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Submission #90020

# Submission time Handle Problem Language Result Execution time Memory
90020 2018-12-19T17:39:10 Z nikolapesic2802 The Big Prize (IOI17_prize) C++14
100 / 100
 65 ms 10584 KB 
#include <bits/stdc++.h>
#include "prize.h"
using namespace std;

const int N=2e5+5;
map<int,vector<int> > mapa[N];
int sol=-1;
void solve(int l,int r)
{
    if(sol!=-1||l>r)
        return;
    int m=(l+r)>>1;
    vector<int> cur=ask(m);
    int sum=cur[0]+cur[1];
    if(sum==0)
    {
        sol=m;
        return;
    }
    int left=1,right=1;

    auto it=mapa[sum].upper_bound(m);
    /*if(it!=mapa[sum].begin()&&mapa[sum].size())
    {
        it--;
        if((*it).second[1]==cur[1])
            left=0;
        it++;
    }
    if(it!=mapa[sum].end())
    {
        if((*it).second[0]==cur[0])
            right=0;
    }*/
    if(it!=mapa[sum].end())
    {
        if((*it).second[0]==cur[0])
            right=0;
    }
    if(it!=mapa[sum].begin())
        it--;
    if(it!=mapa[sum].begin())
    {
        if((*it).second[1]==cur[1])
            left=0;
    }
    mapa[sum][m]=cur;
    if(left)
        solve(l,m-1);
    if(right)
        solve(m+1,r);
}
int find_best(int n) {
    solve(0,n-1);
    return sol;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9732 KB Output is correct
2 Correct 12 ms 9884 KB Output is correct
3 Correct 11 ms 9884 KB Output is correct
4 Correct 12 ms 9884 KB Output is correct
5 Correct 11 ms 10076 KB Output is correct
6 Correct 11 ms 10076 KB Output is correct
7 Correct 11 ms 10076 KB Output is correct
8 Correct 12 ms 10076 KB Output is correct
9 Correct 11 ms 10076 KB Output is correct
10 Correct 11 ms 10076 KB Output is correct

Subtask #2
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 10076 KB Output is correct
2 Correct 10 ms 10076 KB Output is correct
3 Correct 10 ms 10076 KB Output is correct
4 Correct 10 ms 10076 KB Output is correct
5 Correct 10 ms 10076 KB Output is correct
6 Correct 10 ms 10076 KB Output is correct
7 Correct 11 ms 10076 KB Output is correct
8 Correct 11 ms 10076 KB Output is correct
9 Correct 12 ms 10076 KB Output is correct
10 Correct 11 ms 10076 KB Output is correct
11 Correct 13 ms 10076 KB Output is correct
12 Correct 12 ms 10076 KB Output is correct
13 Correct 14 ms 10076 KB Output is correct
14 Correct 12 ms 10076 KB Output is correct
15 Correct 15 ms 10228 KB Output is correct
16 Correct 48 ms 10376 KB Output is correct
17 Correct 11 ms 10376 KB Output is correct
18 Correct 55 ms 10444 KB Output is correct
19 Correct 10 ms 10444 KB Output is correct
20 Correct 15 ms 10444 KB Output is correct
21 Correct 31 ms 10444 KB Output is correct
22 Correct 18 ms 10444 KB Output is correct
23 Correct 12 ms 10444 KB Output is correct
24 Correct 10 ms 10444 KB Output is correct
25 Correct 38 ms 10444 KB Output is correct
26 Correct 21 ms 10444 KB Output is correct
27 Correct 10 ms 10444 KB Output is correct
28 Correct 53 ms 10444 KB Output is correct
29 Correct 46 ms 10444 KB Output is correct
30 Correct 65 ms 10572 KB Output is correct
31 Correct 11 ms 10572 KB Output is correct
32 Correct 15 ms 10572 KB Output is correct
33 Correct 10 ms 10572 KB Output is correct
34 Correct 24 ms 10572 KB Output is correct
35 Correct 13 ms 10572 KB Output is correct
36 Correct 21 ms 10572 KB Output is correct
37 Correct 12 ms 10572 KB Output is correct
38 Correct 12 ms 10572 KB Output is correct
39 Correct 31 ms 10572 KB Output is correct
40 Correct 43 ms 10572 KB Output is correct
41 Correct 32 ms 10572 KB Output is correct
42 Correct 24 ms 10572 KB Output is correct
43 Correct 36 ms 10572 KB Output is correct
44 Correct 31 ms 10572 KB Output is correct
45 Correct 28 ms 10572 KB Output is correct
46 Correct 12 ms 10572 KB Output is correct
47 Correct 22 ms 10572 KB Output is correct
48 Correct 27 ms 10572 KB Output is correct
49 Correct 12 ms 10572 KB Output is correct
50 Correct 47 ms 10572 KB Output is correct
51 Correct 30 ms 10572 KB Output is correct
52 Correct 12 ms 10572 KB Output is correct
53 Correct 12 ms 10572 KB Output is correct
54 Correct 20 ms 10572 KB Output is correct
55 Correct 11 ms 10572 KB Output is correct
56 Correct 55 ms 10572 KB Output is correct
57 Correct 46 ms 10572 KB Output is correct
58 Correct 46 ms 10572 KB Output is correct
59 Correct 31 ms 10572 KB Output is correct
60 Correct 38 ms 10572 KB Output is correct
61 Correct 12 ms 10572 KB Output is correct
62 Correct 12 ms 10572 KB Output is correct
63 Correct 12 ms 10572 KB Output is correct
64 Correct 12 ms 10572 KB Output is correct
65 Correct 12 ms 10572 KB Output is correct
66 Correct 12 ms 10572 KB Output is correct
67 Correct 12 ms 10572 KB Output is correct
68 Correct 12 ms 10572 KB Output is correct
69 Correct 12 ms 10572 KB Output is correct
70 Correct 11 ms 10572 KB Output is correct
71 Correct 52 ms 10572 KB Output is correct
72 Correct 16 ms 10572 KB Output is correct
73 Correct 58 ms 10572 KB Output is correct
74 Correct 58 ms 10572 KB Output is correct
75 Correct 10 ms 10572 KB Output is correct
76 Correct 29 ms 10572 KB Output is correct
77 Correct 39 ms 10580 KB Output is correct
78 Correct 14 ms 10580 KB Output is correct
79 Correct 34 ms 10580 KB Output is correct
80 Correct 39 ms 10580 KB Output is correct
81 Correct 64 ms 10580 KB Output is correct
82 Correct 50 ms 10580 KB Output is correct
83 Correct 11 ms 10580 KB Output is correct
84 Correct 48 ms 10580 KB Output is correct
85 Correct 35 ms 10584 KB Output is correct
86 Correct 19 ms 10584 KB Output is correct
87 Correct 14 ms 10584 KB Output is correct
88 Correct 18 ms 10584 KB Output is correct
89 Correct 16 ms 10584 KB Output is correct
90 Correct 12 ms 10584 KB Output is correct
91 Correct 14 ms 10584 KB Output is correct
92 Correct 11 ms 10584 KB Output is correct
93 Correct 15 ms 10584 KB Output is correct
94 Correct 14 ms 10584 KB Output is correct
95 Correct 15 ms 10584 KB Output is correct
96 Correct 13 ms 10584 KB Output is correct
97 Correct 10 ms 10584 KB Output is correct