Submission #1015208

# Submission time Handle Problem Language Result Execution time Memory
1015208 2024-07-06T07:32:19 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
2000 ms 2248 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 1 ms 344 KB Output is correct
7 Correct 1 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 1 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 5 ms 600 KB Output is correct
17 Correct 9 ms 600 KB Output is correct
18 Correct 6 ms 600 KB Output is correct
19 Correct 6 ms 692 KB Output is correct
20 Correct 5 ms 600 KB Output is correct
21 Correct 25 ms 1992 KB Output is correct
22 Correct 25 ms 1880 KB Output is correct
23 Correct 25 ms 1880 KB Output is correct
24 Correct 26 ms 1880 KB Output is correct
25 Correct 22 ms 2248 KB Output is correct
26 Correct 23 ms 1880 KB Output is correct
27 Correct 26 ms 1880 KB Output is correct
28 Correct 36 ms 1872 KB Output is correct
29 Correct 26 ms 1984 KB Output is correct
30 Correct 19 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 1 ms 344 KB Partially correct
2 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
3 Execution timed out 3088 ms 344 KB Time limit exceeded
4 Runtime error 0 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 344 KB Execution failed because the return code was nonzero
7 Execution timed out 3021 ms 344 KB Time limit exceeded
8 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
9 Execution timed out 3098 ms 344 KB Time limit exceeded
10 Execution timed out 3024 ms 344 KB Time limit exceeded
11 Execution timed out 3101 ms 344 KB Time limit exceeded
12 Execution timed out 3019 ms 344 KB Time limit exceeded
13 Runtime error 1 ms 344 KB Execution failed because the return code was nonzero
14 Execution timed out 3096 ms 344 KB Time limit exceeded
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 600 KB Execution failed because the return code was nonzero
18 Runtime error 6 ms 600 KB Execution failed because the return code was nonzero
19 Runtime error 3 ms 432 KB Execution failed because the return code was nonzero
20 Execution timed out 3085 ms 600 KB Time limit exceeded
21 Execution timed out 3099 ms 1112 KB Time limit exceeded
22 Execution timed out 3031 ms 1112 KB Time limit exceeded
23 Execution timed out 3092 ms 1108 KB Time limit exceeded
24 Runtime error 24 ms 1112 KB Execution failed because the return code was nonzero
25 Partially correct 32 ms 1112 KB Partially correct
26 Runtime error 12 ms 1112 KB Execution failed because the return code was nonzero
27 Runtime error 12 ms 1112 KB Execution failed because the return code was nonzero
28 Execution timed out 3062 ms 1112 KB Time limit exceeded
29 Runtime error 13 ms 1036 KB Execution failed because the return code was nonzero
30 Execution timed out 3091 ms 1072 KB Time limit exceeded
31 Execution timed out 3025 ms 344 KB Time limit exceeded
32 Correct 0 ms 344 KB Output is correct