Submission #304749

#	Time	Username	Problem	Language	Result	Execution time	Memory
304749		rocks03	Gap (APIO16_gap)	C++14	0 / 100	37 ms	1172 KiB

gap

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

void MinMax(long long s, long long t, long long *mn, long long *mx);

long long findGap(int T, int N){
	if(T == 1){
        ll l = 0, r = LLONG_MAX;
        ll arr[N];
        for(int i = 0, j = N-1; i <= j; i++, j--){
            ll *mn, *mx;
            MinMax(l, r, mn, mx);
            arr[i] = *mn, arr[j] = *mx;
            l = arr[i] + 1, r = arr[j] - 1;
        }
        ll ans = 0;
        for(int i = 1; i < N; i++){
            ans = max(ans, arr[i] - arr[i-1]);
        }
        return ans;
	}
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type]
   23 | }
      | ^
gap.cpp:13:19: warning: 'mn' may be used uninitialized in this function [-Wmaybe-uninitialized]
   13 |             MinMax(l, r, mn, mx);
      |             ~~~~~~^~~~~~~~~~~~~~
gap.cpp:13:19: warning: 'mx' may be used uninitialized in this function [-Wmaybe-uninitialized]

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