Submission #1073632

#	Time	Username	Problem	Language	Result	Execution time	Memory
1073632		clementine	Gap (APIO16_gap)	C++17	30 / 100	34 ms	3968 KiB

gap

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

long long findGap(int T, int N)
{
	ll l = 0;
	ll r = 10e18;
	vector<ll> left, right;
	int calls = (N + 1) / 2;
	ll mn, mx;
	for(int j = 1; j <= calls; j ++)
	{
		MinMax(l, r, &mn, &mx);
		if(mn != mx)
		{
			right.push_back(mx);
		}
		left.push_back(mn);
		l = mn + 1;
		r = mx - 1;
	}
	ll mxdif = 0;
	for(int i = 0; i <((int)left.size() - 1); i ++)
	{
		mxdif = max(mxdif, left[i + 1] - left[i]);
	}
	for(int i = right.size() - 1; i >=1; i --)
	{
		mxdif = max(mxdif, right[i-1] - right[i]);
	}
	/*
	for(auto val:left)
	{
		cout<< val <<" " ;
	}
	cout << '\n';
	for(auto val:right)
	{
		cout<< val <<" " ;
	}*/

	int s= left.size();
	int u = right.size();
	mxdif=max(mxdif, right[u-1] - left[s-1]);
	return mxdif;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:9:9: warning: overflow in conversion from 'double' to 'll' {aka 'long long int'} changes value from '1.0e+19' to '9223372036854775807' [-Woverflow]
    9 |  ll r = 10e18;
      |         ^~~~~

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