Submission #668302

#	Time	Username	Problem	Language	Result	Execution time	Memory
668302		danikoynov	Gap (APIO16_gap)	C++14	30 / 100	63 ms	5784 KiB

gap

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

long long findGap(int T, int N)
{
    ll inf = 1e18;
    ll lf = 0, rf = 1e18, mn, mx;
    MinMax(0, inf, &mn, &mx);
   set < ll > st;
   st.insert(mn);
   st.insert(mx);
   int nn = 2;
   while(nn < N)
    {
        ll lf = mn + 1;
        ll rf = mx - 1;
        MinMax(lf, rf, &mn, &mx);
        st.insert(mn);
        st.insert(mx);
        nn += 2;
    }

    ll ans = 0;
    ll last = -1;
    for (auto it : st)
    {
        if (last != -1)
            ans = max(ans, it - last);
        last = it;
    }
    return ans;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:10:8: warning: unused variable 'lf' [-Wunused-variable]
   10 |     ll lf = 0, rf = 1e18, mn, mx;
      |        ^~
gap.cpp:10:16: warning: unused variable 'rf' [-Wunused-variable]
   10 |     ll lf = 0, rf = 1e18, mn, mx;
      |                ^~

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