oj.uz

Submission #100792

# Submission time Handle Problem Language Result Execution time Memory
100792 2019-03-14T13:16:04 Z Bodo171 The Big Prize (IOI17_prize) C++14
90 / 100
 80 ms 5372 KB 
#include "prize.h"
#include <fstream>
#include <vector>
#include <iostream>
#include <cmath>
using namespace std;
const int nmax=200005;
const int prdf=500;//modifici dupa asta
int lg[nmax];
int spec[nmax],norm[nmax];
int mx,nr,i,gasit;
vector<int> v[nmax];
int cate_st(int poz)
{
    if(v[poz].empty()) v[poz]=ask(poz);
    return v[poz][0];
}
int cate(int poz)
{
    if(v[poz].empty()) v[poz]=ask(poz);
    if(!(v[poz][0]+v[poz][1])) gasit=1;
    return (v[poz][0]+v[poz][1]);
}
int cate_dr(int poz)
{
    return (cate(poz)-cate_st(poz));
}
int n;
void solve(int st,int dr)
{
    if(st>dr) return;
    if(gasit) return;
    if(cate(st)!=cate(dr))
    {
        if(cate(st)<cate(dr))
        {
            spec[++nr]=st;
            solve(st+1,dr);
            return;
        }
        spec[++nr]=dr;
        solve(st,dr-1);
        return;
    }
    if(cate_st(st)+cate_dr(dr)==cate(st)) return;
    int m=(st+dr)/2;
    solve(st,m);
    if(cate(m)==cate(dr)&&cate_st(m)+cate_dr(dr)==cate(m)) return;
    solve(m+1,dr);
}
int find_best(int N) {
    n=N;
    for(i=0;i<min(prdf,n);i++)
    {
        v[i]=ask(i);
        if(v[i][0]+v[i][1]>mx)
            mx=v[i][0]+v[i][1];
    }
    spec[0]=-1;
    for(i=0;i<min(prdf,n);i++)
    {
        if(v[i][0]+v[i][1]!=mx)
            {
                ++nr;norm[i]=nr;spec[nr]=i;
                if(!cate(i)) return i;
            }

    }
    solve(prdf,n-1);
    for(i=1;i<=mx;i++)
        if(cate(spec[i])==0)
           return spec[i];
	return 0;
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:70:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(i=1;i<=mx;i++)
     ^~~
prize.cpp:73:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  return 0;
  ^~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5112 KB Output is correct
2 Correct 11 ms 4864 KB Output is correct
3 Correct 13 ms 5020 KB Output is correct
4 Correct 11 ms 4992 KB Output is correct
5 Correct 10 ms 4992 KB Output is correct
6 Correct 10 ms 5112 KB Output is correct
7 Correct 9 ms 5024 KB Output is correct
8 Correct 8 ms 5128 KB Output is correct
9 Correct 12 ms 4992 KB Output is correct
10 Correct 10 ms 5120 KB Output is correct

Subtask #2
70.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 5112 KB Output is correct
2 Correct 13 ms 5120 KB Output is correct
3 Correct 10 ms 5112 KB Output is correct
4 Correct 11 ms 5112 KB Output is correct
5 Correct 14 ms 4992 KB Output is correct
6 Correct 11 ms 4992 KB Output is correct
7 Correct 11 ms 4992 KB Output is correct
8 Correct 12 ms 5096 KB Output is correct
9 Correct 12 ms 4992 KB Output is correct
10 Correct 12 ms 4992 KB Output is correct
11 Correct 13 ms 4992 KB Output is correct
12 Correct 8 ms 5048 KB Output is correct
13 Correct 15 ms 5048 KB Output is correct
14 Correct 15 ms 4992 KB Output is correct
15 Correct 14 ms 5032 KB Output is correct
16 Partially correct 47 ms 5232 KB Partially correct - number of queries: 5528
17 Correct 13 ms 5032 KB Output is correct
18 Partially correct 59 ms 5220 KB Partially correct - number of queries: 6605
19 Correct 11 ms 5112 KB Output is correct
20 Correct 18 ms 4992 KB Output is correct
21 Correct 28 ms 5160 KB Output is correct
22 Correct 15 ms 5120 KB Output is correct
23 Correct 9 ms 5128 KB Output is correct
24 Correct 12 ms 5112 KB Output is correct
25 Correct 35 ms 5112 KB Output is correct
26 Correct 23 ms 5208 KB Output is correct
27 Correct 12 ms 5112 KB Output is correct
28 Partially correct 31 ms 5304 KB Partially correct - number of queries: 5825
29 Correct 40 ms 5116 KB Output is correct
30 Partially correct 47 ms 5336 KB Partially correct - number of queries: 6588
31 Correct 9 ms 5048 KB Output is correct
32 Correct 18 ms 5032 KB Output is correct
33 Correct 8 ms 4992 KB Output is correct
34 Correct 20 ms 5096 KB Output is correct
35 Correct 15 ms 5156 KB Output is correct
36 Correct 14 ms 5072 KB Output is correct
37 Correct 9 ms 5044 KB Output is correct
38 Correct 10 ms 5128 KB Output is correct
39 Correct 31 ms 5116 KB Output is correct
40 Partially correct 53 ms 5112 KB Partially correct - number of queries: 5804
41 Correct 32 ms 5060 KB Output is correct
42 Correct 38 ms 5140 KB Output is correct
43 Correct 39 ms 5116 KB Output is correct
44 Correct 24 ms 5112 KB Output is correct
45 Correct 15 ms 5092 KB Output is correct
46 Correct 14 ms 5012 KB Output is correct
47 Correct 30 ms 5160 KB Output is correct
48 Correct 48 ms 5184 KB Output is correct
49 Correct 15 ms 4992 KB Output is correct
50 Partially correct 34 ms 5236 KB Partially correct - number of queries: 6603
51 Correct 31 ms 5116 KB Output is correct
52 Correct 9 ms 5048 KB Output is correct
53 Correct 12 ms 5120 KB Output is correct
54 Correct 34 ms 4992 KB Output is correct
55 Correct 10 ms 5108 KB Output is correct
56 Partially correct 35 ms 5224 KB Partially correct - number of queries: 6557
57 Correct 35 ms 5260 KB Output is correct
58 Correct 27 ms 5168 KB Output is correct
59 Correct 39 ms 5124 KB Output is correct
60 Correct 34 ms 5112 KB Output is correct
61 Correct 9 ms 5140 KB Output is correct
62 Correct 8 ms 5128 KB Output is correct
63 Correct 9 ms 5044 KB Output is correct
64 Correct 12 ms 5112 KB Output is correct
65 Correct 9 ms 5128 KB Output is correct
66 Correct 13 ms 4992 KB Output is correct
67 Correct 13 ms 4992 KB Output is correct
68 Correct 10 ms 5016 KB Output is correct
69 Correct 13 ms 4992 KB Output is correct
70 Correct 15 ms 5112 KB Output is correct
71 Partially correct 65 ms 5292 KB Partially correct - number of queries: 8604
72 Correct 19 ms 4992 KB Output is correct
73 Partially correct 63 ms 5288 KB Partially correct - number of queries: 8499
74 Partially correct 79 ms 5284 KB Partially correct - number of queries: 8544
75 Correct 14 ms 4992 KB Output is correct
76 Partially correct 56 ms 5160 KB Partially correct - number of queries: 7524
77 Partially correct 80 ms 5372 KB Partially correct - number of queries: 7750
78 Correct 13 ms 5028 KB Output is correct
79 Correct 37 ms 5116 KB Output is correct
80 Partially correct 63 ms 5368 KB Partially correct - number of queries: 7806
81 Partially correct 39 ms 5248 KB Partially correct - number of queries: 7814
82 Partially correct 65 ms 5200 KB Partially correct - number of queries: 7716
83 Correct 13 ms 5120 KB Output is correct
84 Partially correct 50 ms 5296 KB Partially correct - number of queries: 6558
85 Partially correct 55 ms 5344 KB Partially correct - number of queries: 7789
86 Correct 11 ms 4992 KB Output is correct
87 Correct 14 ms 5120 KB Output is correct
88 Correct 9 ms 5128 KB Output is correct
89 Correct 12 ms 4992 KB Output is correct
90 Correct 12 ms 4992 KB Output is correct
91 Correct 12 ms 5024 KB Output is correct
92 Correct 13 ms 5112 KB Output is correct
93 Correct 13 ms 5120 KB Output is correct
94 Correct 13 ms 4992 KB Output is correct
95 Correct 15 ms 5064 KB Output is correct
96 Correct 12 ms 4992 KB Output is correct
97 Correct 12 ms 5148 KB Output is correct