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Submission #99939

# Submission time Handle Problem Language Result Execution time Memory
99939 2019-03-08T20:23:30 Z TadijaSebez Gap (APIO16_gap) C++11
30 / 100
 65 ms 2448 KB 
#include "gap.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const ll lim=1e18;
ll findGap(int T, int N)
{
	if(T==1)
	{
		ll a,b,c=-1,d=-1;
		ll l=0,r=lim,ans=0;
		vector<ll> v;
		while(l<=r && v.size()<N)
		{
			MinMax(l,r,&a,&b);
			if(a!=-1) v.push_back(a);
			if(b!=a) v.push_back(b);
			l=a+1;r=b-1;
		}
		sort(v.begin(),v.end());
		for(int i=1;i<v.size();i++) ans=max(ans,v[i]-v[i-1]);
		return ans;
	}
	else
	{
		ll l,r;
		MinMax(0,lim,&l,&r);
		ll block=(r-l+1+N-2)/(N-1);
		ll last=-1,ans=0;
		for(int i=1;i<=N-1;i++)
		{
			ll a,b;
			MinMax(l+block*(i-1),min(l+block*i-1,lim),&a,&b);
			if(last!=-1 && a!=-1) ans=max(ans,a-last);
			if(b!=-1) last=b;
		}
		return ans;
	}
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:13:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(l<=r && v.size()<N)
                 ~~~~~~~~^~
gap.cpp:21:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=1;i<v.size();i++) ans=max(ans,v[i]-v[i-1]);
               ~^~~~~~~~~
gap.cpp:10:10: warning: unused variable 'c' [-Wunused-variable]
   ll a,b,c=-1,d=-1;
          ^
gap.cpp:10:15: warning: unused variable 'd' [-Wunused-variable]
   ll a,b,c=-1,d=-1;
               ^

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 20 ms 896 KB Output is correct
17 Correct 14 ms 996 KB Output is correct
18 Correct 14 ms 896 KB Output is correct
19 Correct 14 ms 896 KB Output is correct
20 Correct 10 ms 1024 KB Output is correct
21 Correct 50 ms 2416 KB Output is correct
22 Correct 50 ms 2288 KB Output is correct
23 Correct 55 ms 2288 KB Output is correct
24 Correct 55 ms 2288 KB Output is correct
25 Correct 48 ms 2448 KB Output is correct
26 Correct 54 ms 2344 KB Output is correct
27 Correct 52 ms 2288 KB Output is correct
28 Correct 60 ms 2288 KB Output is correct
29 Correct 54 ms 2320 KB Output is correct
30 Correct 41 ms 2288 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct

Subtask #2
0 / 70.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 17 ms 512 KB Output is correct
17 Correct 17 ms 512 KB Output is correct
18 Correct 15 ms 512 KB Output is correct
19 Correct 16 ms 512 KB Output is correct
20 Correct 8 ms 512 KB Output is correct
21 Correct 60 ms 1276 KB Output is correct
22 Correct 64 ms 1076 KB Output is correct
23 Correct 58 ms 1144 KB Output is correct
24 Correct 64 ms 1152 KB Output is correct
25 Correct 60 ms 1272 KB Output is correct
26 Correct 64 ms 1144 KB Output is correct
27 Correct 65 ms 1144 KB Output is correct
28 Correct 62 ms 1144 KB Output is correct
29 Correct 63 ms 1116 KB Output is correct
30 Correct 33 ms 1152 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct