Submission #366220

#	Time	Username	Problem	Language	Result	Execution time	Memory
366220		mathking1021	Gap (APIO16_gap)	C++17	70 / 100	67 ms	3296 KiB

gap

#include "gap.h"
#include <iostream>
#include <vector>

using namespace std;
typedef long long ll;

ll t, n;

vector<ll> ve;

long long findGap(int T, int N)
{
    t = T;
    n = N;
    ll a, b;
    MinMax(0LL, (ll)2e18, &a, &b);
    ll c = (b - a + n - 2) / (n - 1);
    ll ans = c;
    ve.push_back(a);
    for(ll i = a + 1; i <= b - 1; i += c)
    {
        ll t3 = -1, t4 = -1;
        MinMax(i, min(i + c - 1, b - 1), &t3, &t4);
        if(t3 != -1)
        {
            ve.push_back(t3);
            ve.push_back(t4);
        }
    }
    ve.push_back(b);
    for(ll i = 1; i < ve.size(); i++)
    {
        ans = max(ans, ve[i] - ve[i - 1]);
    }
    return ans;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:32:21: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |     for(ll i = 1; i < ve.size(); i++)
      |                   ~~^~~~~~~~~~~

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