Submission #58992

# Submission time Handle Problem Language Result Execution time Memory
58992 2018-07-20T01:45:07 Z tugushka The Big Prize (IOI17_prize) C++14
91.59 / 100
69 ms 1172 KB
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;

vector < int > res, a;
map < int, vector < int > > x;
map < int , int > cnt;
int sq, mx;

int find_best(int n){
	int now = 0;
	sq = sqrt(n);
	
	/*
	for( ; now < min(sq+30, n-1) ; now++ ){
		if( x[now].empty() ) res = ask(now);
		else res = ask(now);
		x[now] = res;
		cnt[res[0]+res[1]]++;
		mx = max( res[0]+res[1], mx );
		if( res[0] == 0 && res[1] == 0 ) return now;
	}
	*/
	
	while( 1 ){
		if( x[now].empty() ) res = ask(now);
		else res = x[now];
		x[now] = res;
		mx = max(mx, res[0]+res[1]);
		if( res[0] == 0 && res[1] == 0 ) return now;
		
		if( res[0]+res[1] == mx ){
			int l = now, r = min(n-1, now+sq*3/2);
			while( l < r ){
				int mid = (l+r+1)/2;
				if( x[mid].empty() )
					a = ask(mid),
					x[mid] = a;
				else a = x[mid];
				
				if( !a[0] && !a[1] ) return mid;
				
				if( res[0] == a[0] && res[1] == a[1] )
					l = mid;
				else r = mid-1;
			}
			now = l+1;
		}
		else now++;
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 5 ms 248 KB Output is correct
2 Correct 24 ms 564 KB Output is correct
3 Correct 20 ms 564 KB Output is correct
4 Correct 30 ms 784 KB Output is correct
5 Correct 18 ms 784 KB Output is correct
6 Correct 3 ms 784 KB Output is correct
7 Correct 21 ms 784 KB Output is correct
8 Correct 23 ms 784 KB Output is correct
9 Correct 19 ms 784 KB Output is correct
10 Correct 29 ms 784 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 784 KB Output is correct
2 Correct 24 ms 784 KB Output is correct
3 Correct 20 ms 784 KB Output is correct
4 Correct 37 ms 828 KB Output is correct
5 Correct 18 ms 828 KB Output is correct
6 Correct 2 ms 828 KB Output is correct
7 Correct 16 ms 828 KB Output is correct
8 Correct 19 ms 828 KB Output is correct
9 Correct 11 ms 828 KB Output is correct
10 Correct 34 ms 828 KB Output is correct
11 Correct 14 ms 828 KB Output is correct
12 Correct 2 ms 828 KB Output is correct
13 Correct 30 ms 828 KB Output is correct
14 Correct 4 ms 828 KB Output is correct
15 Correct 4 ms 828 KB Output is correct
16 Correct 17 ms 944 KB Output is correct
17 Correct 2 ms 944 KB Output is correct
18 Correct 40 ms 1160 KB Output is correct
19 Correct 2 ms 1160 KB Output is correct
20 Correct 11 ms 1160 KB Output is correct
21 Correct 18 ms 1160 KB Output is correct
22 Correct 4 ms 1160 KB Output is correct
23 Correct 4 ms 1160 KB Output is correct
24 Correct 3 ms 1160 KB Output is correct
25 Correct 20 ms 1160 KB Output is correct
26 Correct 34 ms 1160 KB Output is correct
27 Correct 15 ms 1160 KB Output is correct
28 Partially correct 60 ms 1172 KB Partially correct - number of queries: 5841
29 Correct 47 ms 1172 KB Output is correct
30 Correct 44 ms 1172 KB Output is correct
31 Correct 4 ms 1172 KB Output is correct
32 Correct 28 ms 1172 KB Output is correct
33 Correct 3 ms 1172 KB Output is correct
34 Correct 19 ms 1172 KB Output is correct
35 Correct 27 ms 1172 KB Output is correct
36 Correct 9 ms 1172 KB Output is correct
37 Correct 6 ms 1172 KB Output is correct
38 Correct 8 ms 1172 KB Output is correct
39 Correct 27 ms 1172 KB Output is correct
40 Correct 35 ms 1172 KB Output is correct
41 Correct 32 ms 1172 KB Output is correct
42 Correct 27 ms 1172 KB Output is correct
43 Correct 21 ms 1172 KB Output is correct
44 Correct 15 ms 1172 KB Output is correct
45 Correct 10 ms 1172 KB Output is correct
46 Correct 2 ms 1172 KB Output is correct
47 Correct 34 ms 1172 KB Output is correct
48 Correct 40 ms 1172 KB Output is correct
49 Correct 5 ms 1172 KB Output is correct
50 Correct 25 ms 1172 KB Output is correct
51 Correct 24 ms 1172 KB Output is correct
52 Correct 3 ms 1172 KB Output is correct
53 Correct 23 ms 1172 KB Output is correct
54 Correct 17 ms 1172 KB Output is correct
55 Correct 2 ms 1172 KB Output is correct
56 Correct 68 ms 1172 KB Output is correct
57 Correct 35 ms 1172 KB Output is correct
58 Correct 38 ms 1172 KB Output is correct
59 Correct 14 ms 1172 KB Output is correct
60 Correct 30 ms 1172 KB Output is correct
61 Correct 33 ms 1172 KB Output is correct
62 Correct 6 ms 1172 KB Output is correct
63 Correct 18 ms 1172 KB Output is correct
64 Correct 26 ms 1172 KB Output is correct
65 Correct 41 ms 1172 KB Output is correct
66 Correct 37 ms 1172 KB Output is correct
67 Correct 27 ms 1172 KB Output is correct
68 Correct 3 ms 1172 KB Output is correct
69 Correct 39 ms 1172 KB Output is correct
70 Correct 17 ms 1172 KB Output is correct
71 Partially correct 41 ms 1172 KB Partially correct - number of queries: 5403
72 Correct 17 ms 1172 KB Output is correct
73 Partially correct 55 ms 1172 KB Partially correct - number of queries: 5376
74 Partially correct 69 ms 1172 KB Partially correct - number of queries: 5385
75 Correct 34 ms 1172 KB Output is correct
76 Partially correct 53 ms 1172 KB Partially correct - number of queries: 5079
77 Partially correct 51 ms 1172 KB Partially correct - number of queries: 5577
78 Correct 33 ms 1172 KB Output is correct
79 Correct 47 ms 1172 KB Output is correct
80 Partially correct 58 ms 1172 KB Partially correct - number of queries: 5618
81 Partially correct 69 ms 1172 KB Partially correct - number of queries: 5587
82 Partially correct 37 ms 1172 KB Partially correct - number of queries: 5553
83 Correct 39 ms 1172 KB Output is correct
84 Partially correct 39 ms 1172 KB Partially correct - number of queries: 5159
85 Partially correct 35 ms 1172 KB Partially correct - number of queries: 5584
86 Correct 33 ms 1172 KB Output is correct
87 Correct 31 ms 1172 KB Output is correct
88 Correct 34 ms 1172 KB Output is correct
89 Correct 27 ms 1172 KB Output is correct
90 Correct 20 ms 1172 KB Output is correct
91 Correct 27 ms 1172 KB Output is correct
92 Correct 35 ms 1172 KB Output is correct
93 Correct 18 ms 1172 KB Output is correct
94 Correct 34 ms 1172 KB Output is correct
95 Correct 30 ms 1172 KB Output is correct
96 Correct 22 ms 1172 KB Output is correct
97 Correct 33 ms 1172 KB Output is correct