답안 #758506

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
758506 2023-06-14T17:42:59 Z Andrey 커다란 상품 (IOI17_prize) C++14
90 / 100
84 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 = 150;
	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 4 ms 292 KB Output is correct
2 Correct 12 ms 284 KB Output is correct
3 Correct 11 ms 296 KB Output is correct
4 Correct 11 ms 292 KB Output is correct
5 Correct 9 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 10 ms 292 KB Output is correct
8 Correct 10 ms 208 KB Output is correct
9 Correct 8 ms 288 KB Output is correct
10 Correct 14 ms 208 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 208 KB Output is correct
2 Correct 13 ms 272 KB Output is correct
3 Correct 14 ms 208 KB Output is correct
4 Correct 13 ms 292 KB Output is correct
5 Correct 11 ms 296 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 6 ms 296 KB Output is correct
8 Correct 14 ms 288 KB Output is correct
9 Correct 15 ms 292 KB Output is correct
10 Correct 19 ms 208 KB Output is correct
11 Correct 14 ms 208 KB Output is correct
12 Correct 3 ms 276 KB Output is correct
13 Correct 25 ms 268 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 13 ms 208 KB Output is correct
16 Partially correct 50 ms 208 KB Partially correct - number of queries: 5358
17 Correct 5 ms 272 KB Output is correct
18 Partially correct 84 ms 208 KB Partially correct - number of queries: 6379
19 Correct 5 ms 208 KB Output is correct
20 Correct 20 ms 292 KB Output is correct
21 Correct 13 ms 288 KB Output is correct
22 Correct 11 ms 208 KB Output is correct
23 Correct 5 ms 208 KB Output is correct
24 Correct 3 ms 288 KB Output is correct
25 Correct 29 ms 288 KB Output is correct
26 Correct 34 ms 208 KB Output is correct
27 Correct 5 ms 208 KB Output is correct
28 Partially correct 45 ms 288 KB Partially correct - number of queries: 6105
29 Correct 20 ms 292 KB Output is correct
30 Partially correct 54 ms 208 KB Partially correct - number of queries: 6505
31 Correct 3 ms 336 KB Output is correct
32 Correct 13 ms 208 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 14 ms 208 KB Output is correct
35 Correct 9 ms 208 KB Output is correct
36 Correct 18 ms 208 KB Output is correct
37 Correct 9 ms 268 KB Output is correct
38 Correct 5 ms 208 KB Output is correct
39 Correct 20 ms 208 KB Output is correct
40 Partially correct 22 ms 272 KB Partially correct - number of queries: 5665
41 Correct 31 ms 292 KB Output is correct
42 Correct 31 ms 208 KB Output is correct
43 Correct 26 ms 288 KB Output is correct
44 Correct 21 ms 208 KB Output is correct
45 Correct 10 ms 292 KB Output is correct
46 Correct 5 ms 292 KB Output is correct
47 Correct 30 ms 208 KB Output is correct
48 Correct 31 ms 208 KB Output is correct
49 Correct 4 ms 208 KB Output is correct
50 Partially correct 53 ms 208 KB Partially correct - number of queries: 6349
51 Correct 21 ms 292 KB Output is correct
52 Correct 6 ms 208 KB Output is correct
53 Correct 7 ms 280 KB Output is correct
54 Correct 23 ms 300 KB Output is correct
55 Correct 4 ms 208 KB Output is correct
56 Partially correct 55 ms 208 KB Partially correct - number of queries: 6370
57 Correct 41 ms 268 KB Output is correct
58 Correct 50 ms 208 KB Output is correct
59 Correct 30 ms 208 KB Output is correct
60 Correct 33 ms 296 KB Output is correct
61 Correct 12 ms 288 KB Output is correct
62 Correct 4 ms 328 KB Output is correct
63 Correct 16 ms 208 KB Output is correct
64 Correct 5 ms 292 KB Output is correct
65 Correct 18 ms 208 KB Output is correct
66 Correct 17 ms 272 KB Output is correct
67 Correct 20 ms 292 KB Output is correct
68 Correct 5 ms 288 KB Output is correct
69 Correct 14 ms 208 KB Output is correct
70 Correct 13 ms 280 KB Output is correct
71 Partially correct 50 ms 208 KB Partially correct - number of queries: 6500
72 Correct 23 ms 208 KB Output is correct
73 Partially correct 67 ms 208 KB Partially correct - number of queries: 6430
74 Partially correct 76 ms 208 KB Partially correct - number of queries: 6460
75 Correct 18 ms 208 KB Output is correct
76 Partially correct 45 ms 208 KB Partially correct - number of queries: 5780
77 Partially correct 49 ms 292 KB Partially correct - number of queries: 6264
78 Correct 17 ms 208 KB Output is correct
79 Correct 41 ms 208 KB Output is correct
80 Partially correct 24 ms 292 KB Partially correct - number of queries: 6300
81 Partially correct 48 ms 208 KB Partially correct - number of queries: 6256
82 Partially correct 64 ms 208 KB Partially correct - number of queries: 6230
83 Correct 13 ms 208 KB Output is correct
84 Partially correct 59 ms 208 KB Partially correct - number of queries: 5423
85 Partially correct 62 ms 292 KB Partially correct - number of queries: 6304
86 Correct 21 ms 288 KB Output is correct
87 Correct 19 ms 208 KB Output is correct
88 Correct 18 ms 296 KB Output is correct
89 Correct 19 ms 208 KB Output is correct
90 Correct 18 ms 208 KB Output is correct
91 Correct 18 ms 208 KB Output is correct
92 Correct 13 ms 208 KB Output is correct
93 Correct 13 ms 208 KB Output is correct
94 Correct 10 ms 208 KB Output is correct
95 Correct 16 ms 208 KB Output is correct
96 Correct 16 ms 208 KB Output is correct
97 Correct 17 ms 208 KB Output is correct