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Submission #63606

# Submission time Handle Problem Language Result Execution time Memory
63606 2018-08-02T09:05:28 Z MKopchev The Big Prize (IOI17_prize) C++14
100 / 100
 57 ms 580 KB 
#include<bits/stdc++.h>
#include "prize.h"
using namespace std;
int test(vector<int> q)
{
    if(q[0]==0&&q[1]==0)return 1;
    return 0;
}
vector<int> arr;
int ans;
void solve(int l,vector<int> arr_l,int r,vector<int> arr_r)
{
    if(r-l<=1)return;
    if(arr_l==arr_r)return;
    if(ans!=-1)return;
    int av=(l+r)/2;
    vector<int> arr_av=ask(av);
    if(test(arr_av))
    {
        ans=av;
        return;
    }
    if(arr_l[0]+arr_l[1]==arr_r[0]+arr_r[1])
    {
        if(arr_av[0]+arr_av[1]<arr_l[0]+arr_l[1]&&arr_l[0]==arr_r[0]-1)return;
    }
    if(rand()%2)
    {
    solve(l,arr_l,av,arr_av);
    solve(av,arr_av,r,arr_r);
    }
    else
    {
    solve(av,arr_av,r,arr_r);
    solve(l,arr_l,av,arr_av);
    }
}
int find_best(int n)
{
    srand(time(0));
    vector<int> l=ask(0);
    if(test(l))return 0;
    vector<int> r=ask(n-1);
    if(test(r))return n-1;
    ans=-1;
    solve(0,l,n-1,r);
    return ans;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 248 KB Output is correct
2 Correct 3 ms 308 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 480 KB Output is correct
5 Correct 2 ms 496 KB Output is correct
6 Correct 2 ms 524 KB Output is correct
7 Correct 3 ms 524 KB Output is correct
8 Correct 4 ms 524 KB Output is correct
9 Correct 3 ms 524 KB Output is correct
10 Correct 2 ms 544 KB Output is correct

Subtask #2
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 544 KB Output is correct
2 Correct 3 ms 544 KB Output is correct
3 Correct 2 ms 544 KB Output is correct
4 Correct 2 ms 544 KB Output is correct
5 Correct 3 ms 572 KB Output is correct
6 Correct 2 ms 572 KB Output is correct
7 Correct 4 ms 572 KB Output is correct
8 Correct 2 ms 572 KB Output is correct
9 Correct 2 ms 572 KB Output is correct
10 Correct 2 ms 572 KB Output is correct
11 Correct 2 ms 572 KB Output is correct
12 Correct 5 ms 572 KB Output is correct
13 Correct 8 ms 572 KB Output is correct
14 Correct 8 ms 572 KB Output is correct
15 Correct 25 ms 572 KB Output is correct
16 Correct 34 ms 572 KB Output is correct
17 Correct 28 ms 572 KB Output is correct
18 Correct 34 ms 572 KB Output is correct
19 Correct 49 ms 572 KB Output is correct
20 Correct 18 ms 572 KB Output is correct
21 Correct 39 ms 572 KB Output is correct
22 Correct 17 ms 572 KB Output is correct
23 Correct 3 ms 572 KB Output is correct
24 Correct 7 ms 572 KB Output is correct
25 Correct 30 ms 572 KB Output is correct
26 Correct 21 ms 572 KB Output is correct
27 Correct 4 ms 572 KB Output is correct
28 Correct 35 ms 572 KB Output is correct
29 Correct 21 ms 572 KB Output is correct
30 Correct 29 ms 572 KB Output is correct
31 Correct 11 ms 572 KB Output is correct
32 Correct 13 ms 580 KB Output is correct
33 Correct 3 ms 580 KB Output is correct
34 Correct 11 ms 580 KB Output is correct
35 Correct 5 ms 580 KB Output is correct
36 Correct 19 ms 580 KB Output is correct
37 Correct 3 ms 580 KB Output is correct
38 Correct 3 ms 580 KB Output is correct
39 Correct 5 ms 580 KB Output is correct
40 Correct 27 ms 580 KB Output is correct
41 Correct 25 ms 580 KB Output is correct
42 Correct 30 ms 580 KB Output is correct
43 Correct 38 ms 580 KB Output is correct
44 Correct 20 ms 580 KB Output is correct
45 Correct 18 ms 580 KB Output is correct
46 Correct 2 ms 580 KB Output is correct
47 Correct 14 ms 580 KB Output is correct
48 Correct 27 ms 580 KB Output is correct
49 Correct 7 ms 580 KB Output is correct
50 Correct 14 ms 580 KB Output is correct
51 Correct 44 ms 580 KB Output is correct
52 Correct 41 ms 580 KB Output is correct
53 Correct 2 ms 580 KB Output is correct
54 Correct 57 ms 580 KB Output is correct
55 Correct 13 ms 580 KB Output is correct
56 Correct 23 ms 580 KB Output is correct
57 Correct 30 ms 580 KB Output is correct
58 Correct 17 ms 580 KB Output is correct
59 Correct 53 ms 580 KB Output is correct
60 Correct 18 ms 580 KB Output is correct
61 Correct 3 ms 580 KB Output is correct
62 Correct 4 ms 580 KB Output is correct
63 Correct 3 ms 580 KB Output is correct
64 Correct 3 ms 580 KB Output is correct
65 Correct 3 ms 580 KB Output is correct
66 Correct 3 ms 580 KB Output is correct
67 Correct 3 ms 580 KB Output is correct
68 Correct 3 ms 580 KB Output is correct
69 Correct 2 ms 580 KB Output is correct
70 Correct 3 ms 580 KB Output is correct
71 Correct 51 ms 580 KB Output is correct
72 Correct 7 ms 580 KB Output is correct
73 Correct 55 ms 580 KB Output is correct
74 Correct 43 ms 580 KB Output is correct
75 Correct 4 ms 580 KB Output is correct
76 Correct 39 ms 580 KB Output is correct
77 Correct 46 ms 580 KB Output is correct
78 Correct 4 ms 580 KB Output is correct
79 Correct 23 ms 580 KB Output is correct
80 Correct 33 ms 580 KB Output is correct
81 Correct 43 ms 580 KB Output is correct
82 Correct 53 ms 580 KB Output is correct
83 Correct 3 ms 580 KB Output is correct
84 Correct 34 ms 580 KB Output is correct
85 Correct 31 ms 580 KB Output is correct
86 Correct 3 ms 580 KB Output is correct
87 Correct 4 ms 580 KB Output is correct
88 Correct 3 ms 580 KB Output is correct
89 Correct 3 ms 580 KB Output is correct
90 Correct 2 ms 580 KB Output is correct
91 Correct 4 ms 580 KB Output is correct
92 Correct 3 ms 580 KB Output is correct
93 Correct 7 ms 580 KB Output is correct
94 Correct 6 ms 580 KB Output is correct
95 Correct 6 ms 580 KB Output is correct
96 Correct 4 ms 580 KB Output is correct
97 Correct 2 ms 580 KB Output is correct