Submission #431112

#	Time	Username	Problem	Language	Result	Execution time	Memory
431112		Pbezz	Comparing Plants (IOI20_plants)	C++14	0 / 100	1 ms	332 KiB

plants

#include "plants.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
typedef pair<ll,ll> pii;

const ll MAXN = 2e5+5;
const ll INF = 1e9+7;

ll order[MAXN],n;

void init(int k, std::vector<int> r) {

	ll l,i,cur,n=(ll)r.size();
	for(l=n;l>=1;l--){//find current maximum
	vector<ll>meh;//cout<<l<<"\n";

	for(i=0;i<n;i++){//cout<<r[i]<<" ";
	if(r[i]==0)meh.pb(i);
	}
//	if((int)meh.size()==0)break;
	if((int)meh.size()==1){
	cur=meh[0];
	}else{

	for(i=1;i<(ll)meh.size();i++){
	if(meh[i]-meh[i-1]>k){
	cur=meh[i]; break;
	}
	}

	if(n-meh[meh.size()-1]+meh[0]>k)cur=meh[0];

	}//cout<<"# ha "<<cur<<endl;
	order[cur]=l;
	r[cur]=-1;
	for(i=0;i<k-1;i++){
	cur--;
	if(cur<0)cur=n-1;

	r[cur]--;
	}

//cout<<l<<" "<<2<<endl;
}

	//for(ll i=0;i<n;i++)cout<<order[i]<<" k ";
	//cout<<endl;

	return;
}

int compare_plants(int x, int y) {




	if(order[x]>order[y])return 1;

	return -1;



	return 0;
}

Compilation message (stderr)

plants.cpp: In function 'void init(int, std::vector<int>)':
plants.cpp:39:7: warning: 'cur' may be used uninitialized in this function [-Wmaybe-uninitialized]
   39 |  r[cur]=-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