Submission #407369

# Submission time Handle Problem Language Result Execution time Memory
407369 2021-05-18T19:32:00 Z peuch The Big Prize (IOI17_prize) C++17
90 / 100
108 ms 5400 KB
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
 
int find_best(int n) {
	vector<vector<int> > a(n);
	int maxi = 0;
	for(int i = 0; i < n; i++){
		if(a[i].empty()) a[i] = ask(i);
		
		if(a[i][0] == 0 && a[i][1] == 0) return i;
		if(a[i][0] + a[i][1] > maxi) maxi = a[i][0] + a[i][1];
		
		if(a[i][0] + a[i][1] == maxi){
			int ini = i, fim = n - 1;
			while(ini != fim){
				int mid = (ini + fim) >> 1;
				if(ini == fim - 1) mid = fim;
				if(a[mid].empty()) a[mid] = ask(mid);
				
				if(a[mid][0] == 0 && a[mid][1] == 0) return mid;
				if(a[mid][0] + a[mid][1] > maxi){
					maxi = a[mid][0] + a[mid][1];
					break;
				}
				
				if(a[mid][0] != a[i][0] || a[mid][1] != a[i][1]) fim = mid - 1;
				else ini = mid;
			}
			i = ini;
		}
	}
	
	return n - 1;
}
# Verdict Execution time Memory Grader output
1 Correct 4 ms 4936 KB Output is correct
2 Correct 4 ms 4888 KB Output is correct
3 Correct 4 ms 4936 KB Output is correct
4 Correct 4 ms 4900 KB Output is correct
5 Correct 4 ms 4896 KB Output is correct
6 Correct 4 ms 4936 KB Output is correct
7 Correct 4 ms 4884 KB Output is correct
8 Correct 4 ms 4892 KB Output is correct
9 Correct 4 ms 4936 KB Output is correct
10 Correct 4 ms 4936 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 4896 KB Output is correct
2 Correct 4 ms 4892 KB Output is correct
3 Correct 4 ms 4896 KB Output is correct
4 Correct 4 ms 4936 KB Output is correct
5 Correct 4 ms 4892 KB Output is correct
6 Correct 4 ms 4892 KB Output is correct
7 Correct 4 ms 4936 KB Output is correct
8 Correct 4 ms 4868 KB Output is correct
9 Correct 4 ms 4936 KB Output is correct
10 Correct 4 ms 4936 KB Output is correct
11 Correct 6 ms 4892 KB Output is correct
12 Correct 4 ms 4936 KB Output is correct
13 Correct 6 ms 5012 KB Output is correct
14 Correct 5 ms 808 KB Output is correct
15 Correct 12 ms 4928 KB Output is correct
16 Partially correct 79 ms 5080 KB Partially correct - number of queries: 6834
17 Correct 4 ms 4892 KB Output is correct
18 Partially correct 69 ms 5136 KB Partially correct - number of queries: 7981
19 Correct 4 ms 4884 KB Output is correct
20 Correct 11 ms 2736 KB Output is correct
21 Correct 41 ms 5012 KB Output is correct
22 Correct 11 ms 4980 KB Output is correct
23 Correct 4 ms 4936 KB Output is correct
24 Correct 4 ms 4928 KB Output is correct
25 Correct 61 ms 5056 KB Output is correct
26 Correct 54 ms 5312 KB Output is correct
27 Correct 4 ms 4936 KB Output is correct
28 Partially correct 38 ms 5212 KB Partially correct - number of queries: 7497
29 Partially correct 33 ms 5144 KB Partially correct - number of queries: 5713
30 Partially correct 100 ms 5212 KB Partially correct - number of queries: 7931
31 Correct 4 ms 4928 KB Output is correct
32 Correct 9 ms 4984 KB Output is correct
33 Correct 1 ms 200 KB Output is correct
34 Correct 26 ms 5056 KB Output is correct
35 Correct 4 ms 5044 KB Output is correct
36 Correct 28 ms 5012 KB Output is correct
37 Correct 6 ms 4928 KB Output is correct
38 Correct 4 ms 4896 KB Output is correct
39 Correct 54 ms 5056 KB Output is correct
40 Partially correct 70 ms 5108 KB Partially correct - number of queries: 6797
41 Correct 64 ms 5012 KB Output is correct
42 Correct 63 ms 5056 KB Output is correct
43 Correct 45 ms 4996 KB Output is correct
44 Correct 32 ms 5056 KB Output is correct
45 Correct 34 ms 5060 KB Output is correct
46 Correct 4 ms 4888 KB Output is correct
47 Correct 24 ms 5096 KB Output is correct
48 Partially correct 62 ms 5148 KB Partially correct - number of queries: 5923
49 Correct 7 ms 5012 KB Output is correct
50 Partially correct 64 ms 5148 KB Partially correct - number of queries: 7991
51 Correct 44 ms 5000 KB Output is correct
52 Correct 5 ms 4936 KB Output is correct
53 Correct 4 ms 5040 KB Output is correct
54 Correct 41 ms 5056 KB Output is correct
55 Correct 4 ms 4936 KB Output is correct
56 Partially correct 68 ms 5144 KB Partially correct - number of queries: 7989
57 Partially correct 72 ms 5400 KB Partially correct - number of queries: 5823
58 Partially correct 73 ms 5184 KB Partially correct - number of queries: 5920
59 Correct 66 ms 5008 KB Output is correct
60 Correct 60 ms 5108 KB Output is correct
61 Correct 4 ms 4992 KB Output is correct
62 Correct 3 ms 4884 KB Output is correct
63 Correct 4 ms 4936 KB Output is correct
64 Correct 4 ms 5044 KB Output is correct
65 Correct 4 ms 4892 KB Output is correct
66 Correct 6 ms 5052 KB Output is correct
67 Correct 4 ms 4896 KB Output is correct
68 Correct 5 ms 5004 KB Output is correct
69 Correct 10 ms 5000 KB Output is correct
70 Correct 4 ms 4948 KB Output is correct
71 Partially correct 99 ms 5184 KB Partially correct - number of queries: 8227
72 Correct 11 ms 4936 KB Output is correct
73 Partially correct 41 ms 5236 KB Partially correct - number of queries: 8131
74 Partially correct 108 ms 5184 KB Partially correct - number of queries: 8184
75 Correct 5 ms 4936 KB Output is correct
76 Partially correct 91 ms 5188 KB Partially correct - number of queries: 7011
77 Partially correct 77 ms 5312 KB Partially correct - number of queries: 8196
78 Correct 11 ms 4936 KB Output is correct
79 Correct 47 ms 5000 KB Output is correct
80 Partially correct 75 ms 5184 KB Partially correct - number of queries: 8176
81 Partially correct 108 ms 5280 KB Partially correct - number of queries: 8235
82 Partially correct 90 ms 5148 KB Partially correct - number of queries: 8104
83 Correct 5 ms 4936 KB Output is correct
84 Partially correct 86 ms 5184 KB Partially correct - number of queries: 6701
85 Partially correct 80 ms 5184 KB Partially correct - number of queries: 8180
86 Partially correct 72 ms 5056 KB Partially correct - number of queries: 6083
87 Correct 8 ms 4936 KB Output is correct
88 Partially correct 53 ms 5192 KB Partially correct - number of queries: 5742
89 Partially correct 49 ms 5168 KB Partially correct - number of queries: 6030
90 Correct 5 ms 4888 KB Output is correct
91 Correct 21 ms 5048 KB Output is correct
92 Correct 4 ms 4936 KB Output is correct
93 Correct 7 ms 5004 KB Output is correct
94 Correct 8 ms 4936 KB Output is correct
95 Correct 9 ms 4936 KB Output is correct
96 Correct 9 ms 4936 KB Output is correct
97 Correct 4 ms 4936 KB Output is correct