Submission #1099445

#	Time	Username	Problem	Language	Result	Execution time	Memory
1099445		beaconmc	Gondola (IOI14_gondola)	C++14	Compilation error	0 ms	0 KiB

gondola

#include <bits/stdc++.h>
 
typedef long long ll;
#define FOR(i,x,y) for(ll i=x; i<y; i++)
#define FORNEG(i,x,y) for(ll i=x; i>y; i--)
 
using namespace std;



bool check_valid(vector<ll>&stuff, ll n){
	bool flag = true;
	set<ll> cnt;
	for (auto&i : stuff) cnt.insert(i);
	if (cnt.size() != n) flag = 0;

	ll mini = 10000000000;
	ll pos = -1;
	for (auto&i : stuff) mini = min(mini, i);
	FOR(i,0,n) if (stuff[i] == mini)pos=i;
	if (mini < n){
		FOR(i,0,n){
			if (stuff[pos%n] <=n && stuff[pos%n]!=mini) flag = 0;
			pos++,mini++;
		}
	}
	return flag;
}

vector<ll> repseq(vector<ll>&stuff, ll n){
	vector<ll> should(n);
	ll mini = 1000000000;
	ll pos = -1;
	for (auto&i : stuff) mini = min(mini, i);
	FOR(i,0,n) if (stuff[i] == mini)pos=i;

	if (mini > n) mini = 1, pos = 0;


	FOR(i,0,n){
		if (mini == n+1) mini = 1;
		should[pos%n] = mini;
		pos++,mini++;
	}
	vector<ll> ans;
	vector<vector<ll>> shit;
	FOR(i,0,n) shit.push_back({stuff[i], should[i]});
	ll cur = n;
	sort(shit.begin(), shit.end());
	for (auto&i : shit){

		while (cur < i[0]) ans.push_back(i[1]),i[1] = ++cur;
	}
	return ans;
}

ll binpow(ll a, ll b){
	//cout << a << " " << b << endl;
	if (b==0) return 1;

	if (b%2==0) return (binpow(a,b/2)*binpow(a,b/2)) % 1000000009 ;
	else return (binpow(a,b-1)*a)%1000000009;
}

ll numseq(vector<ll>&stuff, ll n){

	vector<ll> should(n);
	ll mini = 10000000000;
	ll pos = -1;
	vector<ll> shit;
	vector<ll> lmfao;
	ll cur = n;
	ll ans = 1;
	for (auto&i : stuff) if (i>n) shit.push_back(i);
	ll idkman = shit.size();
	sort(shit.begin(), shit.end());

	for (auto&i : shit){
		lmfao.push_back(i-cur-1);
		cur = i;
	}
	for (auto&i : lmfao){

		ans *= binpow(idkman, i);
		idkman--;
		ans %= 1000000009;
	}
	if(shit.size()==n) ans *= n, ans%=1000000009;
	return ans;
}

int main(){
	ll t;
	cin >> t;
	ll n; cin >> n;


	
	vector<ll> stuff(n);
	FOR(i,0,n) cin >> stuff[i];

	if (!check_valid(stuff, n)) cout << 1;

	else cout << numseq(stuff, n);






}

Compilation message (stderr)

gondola.cpp: In function 'bool check_valid(std::vector<long long int>&, ll)':
gondola.cpp:15:17: warning: comparison of integer expressions of different signedness: 'std::set<long long int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   15 |  if (cnt.size() != n) flag = 0;
      |      ~~~~~~~~~~~^~~~
gondola.cpp: In function 'll numseq(std::vector<long long int>&, ll)':
gondola.cpp:88:16: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   88 |  if(shit.size()==n) ans *= n, ans%=1000000009;
      |     ~~~~~~~~~~~^~~
gondola.cpp:68:5: warning: unused variable 'mini' [-Wunused-variable]
   68 |  ll mini = 10000000000;
      |     ^~~~
gondola.cpp:69:5: warning: unused variable 'pos' [-Wunused-variable]
   69 |  ll pos = -1;
      |     ^~~
/usr/bin/ld: /tmp/ccEHDXC4.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccNIciW6.o:gondola.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccEHDXC4.o: in function `main':
grader.cpp:(.text.startup+0xb6): undefined reference to `valid'
/usr/bin/ld: grader.cpp:(.text.startup+0x108): undefined reference to `countReplacement'
/usr/bin/ld: grader.cpp:(.text.startup+0x132): undefined reference to `replacement'
collect2: error: ld returned 1 exit status