Submission #532783

#	Time	Username	Problem	Language	Result	Execution time	Memory
532783		new_acc	Gap (APIO16_gap)	C++14	30 / 100	49 ms	1136 KiB

gap

#include "gap.h"
#include<bits/stdc++.h>
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vl;
const int N=1e3+10;
ll solve1(int n){
	ll mn,mx;
	ll curr1=0,curr2=1e18,last1=-1,last2=-1;
	ll res=0;
	for(int i=1;i<=(n+1)/2;i++){
		MinMax(curr1,curr2,&mn,&mx);	
		if(last1!=-1) res=max({res,mn-last1,last2-mx});
		last1=mn,last2=mx;
		curr1=mn+1,curr2=mx-1;
	}
	return (n%2==0?max(res,last2-last1):res);
}
ll findGap(int xd,int n){
	if(xd==1) return solve1(n);
}

Compilation message (stderr)

gap.cpp: In function 'll findGap(int, int)':
gap.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
   24 | }
      | ^

• Subtask 1: 30 / 30
• Subtask 2: 0 / 70