oj.uz

Submission #1043233

# Submission time Handle Problem Language Result Execution time Memory
1043233 2024-08-04T05:21:17 Z Mr_Husanboy The Big Prize (IOI17_prize) C++17
90 / 100
 45 ms 596 KB 
#include "prize.h"
#include <bits/stdc++.h>
 
using namespace std;
 
#define ll long long
#define ff first
#define ss second
#define all(a) (a).begin(), (a).end()
 
template<typename T>
int len(T &a){
	return a.size();
}
int _q = 0;
 
int find_best(int n) {
	if(n <= 5000){
		for(int i = 0; i < n; i ++){
			if(ask(i) == vector<int>{0, 0}){
				return i;
			}
		}
	}
	int j = 0;
	int rig = 0;
	_q = 0;
	int lol = 0;
	int lim = 480;
	int mx = 0;
	int f = 0;
	while(lim --){
		auto v = ask(j);
		_q ++;
		if(v[0] + v[1] == 0){
			return j;
		}
		if(v[0] + v[1] > mx){
			f = j;
			mx = v[0] + v[1];
			rig = v[1];
		}
		j ++;
	}

 	while(true){
 		int l = j, r = n;
 		while(r - l > 1){
 			int m = (l + r) / 2;
 			vector<int> v = ask(m);
 			if(v[0] + v[1] == 0){
 				return m;
 			}
 			if(v[1] != rig){
 				r = m;
 			}else l = m;
 		}
 		j = r;
 		rig --;
 	}
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:28:6: warning: unused variable 'lol' [-Wunused-variable]
   28 |  int lol = 0;
      |      ^~~
prize.cpp:31:6: warning: variable 'f' set but not used [-Wunused-but-set-variable]
   31 |  int f = 0;
      |      ^

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 344 KB Output is correct
2 Correct 2 ms 424 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 3 ms 428 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 0 ms 428 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 2 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct

Subtask #2
70.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 432 KB Output is correct
2 Correct 4 ms 344 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 2 ms 344 KB Output is correct
5 Correct 3 ms 424 KB Output is correct
6 Correct 0 ms 424 KB Output is correct
7 Correct 2 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 3 ms 344 KB Output is correct
12 Correct 2 ms 428 KB Output is correct
13 Correct 4 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 6 ms 344 KB Output is correct
16 Partially correct 28 ms 344 KB Partially correct - number of queries: 7027
17 Correct 2 ms 344 KB Output is correct
18 Partially correct 34 ms 344 KB Partially correct - number of queries: 8143
19 Correct 2 ms 344 KB Output is correct
20 Correct 12 ms 344 KB Output is correct
21 Correct 10 ms 344 KB Output is correct
22 Correct 6 ms 344 KB Output is correct
23 Correct 3 ms 344 KB Output is correct
24 Correct 3 ms 344 KB Output is correct
25 Correct 14 ms 344 KB Output is correct
26 Correct 22 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Partially correct 29 ms 344 KB Partially correct - number of queries: 7802
29 Partially correct 32 ms 344 KB Partially correct - number of queries: 6024
30 Partially correct 30 ms 344 KB Partially correct - number of queries: 8080
31 Correct 3 ms 344 KB Output is correct
32 Correct 4 ms 596 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 12 ms 428 KB Output is correct
35 Correct 3 ms 344 KB Output is correct
36 Correct 8 ms 428 KB Output is correct
37 Correct 3 ms 344 KB Output is correct
38 Correct 2 ms 344 KB Output is correct
39 Correct 15 ms 432 KB Output is correct
40 Partially correct 27 ms 344 KB Partially correct - number of queries: 6970
41 Partially correct 22 ms 344 KB Partially correct - number of queries: 5089
42 Partially correct 16 ms 344 KB Partially correct - number of queries: 5089
43 Correct 25 ms 344 KB Output is correct
44 Correct 14 ms 344 KB Output is correct
45 Correct 15 ms 344 KB Output is correct
46 Correct 2 ms 344 KB Output is correct
47 Correct 12 ms 344 KB Output is correct
48 Partially correct 19 ms 344 KB Partially correct - number of queries: 6167
49 Correct 4 ms 344 KB Output is correct
50 Partially correct 32 ms 344 KB Partially correct - number of queries: 8132
51 Correct 15 ms 344 KB Output is correct
52 Correct 2 ms 344 KB Output is correct
53 Correct 2 ms 344 KB Output is correct
54 Correct 15 ms 344 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Partially correct 32 ms 344 KB Partially correct - number of queries: 8140
57 Partially correct 26 ms 344 KB Partially correct - number of queries: 6090
58 Partially correct 24 ms 344 KB Partially correct - number of queries: 6185
59 Partially correct 18 ms 340 KB Partially correct - number of queries: 5089
60 Correct 19 ms 344 KB Output is correct
61 Correct 3 ms 344 KB Output is correct
62 Correct 2 ms 344 KB Output is correct
63 Correct 3 ms 344 KB Output is correct
64 Correct 2 ms 344 KB Output is correct
65 Correct 2 ms 428 KB Output is correct
66 Correct 19 ms 344 KB Output is correct
67 Correct 2 ms 340 KB Output is correct
68 Correct 2 ms 344 KB Output is correct
69 Correct 15 ms 344 KB Output is correct
70 Correct 1 ms 344 KB Output is correct
71 Partially correct 33 ms 344 KB Partially correct - number of queries: 8270
72 Correct 4 ms 344 KB Output is correct
73 Partially correct 25 ms 344 KB Partially correct - number of queries: 8166
74 Partially correct 45 ms 344 KB Partially correct - number of queries: 8204
75 Correct 2 ms 344 KB Output is correct
76 Partially correct 24 ms 344 KB Partially correct - number of queries: 7114
77 Partially correct 27 ms 340 KB Partially correct - number of queries: 8126
78 Correct 4 ms 344 KB Output is correct
79 Correct 23 ms 344 KB Output is correct
80 Partially correct 37 ms 344 KB Partially correct - number of queries: 8183
81 Partially correct 30 ms 344 KB Partially correct - number of queries: 8154
82 Partially correct 45 ms 344 KB Partially correct - number of queries: 8099
83 Correct 2 ms 344 KB Output is correct
84 Partially correct 22 ms 344 KB Partially correct - number of queries: 6761
85 Partially correct 37 ms 344 KB Partially correct - number of queries: 8173
86 Correct 2 ms 344 KB Output is correct
87 Correct 3 ms 344 KB Output is correct
88 Correct 2 ms 344 KB Output is correct
89 Correct 1 ms 344 KB Output is correct
90 Correct 2 ms 344 KB Output is correct
91 Correct 3 ms 344 KB Output is correct
92 Correct 2 ms 344 KB Output is correct
93 Correct 6 ms 344 KB Output is correct
94 Correct 4 ms 344 KB Output is correct
95 Correct 4 ms 344 KB Output is correct
96 Correct 3 ms 344 KB Output is correct
97 Correct 2 ms 344 KB Output is correct