Submission #263735

#	Time	Username	Problem	Language	Result	Execution time	Memory
263735		T0p_	Gap (APIO16_gap)	C++14	30 / 100	79 ms	2448 KiB

gap

#include <bits/stdc++.h>
#include "gap.h"
using namespace std;
 
vector<long long> v;
 
long long findGap(int m, int n)
{
	if(m == 1)
	{
		int sz = 0;
		long long s = -1, t = 2e18, mn, mx, ans = 0;
		MinMax(s, t, &mn, &mx);
		v.push_back(mn);
		v.push_back(mx);
		s = mn+1;
		t = mx-1;
		sz = 2;
		while(true)
		{
			if(sz == n) break ;
			MinMax(s, t, &mn, &mx);
			v.push_back(mn);
			sz++;
			if(sz == n) break ;
			if(mn != mx)
			{
				v.push_back(mx);
				sz++;
			}
			if(sz == n) break ;
			s = mn+1, t = mx-1;
			if(s > t) break ;
		}
		assert(v.size() == n);
		sort(v.begin(), v.end());
		for(int i=1 ; i<v.size() ; i++)
			ans = max(ans, v[i] - v[i-1]);
		return ans;
	}
	else
	{
 
	}
}

Compilation message (stderr)

In file included from /usr/include/c++/9/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:33,
                 from gap.cpp:1:
gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:35:19: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   35 |   assert(v.size() == n);
      |          ~~~~~~~~~^~~~
gap.cpp:37:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |   for(int i=1 ; i<v.size() ; i++)
      |                 ~^~~~~~~~~
gap.cpp:45:1: warning: control reaches end of non-void function [-Wreturn-type]
   45 | }
      | ^

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