Submission #206189

#	Time	Username	Problem	Language	Result	Execution time	Memory
206189		mraron	Gap (APIO16_gap)	C++14	0 / 100	117 ms	11836 KiB

gap

#include "gap.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
set<ll> res;
void solve(ll L, ll R) {
	if(L>R) return ;
	ll a,b;
	MinMax(L,R,&a,&b);
	if(a==-1) return ;
	res.insert(a);
	res.insert(b);
	solve(a+1,(a/b)/2);
	solve((a/b)/2+1, b-1);
}	

long long findGap(int T, int N)
{
	solve(0, 1000000000000000000LL);
	vector<ll> ans;
	for(auto i:res) ans.push_back(i);
	ll val=1000000000000000000LL;
	for(int i=1;i<ans.size();++i) val=min(val, ans[i]-ans[i-1]);
	return val;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:23:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=1;i<ans.size();++i) val=min(val, ans[i]-ans[i-1]);
              ~^~~~~~~~~~~

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