답안 #758505

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
758505 2023-06-14T17:42:06 Z Andrey 커다란 상품 (IOI17_prize) C++14
90 / 100
62 ms 336 KB
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;

int find_best(int n) {
	int y = 0,l,r,m,x,big = 0,z,k;
	for(int i = 0; (i+1)*(i+1) <= n; i++) {
        vector<int> a = ask(i);
        if(a[0] == 0 && a[1] == 0) {
            return i;
        }
        if(a[0]+a[1] > big) {
            big = a[0]+a[1];
            y = i+1;
        }
	}
	k = 250;
	while(y < n) {
        vector<int> a = ask(y);
        x = a[0];
        z = a[1];
        l = y;
        r = n-1;
        if(x+z == 0) {
            return y;
        }
        for(int i = l+k; i < n; i+=k) {
            a = ask(i);
            if(a[0] == x && a[1] == z) {
                l = i;
            }
            else {
                r = i-1;
                l = r-k+1;
                break;
            }
        }
        while(l < r) {
            m = (l+r+1)/2;
            a = ask(m);
            if(a[0] == x && a[1] == z) {
                l = m;
            }
            else {
                r = m-1;
            }
        }
        a = ask(l+1);
        if(a[0] == 0 && a[1] == 0) {
            return l+1;
        }
        y = l+2;
	}
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:54:1: warning: control reaches end of non-void function [-Wreturn-type]
   54 | }
      | ^
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 208 KB Output is correct
2 Correct 9 ms 292 KB Output is correct
3 Correct 8 ms 292 KB Output is correct
4 Correct 11 ms 288 KB Output is correct
5 Correct 6 ms 292 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 4 ms 292 KB Output is correct
8 Correct 9 ms 272 KB Output is correct
9 Correct 8 ms 328 KB Output is correct
10 Correct 11 ms 208 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 288 KB Output is correct
2 Correct 4 ms 296 KB Output is correct
3 Correct 9 ms 208 KB Output is correct
4 Correct 12 ms 292 KB Output is correct
5 Correct 7 ms 208 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 10 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 8 ms 292 KB Output is correct
10 Correct 14 ms 208 KB Output is correct
11 Correct 8 ms 296 KB Output is correct
12 Correct 3 ms 292 KB Output is correct
13 Correct 14 ms 292 KB Output is correct
14 Correct 3 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Partially correct 34 ms 288 KB Partially correct - number of queries: 5139
17 Correct 4 ms 292 KB Output is correct
18 Partially correct 54 ms 284 KB Partially correct - number of queries: 6111
19 Correct 5 ms 296 KB Output is correct
20 Correct 13 ms 208 KB Output is correct
21 Correct 21 ms 336 KB Output is correct
22 Correct 4 ms 292 KB Output is correct
23 Correct 5 ms 208 KB Output is correct
24 Correct 4 ms 208 KB Output is correct
25 Correct 34 ms 288 KB Output is correct
26 Correct 21 ms 208 KB Output is correct
27 Correct 7 ms 292 KB Output is correct
28 Partially correct 51 ms 208 KB Partially correct - number of queries: 5901
29 Correct 19 ms 292 KB Output is correct
30 Partially correct 60 ms 288 KB Partially correct - number of queries: 6063
31 Correct 3 ms 292 KB Output is correct
32 Correct 16 ms 208 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 14 ms 272 KB Output is correct
35 Correct 8 ms 292 KB Output is correct
36 Correct 17 ms 208 KB Output is correct
37 Correct 6 ms 288 KB Output is correct
38 Correct 6 ms 288 KB Output is correct
39 Correct 28 ms 208 KB Output is correct
40 Partially correct 20 ms 292 KB Partially correct - number of queries: 5254
41 Correct 37 ms 208 KB Output is correct
42 Correct 31 ms 208 KB Output is correct
43 Correct 37 ms 208 KB Output is correct
44 Correct 27 ms 208 KB Output is correct
45 Correct 25 ms 208 KB Output is correct
46 Correct 4 ms 208 KB Output is correct
47 Correct 33 ms 208 KB Output is correct
48 Correct 46 ms 288 KB Output is correct
49 Correct 10 ms 288 KB Output is correct
50 Partially correct 46 ms 208 KB Partially correct - number of queries: 6111
51 Correct 16 ms 284 KB Output is correct
52 Correct 4 ms 208 KB Output is correct
53 Correct 9 ms 292 KB Output is correct
54 Correct 21 ms 220 KB Output is correct
55 Correct 3 ms 208 KB Output is correct
56 Partially correct 46 ms 288 KB Partially correct - number of queries: 6111
57 Correct 33 ms 208 KB Output is correct
58 Correct 37 ms 208 KB Output is correct
59 Correct 14 ms 336 KB Output is correct
60 Correct 25 ms 208 KB Output is correct
61 Correct 5 ms 296 KB Output is correct
62 Correct 4 ms 208 KB Output is correct
63 Correct 10 ms 208 KB Output is correct
64 Correct 7 ms 208 KB Output is correct
65 Correct 11 ms 208 KB Output is correct
66 Correct 10 ms 208 KB Output is correct
67 Correct 8 ms 288 KB Output is correct
68 Correct 4 ms 208 KB Output is correct
69 Correct 11 ms 208 KB Output is correct
70 Correct 5 ms 288 KB Output is correct
71 Partially correct 42 ms 208 KB Partially correct - number of queries: 5966
72 Correct 14 ms 208 KB Output is correct
73 Partially correct 47 ms 208 KB Partially correct - number of queries: 5896
74 Partially correct 24 ms 208 KB Partially correct - number of queries: 5926
75 Correct 12 ms 208 KB Output is correct
76 Partially correct 48 ms 208 KB Partially correct - number of queries: 5246
77 Partially correct 60 ms 208 KB Partially correct - number of queries: 5973
78 Correct 11 ms 208 KB Output is correct
79 Correct 24 ms 208 KB Output is correct
80 Partially correct 49 ms 208 KB Partially correct - number of queries: 5972
81 Partially correct 62 ms 208 KB Partially correct - number of queries: 5973
82 Partially correct 55 ms 208 KB Partially correct - number of queries: 5936
83 Correct 16 ms 208 KB Output is correct
84 Partially correct 42 ms 288 KB Partially correct - number of queries: 5091
85 Partially correct 46 ms 208 KB Partially correct - number of queries: 5974
86 Correct 11 ms 296 KB Output is correct
87 Correct 8 ms 208 KB Output is correct
88 Correct 14 ms 208 KB Output is correct
89 Correct 12 ms 208 KB Output is correct
90 Correct 15 ms 208 KB Output is correct
91 Correct 7 ms 208 KB Output is correct
92 Correct 11 ms 208 KB Output is correct
93 Correct 16 ms 208 KB Output is correct
94 Correct 11 ms 208 KB Output is correct
95 Correct 11 ms 208 KB Output is correct
96 Correct 16 ms 208 KB Output is correct
97 Correct 12 ms 208 KB Output is correct