Submission #46872

# Submission time Handle Problem Language Result Execution time Memory
46872 2018-04-24T10:07:00 Z Kerim The Big Prize (IOI17_prize) C++17
90 / 100
58 ms 620 KB
#include "bits/stdc++.h"
#include "prize.h"
#define MAXN 100009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;

typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
//~ vector<int>arr;
//~ int cnt=0;
//~ vector<int>ask(int x){
	//~ int a=0,b=0;
	//~ for(int i=0;i<x;i++)
		//~ a+=(arr[x]>arr[i]);
	//~ for(int i=x+1;i<(int)arr.size();i++)
		//~ b+=(arr[x]>arr[i]);
	//~ vector<int>v;v.pb(a);v.pb(b);	
	//~ cnt++;
	//~ return v;
//~ }
const int C=550;
int find_best(int n){
	int mx=0;
	for(int i=0;i<n;i++){
		vector<int>res=ask(i);
		if(res[0]+res[1]==0)
			return i;
		umax(mx,res[0]+res[1]);
		if(res[0]+res[1]<mx)
			continue;
		if(i+C<n and ask(i+C)==res){
			i+=C;
			continue;
		}
		int st=i+1,en=min(n-1,i+C);
		while(st<=en){
			int mid=(st+en)>>1;
			if(ask(mid)==res){
				i=mid;
				st=mid+1;
			}
			else
				en=mid-1;
		}	
	}
	return -1;
}
//~ int main(){
    //~ freopen("file.in", "r", stdin);
    //~ int n;
    //~ scanf("%d",&n);
    //~ for(int i=0;i<n;i++){
		//~ int x;
		//~ scanf("%d",&x);
		//~ arr.pb(x);
	//~ }
	//~ for(int i=0;i<n;i++)
		//~ if(arr[i]==1){
			//~ if(find_best(n)==i)
				//~ puts("ok");
			//~ else
				//~ puts("wa");
			//~ debug(cnt);	
			//~ return 0;
		//~ }
	//~ return 0;
//~ }
# Verdict Execution time Memory Grader output
1 Correct 2 ms 292 KB Output is correct
2 Correct 4 ms 368 KB Output is correct
3 Correct 4 ms 368 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 6 ms 376 KB Output is correct
6 Correct 2 ms 516 KB Output is correct
7 Correct 4 ms 516 KB Output is correct
8 Correct 4 ms 516 KB Output is correct
9 Correct 3 ms 516 KB Output is correct
10 Correct 7 ms 516 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 620 KB Output is correct
2 Correct 5 ms 620 KB Output is correct
3 Correct 4 ms 620 KB Output is correct
4 Correct 9 ms 620 KB Output is correct
5 Correct 4 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 11 ms 620 KB Output is correct
8 Correct 5 ms 620 KB Output is correct
9 Correct 5 ms 620 KB Output is correct
10 Correct 7 ms 620 KB Output is correct
11 Correct 6 ms 620 KB Output is correct
12 Correct 2 ms 620 KB Output is correct
13 Correct 9 ms 620 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 10 ms 620 KB Output is correct
16 Correct 46 ms 620 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Partially correct 54 ms 620 KB Partially correct - number of queries: 5666
19 Correct 2 ms 620 KB Output is correct
20 Correct 19 ms 620 KB Output is correct
21 Correct 10 ms 620 KB Output is correct
22 Correct 3 ms 620 KB Output is correct
23 Correct 2 ms 620 KB Output is correct
24 Correct 3 ms 620 KB Output is correct
25 Correct 14 ms 620 KB Output is correct
26 Correct 18 ms 620 KB Output is correct
27 Correct 4 ms 620 KB Output is correct
28 Partially correct 58 ms 620 KB Partially correct - number of queries: 5731
29 Correct 29 ms 620 KB Output is correct
30 Partially correct 51 ms 620 KB Partially correct - number of queries: 5620
31 Correct 2 ms 620 KB Output is correct
32 Correct 6 ms 620 KB Output is correct
33 Correct 2 ms 620 KB Output is correct
34 Correct 18 ms 620 KB Output is correct
35 Correct 4 ms 620 KB Output is correct
36 Correct 13 ms 620 KB Output is correct
37 Correct 4 ms 620 KB Output is correct
38 Correct 3 ms 620 KB Output is correct
39 Correct 23 ms 620 KB Output is correct
40 Correct 23 ms 620 KB Output is correct
41 Correct 29 ms 620 KB Output is correct
42 Correct 32 ms 620 KB Output is correct
43 Correct 21 ms 620 KB Output is correct
44 Correct 20 ms 620 KB Output is correct
45 Correct 19 ms 620 KB Output is correct
46 Correct 2 ms 620 KB Output is correct
47 Correct 24 ms 620 KB Output is correct
48 Correct 31 ms 620 KB Output is correct
49 Correct 5 ms 620 KB Output is correct
50 Partially correct 26 ms 620 KB Partially correct - number of queries: 5664
51 Correct 22 ms 620 KB Output is correct
52 Correct 2 ms 620 KB Output is correct
53 Correct 8 ms 620 KB Output is correct
54 Correct 20 ms 620 KB Output is correct
55 Correct 2 ms 620 KB Output is correct
56 Partially correct 24 ms 620 KB Partially correct - number of queries: 5667
57 Correct 30 ms 620 KB Output is correct
58 Correct 22 ms 620 KB Output is correct
59 Correct 24 ms 620 KB Output is correct
60 Correct 22 ms 620 KB Output is correct
61 Correct 8 ms 620 KB Output is correct
62 Correct 3 ms 620 KB Output is correct
63 Correct 8 ms 620 KB Output is correct
64 Correct 5 ms 620 KB Output is correct
65 Correct 6 ms 620 KB Output is correct
66 Correct 12 ms 620 KB Output is correct
67 Correct 9 ms 620 KB Output is correct
68 Correct 2 ms 620 KB Output is correct
69 Correct 7 ms 620 KB Output is correct
70 Correct 8 ms 620 KB Output is correct
71 Partially correct 37 ms 620 KB Partially correct - number of queries: 6153
72 Correct 8 ms 620 KB Output is correct
73 Partially correct 50 ms 620 KB Partially correct - number of queries: 6073
74 Partially correct 43 ms 620 KB Partially correct - number of queries: 6107
75 Correct 7 ms 620 KB Output is correct
76 Partially correct 47 ms 620 KB Partially correct - number of queries: 5324
77 Partially correct 44 ms 620 KB Partially correct - number of queries: 5872
78 Correct 9 ms 620 KB Output is correct
79 Correct 27 ms 620 KB Output is correct
80 Partially correct 48 ms 620 KB Partially correct - number of queries: 5874
81 Partially correct 41 ms 620 KB Partially correct - number of queries: 5892
82 Partially correct 41 ms 620 KB Partially correct - number of queries: 5832
83 Correct 8 ms 620 KB Output is correct
84 Correct 31 ms 620 KB Output is correct
85 Partially correct 53 ms 620 KB Partially correct - number of queries: 5902
86 Correct 6 ms 620 KB Output is correct
87 Correct 8 ms 620 KB Output is correct
88 Correct 8 ms 620 KB Output is correct
89 Correct 8 ms 620 KB Output is correct
90 Correct 8 ms 620 KB Output is correct
91 Correct 5 ms 620 KB Output is correct
92 Correct 7 ms 620 KB Output is correct
93 Correct 7 ms 620 KB Output is correct
94 Correct 9 ms 620 KB Output is correct
95 Correct 6 ms 620 KB Output is correct
96 Correct 9 ms 620 KB Output is correct
97 Correct 8 ms 620 KB Output is correct