Submission #409782

#	Time	Username	Problem	Language	Result	Execution time	Memory
409782		jeqcho	Gap (APIO16_gap)	C++17	0 / 100	75 ms	3288 KiB

gap

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

typedef long long ll;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<pair<int,int>> vpi;

#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define trav(a,x) for (auto& a: x)

#define pb push_back
#define rsz resize
#define sz(x) int(x.size())
#define all(x) begin(x), end(x)
#define fi first
#define se second

long long findGap(int T, int N)
{
	ll s=0;
	ll t=1e18;
	vector<ll>v;
	ll a,b;
	MinMax(s,t,&a,&b);
	ll lef=a;
	ll rig=b;
	v.pb(a);
	v.pb(b);
	ll len =(b-1 - (a-1)+1)/(N-1);
	s=a+1;
	t=a+len;
	F0R(i,N-1)
	{
		if(i==N-2)t=rig-1;
		MinMax(s,t,&a,&b);
		v.pb(a);
		v.pb(b);
		s+=len;
		t+=len;
	}
	sort(all(v));
	ll rec=-1e9;
	F0R(i,sz(v)-1)
	{
		rec=max(rec,v[i+1]-v[i]);
	}
	return rec;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:30:5: warning: unused variable 'lef' [-Wunused-variable]
   30 |  ll lef=a;
      |     ^~~

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