Submission #81059

# Submission time Handle Problem Language Result Execution time Memory
81059 2018-10-23T16:01:48 Z faustaadp The Big Prize (IOI17_prize) C++17
99.95 / 100
128 ms 6648 KB
#include "prize.h"
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
int L,R,j,b[202020],C,nx,ma;
vector<int> d[202020];
int find_best(int n) {
    vector<pair<int,vector<int> > > v;
	for(int i = 0; i < n; i++)
    {
        L=i+1;
        R=n-1;
        vector<int> res;
        if(b[i]==1)res=d[i];
        else res=ask(i);
        b[i]=1;
        d[i]=res;
        ma=max(ma,res[0]+res[1]);
        if(res[0] + res[1] == 0)return i;
        if(res[0]+res[1]<ma)continue;
        for(j=0;j<v.size();j++)
            if(v[j].se==res)
                L=v[j].fi+1;
        for(j=0;j<v.size();j++)
            if(v[j].se!=res&&v[j].fi>i)
            {
                R=v[j].fi;
                break;
            }
        nx=L;
        while(L<R)
        {
            C=(L+R)/2;
            vector<int> temp;
            if(b[C])temp=d[C];
            else    temp=ask(C);
            v.pb(mp(C,temp));
            b[C]=1;
            d[C]=temp;
            ma=max(ma,temp[0]+temp[1]);
            if(temp==res)
            {
                nx=C;
                L=C+1;
            }
            else
                R=C-1;
        }
        sort(v.begin(),v.end());
        i=nx;
	}
	return 0;
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:25:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<v.size();j++)
                 ~^~~~~~~~~
prize.cpp:28:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<v.size();j++)
                 ~^~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 6 ms 5156 KB Output is correct
2 Correct 6 ms 5192 KB Output is correct
3 Correct 7 ms 5268 KB Output is correct
4 Correct 6 ms 5268 KB Output is correct
5 Correct 6 ms 5268 KB Output is correct
6 Correct 6 ms 5268 KB Output is correct
7 Correct 6 ms 5268 KB Output is correct
8 Correct 6 ms 5268 KB Output is correct
9 Correct 6 ms 5268 KB Output is correct
10 Correct 6 ms 5268 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 7 ms 5268 KB Output is correct
2 Correct 7 ms 5284 KB Output is correct
3 Correct 6 ms 5284 KB Output is correct
4 Correct 6 ms 5284 KB Output is correct
5 Correct 7 ms 5408 KB Output is correct
6 Correct 7 ms 5408 KB Output is correct
7 Correct 6 ms 5408 KB Output is correct
8 Correct 7 ms 5408 KB Output is correct
9 Correct 6 ms 5408 KB Output is correct
10 Correct 7 ms 5408 KB Output is correct
11 Correct 10 ms 5432 KB Output is correct
12 Correct 8 ms 5432 KB Output is correct
13 Correct 14 ms 5816 KB Output is correct
14 Correct 8 ms 5816 KB Output is correct
15 Correct 13 ms 5816 KB Output is correct
16 Correct 73 ms 6328 KB Output is correct
17 Correct 7 ms 6328 KB Output is correct
18 Correct 87 ms 6532 KB Output is correct
19 Correct 6 ms 6532 KB Output is correct
20 Correct 15 ms 6532 KB Output is correct
21 Correct 22 ms 6532 KB Output is correct
22 Correct 9 ms 6532 KB Output is correct
23 Correct 6 ms 6532 KB Output is correct
24 Correct 7 ms 6532 KB Output is correct
25 Correct 46 ms 6532 KB Output is correct
26 Correct 38 ms 6532 KB Output is correct
27 Correct 7 ms 6532 KB Output is correct
28 Correct 69 ms 6532 KB Output is correct
29 Correct 52 ms 6532 KB Output is correct
30 Correct 91 ms 6572 KB Output is correct
31 Correct 7 ms 6572 KB Output is correct
32 Correct 11 ms 6572 KB Output is correct
33 Correct 6 ms 6572 KB Output is correct
34 Correct 23 ms 6572 KB Output is correct
35 Correct 8 ms 6572 KB Output is correct
36 Correct 17 ms 6572 KB Output is correct
37 Correct 9 ms 6572 KB Output is correct
38 Correct 6 ms 6572 KB Output is correct
39 Correct 35 ms 6572 KB Output is correct
40 Correct 75 ms 6572 KB Output is correct
41 Correct 38 ms 6572 KB Output is correct
42 Correct 40 ms 6572 KB Output is correct
43 Correct 31 ms 6572 KB Output is correct
44 Correct 29 ms 6572 KB Output is correct
45 Correct 21 ms 6572 KB Output is correct
46 Correct 6 ms 6572 KB Output is correct
47 Correct 25 ms 6572 KB Output is correct
48 Correct 67 ms 6572 KB Output is correct
49 Correct 9 ms 6572 KB Output is correct
50 Correct 98 ms 6572 KB Output is correct
51 Correct 30 ms 6572 KB Output is correct
52 Correct 7 ms 6572 KB Output is correct
53 Correct 7 ms 6572 KB Output is correct
54 Correct 41 ms 6572 KB Output is correct
55 Correct 6 ms 6572 KB Output is correct
56 Correct 106 ms 6648 KB Output is correct
57 Correct 51 ms 6648 KB Output is correct
58 Correct 62 ms 6648 KB Output is correct
59 Correct 46 ms 6648 KB Output is correct
60 Correct 38 ms 6648 KB Output is correct
61 Correct 7 ms 6648 KB Output is correct
62 Correct 9 ms 6648 KB Output is correct
63 Correct 8 ms 6648 KB Output is correct
64 Correct 9 ms 6648 KB Output is correct
65 Correct 8 ms 6648 KB Output is correct
66 Correct 9 ms 6648 KB Output is correct
67 Correct 6 ms 6648 KB Output is correct
68 Correct 6 ms 6648 KB Output is correct
69 Correct 10 ms 6648 KB Output is correct
70 Correct 6 ms 6648 KB Output is correct
71 Correct 81 ms 6648 KB Output is correct
72 Correct 10 ms 6648 KB Output is correct
73 Correct 84 ms 6648 KB Output is correct
74 Correct 97 ms 6648 KB Output is correct
75 Correct 7 ms 6648 KB Output is correct
76 Correct 79 ms 6648 KB Output is correct
77 Partially correct 102 ms 6648 KB Partially correct - number of queries: 5005
78 Correct 12 ms 6648 KB Output is correct
79 Correct 41 ms 6648 KB Output is correct
80 Correct 128 ms 6648 KB Output is correct
81 Correct 100 ms 6648 KB Output is correct
82 Correct 119 ms 6648 KB Output is correct
83 Correct 8 ms 6648 KB Output is correct
84 Correct 82 ms 6648 KB Output is correct
85 Correct 116 ms 6648 KB Output is correct
86 Correct 11 ms 6648 KB Output is correct
87 Correct 8 ms 6648 KB Output is correct
88 Correct 9 ms 6648 KB Output is correct
89 Correct 11 ms 6648 KB Output is correct
90 Correct 7 ms 6648 KB Output is correct
91 Correct 9 ms 6648 KB Output is correct
92 Correct 6 ms 6648 KB Output is correct
93 Correct 10 ms 6648 KB Output is correct
94 Correct 8 ms 6648 KB Output is correct
95 Correct 10 ms 6648 KB Output is correct
96 Correct 10 ms 6648 KB Output is correct
97 Correct 6 ms 6648 KB Output is correct