//#pragma GCC optimize("Ofast,unroll-loops,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
#define debug(s) cout<< #s <<" = "<< s <<endl
#define all(v) (v).begin(), (v).end()
#define KeepUnique(v) (v).erase( unique(all(v)), v.end() )
#define MEMSET(a,val) memset(a, val, sizeof a)
#define PB push_back
#define endl '\n'
inline int myrand(int l, int r) {
int ret = rand(); ret <<= 15; ret ^= rand();
if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
return ret;
}
template <typename F, typename S>
ostream& operator << (ostream& os, const pair< F, S>& p) {
return os<<"(" <<p.first<<", "<<p.second<<")";
}
const int maxn = 200010;
vector<int> memo[maxn];
int mx_tot = 0;
vector<int> blocks;
int Left(int i) {
if(memo[i].empty()) memo[i] = ask(i);
return memo[i][0];
}
int Total(int i) {
if(memo[i].empty()) memo[i] = ask(i);
return memo[i][0] + memo[i][1];
}
bool IsThere(int i, int j) {
if(Total(j) < mx_tot) return true;
return (Left(j) - Left(i)) > 0;
}
bool Thicc(int i) {
return Total(i) < mx_tot;
}
int NextThicc(int i) {
if(Thicc(i)) return i;
int it = lower_bound(all(blocks), i) - blocks.begin();
while(!IsThere(i, blocks[it])) it++;
int d = max((it == 0 ? -1 : blocks[it-1]), i);
for(int j = 25; j >= 0; j--) {
if(d + (1 << j) >= blocks[it]) continue;
if(!IsThere(i, d + (1 << j)))
d += (1 << j);
} return d + 1;
}
int find_best(int n) { int debug = 0;
if(!debug) if(n <= 5000)
for(int i = 0; i < n; i++)
if(Total(i) == 0)
return i;
int k = 782; int sz = n / k;
for(int i = sz; i < n; i += sz) {
blocks.push_back(i);
} if(blocks.back() != n-1) blocks.push_back(n-1);
for(int b : blocks) mx_tot = max(mx_tot, Total(b));
int now = 0;
while(true) {
now = NextThicc(now);
if(Total(now) == 0) return now;
now++;
}
}
Compilation message
prize.cpp: In function 'int myrand(int, int)':
prize.cpp:17:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
^~
prize.cpp:17:26: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
^~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
15 ms |
4988 KB |
Output is correct |
| 2 |
Correct |
12 ms |
5048 KB |
Output is correct |
| 3 |
Correct |
13 ms |
5232 KB |
Output is correct |
| 4 |
Correct |
14 ms |
5232 KB |
Output is correct |
| 5 |
Correct |
12 ms |
5232 KB |
Output is correct |
| 6 |
Correct |
14 ms |
5232 KB |
Output is correct |
| 7 |
Correct |
15 ms |
5232 KB |
Output is correct |
| 8 |
Correct |
13 ms |
5232 KB |
Output is correct |
| 9 |
Correct |
15 ms |
5232 KB |
Output is correct |
| 10 |
Correct |
9 ms |
5232 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
13 ms |
5232 KB |
Output is correct |
| 2 |
Correct |
10 ms |
5236 KB |
Output is correct |
| 3 |
Correct |
14 ms |
5236 KB |
Output is correct |
| 4 |
Correct |
15 ms |
5236 KB |
Output is correct |
| 5 |
Correct |
13 ms |
5260 KB |
Output is correct |
| 6 |
Correct |
14 ms |
5284 KB |
Output is correct |
| 7 |
Correct |
12 ms |
5284 KB |
Output is correct |
| 8 |
Correct |
13 ms |
5284 KB |
Output is correct |
| 9 |
Correct |
13 ms |
5400 KB |
Output is correct |
| 10 |
Correct |
11 ms |
5400 KB |
Output is correct |
| 11 |
Correct |
13 ms |
5400 KB |
Output is correct |
| 12 |
Correct |
13 ms |
5400 KB |
Output is correct |
| 13 |
Correct |
16 ms |
5400 KB |
Output is correct |
| 14 |
Correct |
14 ms |
5400 KB |
Output is correct |
| 15 |
Correct |
18 ms |
5400 KB |
Output is correct |
| 16 |
Correct |
35 ms |
5400 KB |
Output is correct |
| 17 |
Correct |
14 ms |
5400 KB |
Output is correct |
| 18 |
Correct |
60 ms |
5400 KB |
Output is correct |
| 19 |
Correct |
16 ms |
5400 KB |
Output is correct |
| 20 |
Correct |
13 ms |
5400 KB |
Output is correct |
| 21 |
Correct |
14 ms |
5400 KB |
Output is correct |
| 22 |
Correct |
16 ms |
5400 KB |
Output is correct |
| 23 |
Correct |
11 ms |
5400 KB |
Output is correct |
| 24 |
Correct |
11 ms |
5400 KB |
Output is correct |
| 25 |
Correct |
17 ms |
5400 KB |
Output is correct |
| 26 |
Correct |
22 ms |
5400 KB |
Output is correct |
| 27 |
Correct |
12 ms |
5400 KB |
Output is correct |
| 28 |
Correct |
36 ms |
5400 KB |
Output is correct |
| 29 |
Correct |
34 ms |
5400 KB |
Output is correct |
| 30 |
Correct |
41 ms |
5400 KB |
Output is correct |
| 31 |
Correct |
11 ms |
5400 KB |
Output is correct |
| 32 |
Correct |
12 ms |
5400 KB |
Output is correct |
| 33 |
Correct |
6 ms |
5400 KB |
Output is correct |
| 34 |
Correct |
20 ms |
5400 KB |
Output is correct |
| 35 |
Correct |
12 ms |
5400 KB |
Output is correct |
| 36 |
Correct |
23 ms |
5400 KB |
Output is correct |
| 37 |
Correct |
12 ms |
5400 KB |
Output is correct |
| 38 |
Correct |
10 ms |
5400 KB |
Output is correct |
| 39 |
Correct |
27 ms |
5400 KB |
Output is correct |
| 40 |
Correct |
33 ms |
5400 KB |
Output is correct |
| 41 |
Correct |
36 ms |
5400 KB |
Output is correct |
| 42 |
Correct |
33 ms |
5400 KB |
Output is correct |
| 43 |
Correct |
36 ms |
5400 KB |
Output is correct |
| 44 |
Correct |
31 ms |
5400 KB |
Output is correct |
| 45 |
Correct |
27 ms |
5400 KB |
Output is correct |
| 46 |
Correct |
15 ms |
5400 KB |
Output is correct |
| 47 |
Correct |
30 ms |
5400 KB |
Output is correct |
| 48 |
Correct |
37 ms |
5400 KB |
Output is correct |
| 49 |
Correct |
15 ms |
5400 KB |
Output is correct |
| 50 |
Correct |
42 ms |
5400 KB |
Output is correct |
| 51 |
Correct |
22 ms |
5400 KB |
Output is correct |
| 52 |
Correct |
17 ms |
5400 KB |
Output is correct |
| 53 |
Correct |
17 ms |
5400 KB |
Output is correct |
| 54 |
Correct |
30 ms |
5400 KB |
Output is correct |
| 55 |
Correct |
12 ms |
5400 KB |
Output is correct |
| 56 |
Correct |
38 ms |
5404 KB |
Output is correct |
| 57 |
Correct |
37 ms |
5404 KB |
Output is correct |
| 58 |
Correct |
34 ms |
5404 KB |
Output is correct |
| 59 |
Correct |
29 ms |
5404 KB |
Output is correct |
| 60 |
Correct |
27 ms |
5404 KB |
Output is correct |
| 61 |
Correct |
13 ms |
5404 KB |
Output is correct |
| 62 |
Correct |
11 ms |
5404 KB |
Output is correct |
| 63 |
Correct |
11 ms |
5404 KB |
Output is correct |
| 64 |
Correct |
9 ms |
5404 KB |
Output is correct |
| 65 |
Correct |
13 ms |
5404 KB |
Output is correct |
| 66 |
Correct |
16 ms |
5404 KB |
Output is correct |
| 67 |
Correct |
14 ms |
5404 KB |
Output is correct |
| 68 |
Correct |
13 ms |
5404 KB |
Output is correct |
| 69 |
Correct |
15 ms |
5404 KB |
Output is correct |
| 70 |
Correct |
10 ms |
5404 KB |
Output is correct |
| 71 |
Correct |
35 ms |
5412 KB |
Output is correct |
| 72 |
Correct |
12 ms |
5412 KB |
Output is correct |
| 73 |
Correct |
46 ms |
5412 KB |
Output is correct |
| 74 |
Correct |
46 ms |
5412 KB |
Output is correct |
| 75 |
Correct |
12 ms |
5412 KB |
Output is correct |
| 76 |
Correct |
48 ms |
5412 KB |
Output is correct |
| 77 |
Correct |
50 ms |
5412 KB |
Output is correct |
| 78 |
Correct |
14 ms |
5412 KB |
Output is correct |
| 79 |
Correct |
36 ms |
5412 KB |
Output is correct |
| 80 |
Correct |
42 ms |
5436 KB |
Output is correct |
| 81 |
Correct |
44 ms |
5436 KB |
Output is correct |
| 82 |
Correct |
58 ms |
5436 KB |
Output is correct |
| 83 |
Correct |
13 ms |
5436 KB |
Output is correct |
| 84 |
Correct |
34 ms |
5436 KB |
Output is correct |
| 85 |
Correct |
42 ms |
5436 KB |
Output is correct |
| 86 |
Correct |
34 ms |
5436 KB |
Output is correct |
| 87 |
Correct |
12 ms |
5436 KB |
Output is correct |
| 88 |
Correct |
32 ms |
5436 KB |
Output is correct |
| 89 |
Correct |
36 ms |
5436 KB |
Output is correct |
| 90 |
Correct |
10 ms |
5436 KB |
Output is correct |
| 91 |
Correct |
34 ms |
5436 KB |
Output is correct |
| 92 |
Correct |
35 ms |
5436 KB |
Output is correct |
| 93 |
Correct |
43 ms |
5436 KB |
Output is correct |
| 94 |
Correct |
36 ms |
5436 KB |
Output is correct |
| 95 |
Correct |
26 ms |
5436 KB |
Output is correct |
| 96 |
Correct |
39 ms |
5436 KB |
Output is correct |
| 97 |
Correct |
37 ms |
5436 KB |
Output is correct |
