#include <bits/stdc++.h>
#include "prize.h"
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
#define SZ(i) int(i.size())
#define ALL(i) i.begin(), i.end()
#define MEM(i,a) memset(i, (a), sizeof(i))
#define X first
#define Y second
#define eb emplace_back
#define pb push_back
#ifdef tmd
#define debug(...) fprintf(stderr,"#%d-(%s)=",__LINE__,#__VA_ARGS__);_do(__VA_ARGS__);
template<typename T> void _do (T &&x) {cerr<<x<<endl;}
template<typename T, typename ...S> void _do(T &&x, S &&...y) {cerr<<x<<", ";_do(y...);}
#else
#define debug(...)
#endif
map<int, vector<int> > mem;
vector<int> sask (int idx) {
if (mem.count(idx) == 0) {
mem[idx] = ask(idx);
}
return mem[idx];
}
int find_best(int n) {
srand(880301);
int mx = 0;
for (int i=0; i<50; i++) {
vector<int> res = sask(rand() % n);
mx = max(mx, res[0] + res[1]);
}
debug(mx);
for(int i = 0; i < n; i++) {
std::vector<int> res = sask(i);
if(res[0] + res[1] == 0) return i;
if (res[0] + res[1] < mx) continue;
int L = i, R = n;
while (L < R - 1) {
int M = (L + R) >> 1;
vector<int> resM = sask(M);
if (resM[0] + resM[1] == 0) return M;
if (resM == res) {
L = M;
} else {
R = M;
}
}
debug(i, R);
i = R-1;
}
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
368 KB |
Output is correct |
| 2 |
Correct |
2 ms |
384 KB |
Output is correct |
| 3 |
Correct |
1 ms |
396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
256 KB |
Output is correct |
| 5 |
Correct |
1 ms |
256 KB |
Output is correct |
| 6 |
Correct |
1 ms |
256 KB |
Output is correct |
| 7 |
Correct |
1 ms |
256 KB |
Output is correct |
| 8 |
Correct |
1 ms |
256 KB |
Output is correct |
| 9 |
Correct |
2 ms |
256 KB |
Output is correct |
| 10 |
Correct |
2 ms |
256 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
256 KB |
Output is correct |
| 2 |
Correct |
1 ms |
372 KB |
Output is correct |
| 3 |
Correct |
1 ms |
360 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
2 ms |
256 KB |
Output is correct |
| 6 |
Correct |
1 ms |
256 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
256 KB |
Output is correct |
| 9 |
Correct |
1 ms |
256 KB |
Output is correct |
| 10 |
Correct |
1 ms |
256 KB |
Output is correct |
| 11 |
Correct |
4 ms |
384 KB |
Output is correct |
| 12 |
Correct |
2 ms |
360 KB |
Output is correct |
| 13 |
Correct |
7 ms |
376 KB |
Output is correct |
| 14 |
Correct |
6 ms |
384 KB |
Output is correct |
| 15 |
Correct |
14 ms |
512 KB |
Output is correct |
| 16 |
Partially correct |
85 ms |
1056 KB |
Partially correct - number of queries: 6795 |
| 17 |
Correct |
1 ms |
360 KB |
Output is correct |
| 18 |
Partially correct |
53 ms |
1284 KB |
Partially correct - number of queries: 7936 |
| 19 |
Correct |
2 ms |
256 KB |
Output is correct |
| 20 |
Correct |
22 ms |
528 KB |
Output is correct |
| 21 |
Correct |
19 ms |
676 KB |
Output is correct |
| 22 |
Correct |
7 ms |
376 KB |
Output is correct |
| 23 |
Correct |
1 ms |
256 KB |
Output is correct |
| 24 |
Correct |
1 ms |
396 KB |
Output is correct |
| 25 |
Correct |
53 ms |
916 KB |
Output is correct |
| 26 |
Correct |
48 ms |
796 KB |
Output is correct |
| 27 |
Correct |
1 ms |
372 KB |
Output is correct |
| 28 |
Partially correct |
76 ms |
1172 KB |
Partially correct - number of queries: 7477 |
| 29 |
Partially correct |
62 ms |
888 KB |
Partially correct - number of queries: 5686 |
| 30 |
Partially correct |
49 ms |
1216 KB |
Partially correct - number of queries: 7894 |
| 31 |
Correct |
1 ms |
376 KB |
Output is correct |
| 32 |
Correct |
6 ms |
376 KB |
Output is correct |
| 33 |
Correct |
1 ms |
256 KB |
Output is correct |
| 34 |
Correct |
26 ms |
632 KB |
Output is correct |
| 35 |
Correct |
3 ms |
384 KB |
Output is correct |
| 36 |
Correct |
26 ms |
484 KB |
Output is correct |
| 37 |
Correct |
3 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
364 KB |
Output is correct |
| 39 |
Correct |
38 ms |
740 KB |
Output is correct |
| 40 |
Partially correct |
75 ms |
1104 KB |
Partially correct - number of queries: 6779 |
| 41 |
Correct |
61 ms |
772 KB |
Output is correct |
| 42 |
Correct |
67 ms |
816 KB |
Output is correct |
| 43 |
Correct |
42 ms |
748 KB |
Output is correct |
| 44 |
Correct |
23 ms |
712 KB |
Output is correct |
| 45 |
Correct |
18 ms |
652 KB |
Output is correct |
| 46 |
Correct |
1 ms |
388 KB |
Output is correct |
| 47 |
Correct |
53 ms |
760 KB |
Output is correct |
| 48 |
Partially correct |
59 ms |
888 KB |
Partially correct - number of queries: 5900 |
| 49 |
Correct |
10 ms |
360 KB |
Output is correct |
| 50 |
Partially correct |
119 ms |
1252 KB |
Partially correct - number of queries: 7936 |
| 51 |
Correct |
49 ms |
740 KB |
Output is correct |
| 52 |
Correct |
2 ms |
256 KB |
Output is correct |
| 53 |
Correct |
3 ms |
376 KB |
Output is correct |
| 54 |
Correct |
47 ms |
760 KB |
Output is correct |
| 55 |
Correct |
2 ms |
372 KB |
Output is correct |
| 56 |
Partially correct |
96 ms |
1224 KB |
Partially correct - number of queries: 7935 |
| 57 |
Partially correct |
79 ms |
928 KB |
Partially correct - number of queries: 5815 |
| 58 |
Partially correct |
80 ms |
916 KB |
Partially correct - number of queries: 5887 |
| 59 |
Correct |
43 ms |
932 KB |
Output is correct |
| 60 |
Correct |
55 ms |
844 KB |
Output is correct |
| 61 |
Correct |
2 ms |
384 KB |
Output is correct |
| 62 |
Correct |
1 ms |
256 KB |
Output is correct |
| 63 |
Correct |
3 ms |
384 KB |
Output is correct |
| 64 |
Correct |
1 ms |
256 KB |
Output is correct |
| 65 |
Correct |
2 ms |
256 KB |
Output is correct |
| 66 |
Correct |
5 ms |
404 KB |
Output is correct |
| 67 |
Correct |
1 ms |
380 KB |
Output is correct |
| 68 |
Correct |
8 ms |
428 KB |
Output is correct |
| 69 |
Correct |
5 ms |
376 KB |
Output is correct |
| 70 |
Correct |
1 ms |
256 KB |
Output is correct |
| 71 |
Partially correct |
118 ms |
1144 KB |
Partially correct - number of queries: 7883 |
| 72 |
Correct |
4 ms |
448 KB |
Output is correct |
| 73 |
Partially correct |
92 ms |
1216 KB |
Partially correct - number of queries: 7782 |
| 74 |
Partially correct |
70 ms |
1216 KB |
Partially correct - number of queries: 7827 |
| 75 |
Correct |
3 ms |
380 KB |
Output is correct |
| 76 |
Partially correct |
70 ms |
1100 KB |
Partially correct - number of queries: 6699 |
| 77 |
Partially correct |
86 ms |
1208 KB |
Partially correct - number of queries: 8030 |
| 78 |
Correct |
8 ms |
384 KB |
Output is correct |
| 79 |
Correct |
24 ms |
760 KB |
Output is correct |
| 80 |
Partially correct |
85 ms |
1180 KB |
Partially correct - number of queries: 8045 |
| 81 |
Partially correct |
110 ms |
1300 KB |
Partially correct - number of queries: 8023 |
| 82 |
Partially correct |
83 ms |
1196 KB |
Partially correct - number of queries: 7964 |
| 83 |
Correct |
2 ms |
384 KB |
Output is correct |
| 84 |
Partially correct |
71 ms |
1076 KB |
Partially correct - number of queries: 6551 |
| 85 |
Partially correct |
87 ms |
1144 KB |
Partially correct - number of queries: 8015 |
| 86 |
Correct |
41 ms |
760 KB |
Output is correct |
| 87 |
Correct |
5 ms |
384 KB |
Output is correct |
| 88 |
Correct |
31 ms |
608 KB |
Output is correct |
| 89 |
Correct |
34 ms |
760 KB |
Output is correct |
| 90 |
Correct |
2 ms |
384 KB |
Output is correct |
| 91 |
Correct |
37 ms |
760 KB |
Output is correct |
| 92 |
Correct |
1 ms |
256 KB |
Output is correct |
| 93 |
Correct |
13 ms |
384 KB |
Output is correct |
| 94 |
Correct |
9 ms |
384 KB |
Output is correct |
| 95 |
Correct |
10 ms |
384 KB |
Output is correct |
| 96 |
Correct |
4 ms |
640 KB |
Output is correct |
| 97 |
Correct |
1 ms |
384 KB |
Output is correct |
