답안 #46876

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
46876 2018-04-24T10:34:14 Z Kerim 커다란 상품 (IOI17_prize) C++17
90 / 100
63 ms 624 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=250;
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;
//~ }
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 248 KB Output is correct
2 Correct 8 ms 436 KB Output is correct
3 Correct 8 ms 436 KB Output is correct
4 Correct 8 ms 436 KB Output is correct
5 Correct 6 ms 448 KB Output is correct
6 Correct 2 ms 484 KB Output is correct
7 Correct 8 ms 484 KB Output is correct
8 Correct 5 ms 624 KB Output is correct
9 Correct 6 ms 624 KB Output is correct
10 Correct 13 ms 624 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 624 KB Output is correct
2 Correct 8 ms 624 KB Output is correct
3 Correct 7 ms 624 KB Output is correct
4 Correct 12 ms 624 KB Output is correct
5 Correct 7 ms 624 KB Output is correct
6 Correct 2 ms 624 KB Output is correct
7 Correct 9 ms 624 KB Output is correct
8 Correct 9 ms 624 KB Output is correct
9 Correct 8 ms 624 KB Output is correct
10 Correct 13 ms 624 KB Output is correct
11 Correct 9 ms 624 KB Output is correct
12 Correct 2 ms 624 KB Output is correct
13 Correct 22 ms 624 KB Output is correct
14 Correct 4 ms 624 KB Output is correct
15 Correct 7 ms 624 KB Output is correct
16 Partially correct 25 ms 624 KB Partially correct - number of queries: 5083
17 Correct 2 ms 624 KB Output is correct
18 Partially correct 48 ms 624 KB Partially correct - number of queries: 6136
19 Correct 2 ms 624 KB Output is correct
20 Correct 17 ms 624 KB Output is correct
21 Correct 17 ms 624 KB Output is correct
22 Correct 6 ms 624 KB Output is correct
23 Correct 3 ms 624 KB Output is correct
24 Correct 2 ms 624 KB Output is correct
25 Correct 31 ms 624 KB Output is correct
26 Correct 25 ms 624 KB Output is correct
27 Correct 5 ms 624 KB Output is correct
28 Partially correct 33 ms 624 KB Partially correct - number of queries: 5990
29 Correct 55 ms 624 KB Output is correct
30 Partially correct 52 ms 624 KB Partially correct - number of queries: 6084
31 Correct 2 ms 624 KB Output is correct
32 Correct 13 ms 624 KB Output is correct
33 Correct 2 ms 624 KB Output is correct
34 Correct 23 ms 624 KB Output is correct
35 Correct 11 ms 624 KB Output is correct
36 Correct 11 ms 624 KB Output is correct
37 Correct 4 ms 624 KB Output is correct
38 Correct 4 ms 624 KB Output is correct
39 Correct 18 ms 624 KB Output is correct
40 Partially correct 46 ms 624 KB Partially correct - number of queries: 5193
41 Correct 50 ms 624 KB Output is correct
42 Correct 26 ms 624 KB Output is correct
43 Correct 27 ms 624 KB Output is correct
44 Correct 18 ms 624 KB Output is correct
45 Correct 20 ms 624 KB Output is correct
46 Correct 2 ms 624 KB Output is correct
47 Correct 31 ms 624 KB Output is correct
48 Correct 33 ms 624 KB Output is correct
49 Correct 3 ms 624 KB Output is correct
50 Partially correct 31 ms 624 KB Partially correct - number of queries: 6136
51 Correct 25 ms 624 KB Output is correct
52 Correct 2 ms 624 KB Output is correct
53 Correct 12 ms 624 KB Output is correct
54 Correct 18 ms 624 KB Output is correct
55 Correct 2 ms 624 KB Output is correct
56 Partially correct 50 ms 624 KB Partially correct - number of queries: 6135
57 Correct 41 ms 624 KB Output is correct
58 Correct 40 ms 624 KB Output is correct
59 Correct 33 ms 624 KB Output is correct
60 Correct 26 ms 624 KB Output is correct
61 Correct 13 ms 624 KB Output is correct
62 Correct 2 ms 624 KB Output is correct
63 Correct 13 ms 624 KB Output is correct
64 Correct 6 ms 624 KB Output is correct
65 Correct 17 ms 624 KB Output is correct
66 Correct 18 ms 624 KB Output is correct
67 Correct 16 ms 624 KB Output is correct
68 Correct 2 ms 624 KB Output is correct
69 Correct 18 ms 624 KB Output is correct
70 Correct 12 ms 624 KB Output is correct
71 Partially correct 63 ms 624 KB Partially correct - number of queries: 6078
72 Correct 17 ms 624 KB Output is correct
73 Partially correct 45 ms 624 KB Partially correct - number of queries: 6011
74 Partially correct 56 ms 624 KB Partially correct - number of queries: 6040
75 Correct 15 ms 624 KB Output is correct
76 Partially correct 50 ms 624 KB Partially correct - number of queries: 5392
77 Partially correct 53 ms 624 KB Partially correct - number of queries: 6066
78 Correct 16 ms 624 KB Output is correct
79 Correct 29 ms 624 KB Output is correct
80 Partially correct 50 ms 624 KB Partially correct - number of queries: 6058
81 Partially correct 43 ms 624 KB Partially correct - number of queries: 6085
82 Partially correct 55 ms 624 KB Partially correct - number of queries: 6031
83 Correct 16 ms 624 KB Output is correct
84 Partially correct 23 ms 624 KB Partially correct - number of queries: 5240
85 Partially correct 51 ms 624 KB Partially correct - number of queries: 6068
86 Correct 8 ms 624 KB Output is correct
87 Correct 15 ms 624 KB Output is correct
88 Correct 14 ms 624 KB Output is correct
89 Correct 16 ms 624 KB Output is correct
90 Correct 13 ms 624 KB Output is correct
91 Correct 9 ms 624 KB Output is correct
92 Correct 15 ms 624 KB Output is correct
93 Correct 15 ms 624 KB Output is correct
94 Correct 11 ms 624 KB Output is correct
95 Correct 15 ms 624 KB Output is correct
96 Correct 13 ms 624 KB Output is correct
97 Correct 12 ms 624 KB Output is correct