){
			ans = (ans * fastpower(n - i , p[i].first - ls)) % M;
			ls = p[i].first + 1;
		}
		ans = (ans * n) % M;
	}
	return ans ;
}

Compilation message

gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:89:28: warning: unused variable 'ans1' [-Wunused-variable]
  ll ans = 1 , ls = n + 1 , ans1 = 1;
                            ^~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -1 violates the range [0, 1]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -1 violates the range [0, 1]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -1 violates the range [0, 1]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB Integer -2 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 4 ms 380 KB Output is correct

Subtask #8
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct

Subtask #9
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 380 KB Output is correct
9 Correct 43 ms 5104 KB Output is correct
10 Correct 36 ms 4208 KB Output is correct
11 Correct 17 ms 1780 KB Output is correct
12 Correct 19 ms 2164 KB Output is correct
13 Correct 9 ms 760 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 45 ms 5104 KB Output is correct
10 Correct 37 ms 4208 KB Output is correct
11 Correct 17 ms 1780 KB Output is correct
12 Correct 19 ms 2168 KB Output is correct
13 Correct 8 ms 760 KB Output is correct
14 Correct 66 ms 6136 KB Output is correct
15 Correct 81 ms 6776 KB Output is correct
16 Correct 16 ms 1656 KB Output is correct
17 Correct 52 ms 4728 KB Output is correct
18 Correct 29 ms 2808 KB Output is correct