Submission #82257

# Submission time Handle Problem Language Result Execution time Memory
82257 2018-10-29T16:00:34 Z Bodo171 Gap (APIO16_gap) C++14
30 / 100
67 ms 2472 KB
#include "gap.h"
#include <iostream>
#include <climits>
using namespace std;
const int nmax=100005;
long long v[nmax];
long long mx,st,dr,act,len,oldlen,inf,sup;
int n,i;
long long findGap(int T, int N)
{
    n=N;
    if(T==1)
    {
        mx=0;
        v[0]=-1;v[n+1]=1LL*1e18;
        v[n+1]++;//don't mess with 1e18
        for(i=1;i<=n/2;i++)
        {
            MinMax(v[i-1]+1,v[n-i+2]-1,&v[i],&v[n-i+1]);
        }
        if((n&1))
        {
            MinMax(v[n/2]+1,v[n/2+2]-1,&v[(n+1)/2],&sup);
        }
        for(i=1;i<n;i++)
            mx=1LL*max(mx,1LL*v[i+1]-v[i]);
        return mx;
    }
    act=-1;len=1;oldlen=1;
    bool bun=1;
    long long mare=1LL*1e18;
    MinMax(0,mare,&inf,&sup);
    long long nn=n,ans=0;
    long long def=(sup-inf)/(nn-1);
    if((sup-inf)%(nn-1))
        def++;
    act=inf;
    for(long long i=1;i<=n-1;i++)
    {
        bool ok=1;
        while(ok&&i*def<=LLONG_MAX-act&&act+1LL*(i-1)*def<sup)
        {
            ok=0;
            if(act!=-1)oldlen=len;
            MinMax(act+1,min(act+1LL*i*def,mare),&st,&dr);
            if(dr!=-1)
            {
                ans=max(st-act,ans);
                act=dr;
                ok=1;
            }
        }
    }
	return ans;
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:30:10: warning: unused variable 'bun' [-Wunused-variable]
     bool bun=1;
          ^~~
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 2 ms 460 KB Output is correct
4 Correct 2 ms 536 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 624 KB Output is correct
8 Correct 3 ms 628 KB Output is correct
9 Correct 2 ms 652 KB Output is correct
10 Correct 3 ms 656 KB Output is correct
11 Correct 3 ms 660 KB Output is correct
12 Correct 3 ms 688 KB Output is correct
13 Correct 3 ms 732 KB Output is correct
14 Correct 3 ms 760 KB Output is correct
15 Correct 3 ms 788 KB Output is correct
16 Correct 16 ms 1188 KB Output is correct
17 Correct 17 ms 1188 KB Output is correct
18 Correct 18 ms 1296 KB Output is correct
19 Correct 15 ms 1296 KB Output is correct
20 Correct 11 ms 1296 KB Output is correct
21 Correct 55 ms 2308 KB Output is correct
22 Correct 59 ms 2340 KB Output is correct
23 Correct 58 ms 2340 KB Output is correct
24 Correct 55 ms 2340 KB Output is correct
25 Correct 47 ms 2340 KB Output is correct
26 Correct 57 ms 2340 KB Output is correct
27 Correct 61 ms 2472 KB Output is correct
28 Correct 58 ms 2472 KB Output is correct
29 Correct 58 ms 2472 KB Output is correct
30 Correct 44 ms 2472 KB Output is correct
31 Correct 2 ms 2472 KB Output is correct
32 Correct 2 ms 2472 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 2472 KB Output is correct
2 Correct 2 ms 2472 KB Output is correct
3 Incorrect 3 ms 2472 KB Output isn't correct
4 Correct 2 ms 2472 KB Output is correct
5 Correct 2 ms 2472 KB Output is correct
6 Correct 2 ms 2472 KB Output is correct
7 Correct 3 ms 2472 KB Output is correct
8 Correct 2 ms 2472 KB Output is correct
9 Correct 2 ms 2472 KB Output is correct
10 Correct 3 ms 2472 KB Output is correct
11 Correct 3 ms 2472 KB Output is correct
12 Correct 3 ms 2472 KB Output is correct
13 Correct 3 ms 2472 KB Output is correct
14 Correct 3 ms 2472 KB Output is correct
15 Correct 3 ms 2472 KB Output is correct
16 Correct 11 ms 2472 KB Output is correct
17 Correct 11 ms 2472 KB Output is correct
18 Correct 11 ms 2472 KB Output is correct
19 Correct 11 ms 2472 KB Output is correct
20 Correct 8 ms 2472 KB Output is correct
21 Correct 36 ms 2472 KB Output is correct
22 Correct 36 ms 2472 KB Output is correct
23 Correct 37 ms 2472 KB Output is correct
24 Correct 36 ms 2472 KB Output is correct
25 Correct 67 ms 2472 KB Output is correct
26 Correct 36 ms 2472 KB Output is correct
27 Correct 37 ms 2472 KB Output is correct
28 Correct 42 ms 2472 KB Output is correct
29 Correct 36 ms 2472 KB Output is correct
30 Correct 26 ms 2472 KB Output is correct
31 Correct 2 ms 2472 KB Output is correct
32 Correct 3 ms 2472 KB Output is correct