Submission #1533356
Source Code Expand
#include<bits/stdc++.h> using namespace std; map<long long,long long>dp; const long long md=1e9+7; long long calc(long long x) { if(dp.find(x)!=dp.end())return dp[x]; if(x==0)return dp[0]=1; if(x==1)return dp[1]=2; return dp[x]=(calc(x/2)+calc((x-1)/2)+calc((x-2)/2))%md; } int main() { long long n; scanf("%lld",&n); printf("%lld\n",calc(n)); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Xor Sum |
User | xuyuan |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 380 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:15:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld",&n); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | ||||
Status |
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Set Name | Test Cases |
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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 | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask_1_max_01.txt | AC | 1 ms | 256 KB |
subtask_1_rand_01.txt | AC | 1 ms | 256 KB |
subtask_1_rand_02.txt | AC | 1 ms | 256 KB |
subtask_1_rand_03.txt | AC | 1 ms | 256 KB |
subtask_1_rand_04.txt | AC | 1 ms | 256 KB |
subtask_1_rand_05.txt | AC | 1 ms | 256 KB |
subtask_1_small_rand_01.txt | AC | 1 ms | 256 KB |
subtask_1_small_rand_02.txt | AC | 1 ms | 256 KB |
subtask_1_small_rand_03.txt | AC | 1 ms | 256 KB |
subtask_1_small_rand_04.txt | AC | 1 ms | 256 KB |
subtask_1_small_rand_05.txt | AC | 1 ms | 256 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 |