Submission #1348627

#	Time	Username	Problem	Language	Result	Execution time	Memory
1348627		Faisal_Saqib	Comparing Plants (IOI20_plants)	C++17	0 / 100	0 ms	344 KiB

plants

#include "plants.h"

#include <bits/stdc++.h>
using namespace std;
const int N=2e5+10;
int n;
int pre[N];
void init(int k, std::vector<int> r) {
	n=r.size();
	for(int i=0;i<n;i++)
	{
		pre[i+1]=pre[i]+r[i];
	}
	return;
}
int check(int x,int y)
{
	if(x>y)
	{
		return -1*check(y,x);
	}
	int sm=pre[y]-pre[x];
	if(sm==0)
	{
		return -1;
	}
	else if(sm==(y-x))
	{
		return +1;
	}
	if(pre[n]-sm == x+n-y)
	{
		return +1;
	}
	else if(pre[n]==sm)
	{
		return -1;
	}
	return 0;
}
int compare_plants(int x, int y) {
	return check(x,y);
}

• 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