oj.uz

Submission #365264

# Submission time Handle Problem Language Result Execution time Memory
365264 2021-02-11T10:46:35 Z amunduzbaev CONSUL (info1cup19_consul) C++14
100 / 100
 34 ms 384 KB 
/** made by amunduzbaev **/
#include "grader.h"
#include <bits/stdc++.h>
#ifndef EVAL
#include "grader.cpp"
#endif
using namespace std;
 
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
#define ub upper_bound
#define lb lower_bound
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(),x.rend()
#define NeedForSpeed ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
//#define int long long
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii; 
typedef pair<ll, ll> pll; 
typedef vector<ll> vll;
typedef vector<int> vii;
typedef vector<pll> vpll;
typedef vector<pii> vpii;
template<class T> bool umin(T& a, const T& b) {return a > b? a = b, true:false;}
template<class T> bool umax(T& a, const T& b) {return a < b? a = b, true:false;}

const int NN = 1e3+5;
const int mod = 1e9+7;
const ll inf = 1e18;
const ld Pi = acos(-1);

#define MULTI 1


int n, m, k, ans, res,  used[NN];

void solve(int n){
	srand(time(NULL));
	vii res;
	if(n > 50){
		for(int i=0;i<30;i++){
			int in = rand()%n +1;
			if(used[in]) {i--; continue;}
			int val = kth(in);
			int num = cnt(val);
			if(num > n/3){
				say_answer(val);
				return;
			}
		}
	} else {
		if(n <= 2){
			say_answer(kth(1));
			return;
		}
		map<int, int> uu;
		int res = 0;
		for(int i=1;i<=n;i++){
			int in = i;
			int val = kth(in); res++;
			if(res == 50){
				say_answer(-1);
				return;
			}
			if(uu.count(val)) continue;
			uu[val] = 1;
			int num = cnt(val); res++;
			if(num > n/3){
				say_answer(val);
				return;
			}if(res == 50){
				say_answer(-1);
				return;
			}
		}
	}
	say_answer(-1);
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 364 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 364 KB Output is correct
2 Correct 9 ms 364 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 364 KB Output is correct
2 Correct 26 ms 364 KB Output is correct
3 Correct 8 ms 364 KB Output is correct
4 Correct 4 ms 364 KB Output is correct
5 Correct 26 ms 364 KB Output is correct
6 Correct 29 ms 364 KB Output is correct
7 Correct 23 ms 364 KB Output is correct
8 Correct 28 ms 364 KB Output is correct
9 Correct 23 ms 364 KB Output is correct
10 Correct 34 ms 384 KB Output is correct
11 Correct 32 ms 384 KB Output is correct
12 Correct 24 ms 364 KB Output is correct
13 Correct 34 ms 364 KB Output is correct
14 Correct 31 ms 364 KB Output is correct