Submission #1050205

#	Time	Username	Problem	Language	Result	Execution time	Memory
1050205		mychecksedad	Comparing Plants (IOI20_plants)	C++17	0 / 100	1 ms	348 KiB

plants

#include "plants.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define pb push_back
#define vi vector<int>
#define all(x) x.begin(),x.end()
const int N = 3e5;

int a[N], n;
void init(int k, std::vector<int> r) {
	n = r.size();
	for(int i = 0; i < n; ++i) a[i] = 0;
	// if(2*k > n){
		int f = n-1;
		// for(int rep = 0; rep < n; ++rep){
		// 	int mx = *max_element(all(r));
		// 	int l = n, rr = -1;
		// 	vector<int> L;
		// 	for(int i = 0; i < n; ++i){
		// 		if(r[i] == mx){
		// 			L.pb(i);
		// 		}
		// 	}
		// 	int x = L[0];
		// 	for(int i = 0; i + 1 < L.size(); ++i){
		// 		if(L[i] + k <= L[i + 1]){
		// 			x = L[i + 1];
		// 			break;
		// 		}
		// 	}
		// 	a[x] = f--;
		// 	r[x] = -n;	
		// 	// cout << x << ' ';
		// 	for(int i = x - 1; i > x - k; --i) r[(i+n)%n]++;
		// }
	for(int i = 0; i < n; ++i){
		for(int j = i + 1; j < i + k; ++j){
			int v = j % n;
			a[i] = max(a[i], r[i] + r[v] - (i + k - 1 - j));
		}
	}
	// for(int i = 0; i < n; ++i) cout << a[i] << ' ';
	// }else{

	// }
}

int compare_plants(int x, int y) {
	return a[x] < a[y] ? 1 : (a[x] > a[y] ? -1 : 0);
}

Compilation message (stderr)

plants.cpp: In function 'void init(int, std::vector<int>)':
plants.cpp:15:7: warning: unused variable 'f' [-Wunused-variable]
   15 |   int f = n-1;
      |       ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 14
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 11
• Subtask 6: 0 / 15
• Subtask 7: 0 / 25