Submission #370551

#	Time	Username	Problem	Language	Result	Execution time	Memory
370551		arnold518	popa (BOI18_popa)	C++14	0 / 100	52 ms	392 KiB

popa

#include "popa.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

int N, *L, *R;

int qquery(int l1, int r1, int l2, int r2)
{
	return query(l1-1, r1-1, l2-1, r2-1);
}

int f(int l, int r)
{
	if(l==r) return l;
	if(l>r) return -1;
	for(int i=l; i<=r; i++)
	{
		if(qquery(l, r, i, i))
		{
			L[i-1]=f(l, i-1)-1;
			R[i-1]=f(i+1, r)-1;
			return i;
		}
	}
}

int solve(int _N, int *_L, int *_R)
{
	N=_N; L=_L; R=_R;

	return f(1, N)-1;
}

Compilation message (stderr)

popa.cpp: In function 'int f(int, int)':
popa.cpp:29:1: warning: control reaches end of non-void function [-Wreturn-type]
   29 | }
      | ^

• Subtask 1: 0 / 37
• Subtask 2: 0 / 24
• Subtask 3: 0 / 39