Submission #167860

#	Time	Username	Problem	Language	Result	Execution time	Memory
167860		stefdasca	Gap (APIO16_gap)	C++14	0 / 100	35 ms	3192 KiB

gap

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

long long v[100002];

long long findGap(int T, int N)
{
    long long ans = 0;
    if(T == 1)
    {
        int a = 1;
        int b = N;
        long long st = 0;
        long long dr = 1;
        for(int i = 1; i <= 18; ++i)
            dr = dr * 10LL;
        while(a <= b)
        {
            long long *st2;
            long long *dr2;
            MinMax(st, dr, st2, dr2);
            v[a] = *st2;
            v[b] = *dr2;
            ++a;
            --b;
            st = *st2;
            dr = *dr2;
        }
        for(int i = 1; i < N; ++i)
            ans = max(ans, v[i+1] - v[i]);
    }
	return ans;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:22:19: warning: 'st2' may be used uninitialized in this function [-Wmaybe-uninitialized]
             MinMax(st, dr, st2, dr2);
             ~~~~~~^~~~~~~~~~~~~~~~~~
gap.cpp:22:19: warning: 'dr2' may be used uninitialized in this function [-Wmaybe-uninitialized]

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