Submission #1872698
Source Code Expand
#include <iostream> #include <cstdio> #include <map> using namespace std; typedef long long ll; ll n, M = 1e9 + 7; map<ll, ll> d; ll f(ll p) { if (d[p]) return d[p]; if (p == 0) return 1; if (p == 1) return 2; if (p == 2) return 4; if (p&1) return d[p] = (2 * f(n / 2) + f(n / 2 - 1)) % M; else return d[p] = (f(n / 2) + 2 * f(n / 2 -1)) % M; } int main() { cin >> n; cout << f(n); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Xor Sum |
User | sean617 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 429 Byte |
Status | RE |
Exec Time | 250 ms |
Memory | 262400 KB |
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 600 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_max_01.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt, subtask_1_rand_03.txt, subtask_1_rand_04.txt, subtask_1_rand_05.txt, subtask_1_small_rand_01.txt, subtask_1_small_rand_02.txt, subtask_1_small_rand_03.txt, subtask_1_small_rand_04.txt, subtask_1_small_rand_05.txt, subtask_1_specific_01.txt, subtask_1_specific_02.txt, subtask_1_specific_03.txt, subtask_1_specific_04.txt, subtask_1_specific_05.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | RE | 250 ms | 262400 KB |
sample_03.txt | RE | 234 ms | 262400 KB |
subtask_1_max_01.txt | RE | 233 ms | 262400 KB |
subtask_1_rand_01.txt | RE | 240 ms | 262400 KB |
subtask_1_rand_02.txt | RE | 239 ms | 262400 KB |
subtask_1_rand_03.txt | RE | 238 ms | 262400 KB |
subtask_1_rand_04.txt | RE | 234 ms | 262400 KB |
subtask_1_rand_05.txt | RE | 237 ms | 262400 KB |
subtask_1_small_rand_01.txt | RE | 235 ms | 262400 KB |
subtask_1_small_rand_02.txt | RE | 238 ms | 262400 KB |
subtask_1_small_rand_03.txt | RE | 234 ms | 262400 KB |
subtask_1_small_rand_04.txt | RE | 235 ms | 262400 KB |
subtask_1_small_rand_05.txt | RE | 239 ms | 262400 KB |
subtask_1_specific_01.txt | AC | 1 ms | 256 KB |
subtask_1_specific_02.txt | AC | 1 ms | 256 KB |
subtask_1_specific_03.txt | AC | 1 ms | 256 KB |
subtask_1_specific_04.txt | AC | 1 ms | 256 KB |
subtask_1_specific_05.txt | AC | 1 ms | 256 KB |