Submission #301530

#	Time	Username	Problem	Language	Result	Execution time	Memory
301530		maximath_1	Comparing Plants (IOI20_plants)	C++11	5 / 100	111 ms	5240 KiB

plants

#include "plants.h"
#include <vector>
using namespace std;

int n;
vector<int> pref;

void init(int k, vector<int> r){
	n = r.size();
	pref.resize(n + 1);
	for(int i = 1; i <= n; i ++)
		pref[i] = pref[i - 1] + r[i - 1];
	return;
}

int compare_plants(int x, int y){
	if(pref[y] == pref[x]) return 1;
	if(pref[y] - pref[x] == y - x) return -1;
	if(pref[n] - (pref[y] - pref[x]) == n - (y - x)) return 1;
	if(pref[n] == (pref[y] - pref[x])) return -1;
	return 0;
}

• Subtask 1: 5 / 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