Submission #713094

#	Time	Username	Problem	Language	Result	Execution time	Memory
713094		lam	Gap (APIO16_gap)	C++14	0 / 100	26 ms	1104 KiB

gap

#include <bits/stdc++.h>
#define ll long long
#include "gap.h"
using namespace std;
const int maxn = 1e5 + 10;
int n;
ll a[maxn];
ll sub1()
{
    int l=1; int r=n;
    ll s = 0; ll t = 1e18;
    while (l<=r)
    {
        ll *mmax,*mmin;
        MinMax(s,t,mmax,mmin);
        s = (*mmax)+1; t = (*mmin)-1;
        a[l++]=*mmin;
        a[r--]=*mmax;
    }
    ll ans = 0;
    for (int i=2; i<=n; i++) ans = max(ans,a[i]-a[i-1]);
    return ans;
}

ll findGap(int T, int N)
{
    n=N;
    if (T==1) return sub1();
    else return 0;
}

Compilation message (stderr)

gap.cpp: In function 'long long int sub1()':
gap.cpp:15:15: warning: 'mmax' may be used uninitialized in this function [-Wmaybe-uninitialized]
   15 |         MinMax(s,t,mmax,mmin);
      |         ~~~~~~^~~~~~~~~~~~~~~
gap.cpp:15:15: warning: 'mmin' may be used uninitialized in this function [-Wmaybe-uninitialized]

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