Submission #1015209

# Submission time Handle Problem Language Result Execution time Memory
1015209 2024-07-06T07:33:16 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
40 ms 1896 KB
#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

long long findGap(signed t,signed n)
{
	if (t==2)
	{
		ll mn1,mx1;
		MinMax(0,(ll)1e18,&mn1,&mx1);
		ll st,mn,mx,ans=0;
		for (int i=0;i<=60;i++)
		{
			MinMax(mn1+1,mn1+(1LL<<i),&mn,&mx);
			if (mn!=-1)
			{
				ans=mn-mn1;
				st=mx;
				break;
			}
		}
		while (st<mx1)
		{
			MinMax(st+1,st+ans,&mn,&mx);
			if (mn!=-1)
				st=mx;
			else
			{
				int val=ans*2;
				while (1)
				{
					MinMax(st+1,st+val,&mn,&mx);
					if (mn!=-1)
					{
						ans=mn-st;
						st=mx;
						break;
					}
					val*=2;
				}
			}
		}
		return ans;
	}
	else
	{
		long long a[n],i=0,j=n-1,lim1=0,lim2=1e18;
		long long mn,mx;
		while (i<=j)
		{
			MinMax(lim1,lim2,&mn,&mx);
			a[i++]=mn;
			a[j--]=mx;
			lim1=mn+1;
			lim2=mx-1;
		}
		long long ans=0;
		for (int i=0;i<n-1;i++)
			ans=max(ans,a[i+1]-a[i]);
		
		return ans;
	}
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:38:10: warning: 'st' may be used uninitialized in this function [-Wmaybe-uninitialized]
   38 |       ans=mn-st;
      |       ~~~^~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 8 ms 600 KB Output is correct
17 Correct 6 ms 600 KB Output is correct
18 Correct 6 ms 600 KB Output is correct
19 Correct 6 ms 684 KB Output is correct
20 Correct 5 ms 600 KB Output is correct
21 Correct 26 ms 1844 KB Output is correct
22 Correct 24 ms 1880 KB Output is correct
23 Correct 24 ms 1880 KB Output is correct
24 Correct 25 ms 1880 KB Output is correct
25 Correct 21 ms 1880 KB Output is correct
26 Correct 25 ms 1836 KB Output is correct
27 Correct 26 ms 1880 KB Output is correct
28 Correct 26 ms 1896 KB Output is correct
29 Correct 31 ms 1804 KB Output is correct
30 Correct 21 ms 1880 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 344 KB Partially correct
2 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
3 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
4 Runtime error 1 ms 344 KB Execution failed because the return code was nonzero
5 Partially correct 0 ms 344 KB Partially correct
6 Runtime error 0 ms 392 KB Execution failed because the return code was nonzero
7 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
8 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
9 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
10 Correct 0 ms 344 KB Output is correct
11 Runtime error 1 ms 344 KB Execution failed because the return code was nonzero
12 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
13 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
14 Runtime error 1 ms 344 KB Execution failed because the return code was nonzero
15 Partially correct 1 ms 344 KB Partially correct
16 Runtime error 3 ms 600 KB Execution failed because the return code was nonzero
17 Runtime error 3 ms 492 KB Execution failed because the return code was nonzero
18 Runtime error 3 ms 432 KB Execution failed because the return code was nonzero
19 Runtime error 3 ms 600 KB Execution failed because the return code was nonzero
20 Correct 4 ms 600 KB Output is correct
21 Runtime error 12 ms 1112 KB Execution failed because the return code was nonzero
22 Runtime error 13 ms 1060 KB Execution failed because the return code was nonzero
23 Runtime error 13 ms 980 KB Execution failed because the return code was nonzero
24 Runtime error 15 ms 1112 KB Execution failed because the return code was nonzero
25 Partially correct 40 ms 1112 KB Partially correct
26 Runtime error 13 ms 1112 KB Execution failed because the return code was nonzero
27 Runtime error 13 ms 1108 KB Execution failed because the return code was nonzero
28 Runtime error 20 ms 1112 KB Execution failed because the return code was nonzero
29 Runtime error 13 ms 1208 KB Execution failed because the return code was nonzero
30 Correct 15 ms 1240 KB Output is correct
31 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
32 Correct 0 ms 344 KB Output is correct