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Submission #950128

# Submission time Handle Problem Language Result Execution time Memory
950128 2024-03-20T05:38:31 Z pcc CONSUL (info1cup19_consul) C++17
100 / 100
 11 ms 696 KB 
#include "grader.h"
#include <bits/stdc++.h>
using namespace std;
/*
/// insert your code
/// for example
if(cnt(kth(1)) > n / 3) say_answer(kth(1));
	else say_answer(-1);

*/

map<int,int> kmp,cmp;

int get_idx(int p){
	if(kmp.find(p) != kmp.end())return kmp[p];
	else return kmp[p] = kth(p);
}
int get_cnt(int k){
	if(cmp.find(k) != cmp.end())return cmp[k];
	else return cmp[k] = cnt(k);
}

void solve(int N){
	kmp.clear();cmp.clear();
	vector<int> v;
	for(int i = 1;i<=N;i++)v.push_back(i);
	srand(time(NULL));
	random_shuffle(v.begin(),v.end());
	for(int i = 0;i<25;i++){
		int now = v[i];
		if(get_cnt(get_idx(now))>N/3){
			say_answer(get_idx(now));
			return;
		}
	}
	say_answer(-1);
	return;
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 432 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 428 KB Output is correct
2 Correct 3 ms 344 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 444 KB Output is correct
2 Correct 11 ms 444 KB Output is correct
3 Correct 4 ms 444 KB Output is correct
4 Correct 4 ms 444 KB Output is correct
5 Correct 7 ms 440 KB Output is correct
6 Correct 9 ms 444 KB Output is correct
7 Correct 8 ms 448 KB Output is correct
8 Correct 9 ms 440 KB Output is correct
9 Correct 9 ms 444 KB Output is correct
10 Correct 8 ms 444 KB Output is correct
11 Correct 9 ms 440 KB Output is correct
12 Correct 8 ms 692 KB Output is correct
13 Correct 9 ms 692 KB Output is correct
14 Correct 7 ms 696 KB Output is correct