oj.uz

Submission #73988

# Submission time Handle Problem Language Result Execution time Memory
73988 2018-08-29T13:54:58 Z renatsj The Big Prize (IOI17_prize) C++14
90 / 100
 106 ms 2112 KB 
#include<bits/stdc++.h>
#include "prize.h"
using namespace std;
int i,j,n,m,l,r,c,xl,xr,maz,rez,mas[200005][2];
vector<int> xx;
vector<int> aask(int h)
{
    if (mas[h][0]==-1&&mas[h][1]==-1)
    {
        xx=ask(h);
        mas[h][0]=xx[0];
        mas[h][1]=xx[1];
    }
    else
    {
        xx[0]=mas[h][0];
        xx[1]=mas[h][1];
    }
    return xx;
}
int find_best(int n)
{
    i=0;
    while (i<n-1)
    {
        mas[i][0]=-1;
        mas[i][1]=-1;
        i++;
    }
    l=0;
    r=n-1;
    rez=0;
    maz=0;
    while (true)
    {
        while (l<r)
        {
            c=l+(r-l)/2;
            xx=aask(c);
            xl=xx[0];
            xr=xx[1];
            if (xl+xr==0)
            {
                return c;
            }
            if (xl+xr>maz)
            {
                l=0;
                r=n-1;
                rez=0;
                maz=xl+xr;
            }
            else if (xl+xr<maz)
            {
                r=c;
            }
            else if (xl>rez)
            {
                r=c-1;
            }
            else
            {
                l=c+1;
            }
        }
        if (l<=n-1)
        {
            xx=aask(l);
            xl=xx[0];
            xr=xx[1];
        }
        if (xl+xr==0)
        {
            return l;
        }
        rez++;
        l++;
        if (l<=n-1)
        {
            xx=(aask(l));
            xl=xx[0];
            xr=xx[1];
            if (xl+xr==0)
            {
                return l;
            }
        }
        while (xl+xr<maz&&l<n-1)
        {
            l++;
            rez++;
            xx=(aask(l));
            xl=xx[0];
            xr=xx[1];
            if (xl+xr==0)
            {
                return l;
            }
        }
        if (xl+xr>maz)
        {
            maz=xl+xr;
            l=0;
            r=n-1;
            rez=0;
        }
        r=n-1;
    }
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 1832 KB Output is correct
2 Correct 4 ms 1844 KB Output is correct
3 Correct 4 ms 1880 KB Output is correct
4 Correct 5 ms 1944 KB Output is correct
5 Correct 4 ms 1956 KB Output is correct
6 Correct 3 ms 2028 KB Output is correct
7 Correct 3 ms 2092 KB Output is correct
8 Correct 6 ms 2104 KB Output is correct
9 Correct 4 ms 2104 KB Output is correct
10 Correct 5 ms 2104 KB Output is correct

Subtask #2
70.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 2104 KB Output is correct
2 Correct 5 ms 2104 KB Output is correct
3 Correct 5 ms 2104 KB Output is correct
4 Correct 6 ms 2104 KB Output is correct
5 Correct 4 ms 2104 KB Output is correct
6 Correct 4 ms 2104 KB Output is correct
7 Correct 4 ms 2104 KB Output is correct
8 Correct 5 ms 2104 KB Output is correct
9 Correct 4 ms 2108 KB Output is correct
10 Correct 4 ms 2108 KB Output is correct
11 Correct 8 ms 2108 KB Output is correct
12 Correct 5 ms 2108 KB Output is correct
13 Correct 13 ms 2108 KB Output is correct
14 Correct 6 ms 2108 KB Output is correct
15 Correct 26 ms 2108 KB Output is correct
16 Partially correct 100 ms 2108 KB Partially correct - number of queries: 6654
17 Correct 3 ms 2108 KB Output is correct
18 Partially correct 78 ms 2108 KB Partially correct - number of queries: 7793
19 Correct 4 ms 2108 KB Output is correct
20 Correct 13 ms 2108 KB Output is correct
21 Correct 25 ms 2108 KB Output is correct
22 Correct 10 ms 2108 KB Output is correct
23 Correct 4 ms 2108 KB Output is correct
24 Correct 4 ms 2108 KB Output is correct
25 Correct 74 ms 2108 KB Output is correct
26 Correct 39 ms 2108 KB Output is correct
27 Correct 7 ms 2108 KB Output is correct
28 Partially correct 40 ms 2108 KB Partially correct - number of queries: 7327
29 Partially correct 80 ms 2108 KB Partially correct - number of queries: 5583
30 Partially correct 77 ms 2108 KB Partially correct - number of queries: 7728
31 Correct 5 ms 2108 KB Output is correct
32 Correct 9 ms 2108 KB Output is correct
33 Correct 2 ms 2108 KB Output is correct
34 Correct 41 ms 2108 KB Output is correct
35 Correct 8 ms 2108 KB Output is correct
36 Correct 24 ms 2108 KB Output is correct
37 Correct 6 ms 2108 KB Output is correct
38 Correct 4 ms 2108 KB Output is correct
39 Correct 54 ms 2112 KB Output is correct
40 Partially correct 91 ms 2112 KB Partially correct - number of queries: 6613
41 Correct 73 ms 2112 KB Output is correct
42 Correct 82 ms 2112 KB Output is correct
43 Correct 38 ms 2112 KB Output is correct
44 Correct 32 ms 2112 KB Output is correct
45 Correct 32 ms 2112 KB Output is correct
46 Correct 4 ms 2112 KB Output is correct
47 Correct 46 ms 2112 KB Output is correct
48 Partially correct 87 ms 2112 KB Partially correct - number of queries: 5782
49 Correct 18 ms 2112 KB Output is correct
50 Partially correct 106 ms 2112 KB Partially correct - number of queries: 7793
51 Correct 38 ms 2112 KB Output is correct
52 Correct 6 ms 2112 KB Output is correct
53 Correct 7 ms 2112 KB Output is correct
54 Correct 46 ms 2112 KB Output is correct
55 Correct 5 ms 2112 KB Output is correct
56 Partially correct 97 ms 2112 KB Partially correct - number of queries: 7791
57 Partially correct 49 ms 2112 KB Partially correct - number of queries: 5682
58 Partially correct 64 ms 2112 KB Partially correct - number of queries: 5765
59 Correct 57 ms 2112 KB Output is correct
60 Correct 51 ms 2112 KB Output is correct
61 Correct 5 ms 2112 KB Output is correct
62 Correct 6 ms 2112 KB Output is correct
63 Correct 5 ms 2112 KB Output is correct
64 Correct 6 ms 2112 KB Output is correct
65 Correct 4 ms 2112 KB Output is correct
66 Correct 9 ms 2112 KB Output is correct
67 Correct 4 ms 2112 KB Output is correct
68 Correct 10 ms 2112 KB Output is correct
69 Correct 20 ms 2112 KB Output is correct
70 Correct 4 ms 2112 KB Output is correct
71 Partially correct 91 ms 2112 KB Partially correct - number of queries: 7752
72 Correct 8 ms 2112 KB Output is correct
73 Partially correct 105 ms 2112 KB Partially correct - number of queries: 7667
74 Partially correct 73 ms 2112 KB Partially correct - number of queries: 7709
75 Correct 5 ms 2112 KB Output is correct
76 Partially correct 104 ms 2112 KB Partially correct - number of queries: 6621
77 Partially correct 71 ms 2112 KB Partially correct - number of queries: 7824
78 Correct 10 ms 2112 KB Output is correct
79 Correct 32 ms 2112 KB Output is correct
80 Partially correct 81 ms 2112 KB Partially correct - number of queries: 7835
81 Partially correct 79 ms 2112 KB Partially correct - number of queries: 7832
82 Partially correct 85 ms 2112 KB Partially correct - number of queries: 7764
83 Correct 6 ms 2112 KB Output is correct
84 Partially correct 31 ms 2112 KB Partially correct - number of queries: 6385
85 Partially correct 56 ms 2112 KB Partially correct - number of queries: 7815
86 Partially correct 56 ms 2112 KB Partially correct - number of queries: 6234
87 Correct 15 ms 2112 KB Output is correct
88 Partially correct 56 ms 2112 KB Partially correct - number of queries: 5997
89 Partially correct 103 ms 2112 KB Partially correct - number of queries: 6188
90 Correct 11 ms 2112 KB Output is correct
91 Correct 21 ms 2112 KB Output is correct
92 Partially correct 91 ms 2112 KB Partially correct - number of queries: 5657
93 Correct 8 ms 2112 KB Output is correct
94 Correct 9 ms 2112 KB Output is correct
95 Correct 6 ms 2112 KB Output is correct
96 Correct 9 ms 2112 KB Output is correct
97 Correct 5 ms 2112 KB Output is correct