Submission #1870630
Source Code Expand
#include <cstdio> long long D, P10[19], O; long long DFS(int len, bool first, long long need) { if (len == 0) return need == 0; if (len == 1) return need == 0 ? 10 - first : 0; long long S = 0; for (long long dif = -9; dif <= 9; dif++) if ((need - dif * (P10[len - 1] - 1)) % 10 == 0) S += DFS(len - 2, false, (need - dif * (P10[len - 1] - 1)) / 10) * (10 - (dif < 0 ? -dif : dif) - (first && dif >= 0)); return S; } int main() { scanf("%lld", &D); P10[0] = 1; for (int i = 1; i <= 18; i++) P10[i] = P10[i - 1] * 10; for (int i = 1; i <= 18; i++) O += DFS(i, true, D); printf("%lld\n", O); return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Mirrored |
User | NiroBC |
Language | C++14 (GCC 5.4.1) |
Score | 800 |
Code Size | 651 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:17:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &D); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 800 / 800 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | a01, a02, a03 |
All | a01, a02, a03, b04, b05, b06, b07, b08, b09, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29, b30, b31, b32, b33, b34, b35, b36, b37, b38, b39, b40, b41, b42, b43, b44, b45, b46, b47, b48, b49, b50, b51, b52, b53, b54, b55, b56, b57, b58, b59, b60, b61, b62, b63 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
a01 | AC | 1 ms | 128 KB |
a02 | AC | 1 ms | 128 KB |
a03 | AC | 1 ms | 128 KB |
b04 | AC | 0 ms | 128 KB |
b05 | AC | 0 ms | 128 KB |
b06 | AC | 1 ms | 128 KB |
b07 | AC | 1 ms | 128 KB |
b08 | AC | 1 ms | 128 KB |
b09 | AC | 1 ms | 128 KB |
b10 | AC | 1 ms | 128 KB |
b11 | AC | 1 ms | 128 KB |
b12 | AC | 1 ms | 128 KB |
b13 | AC | 1 ms | 128 KB |
b14 | AC | 1 ms | 128 KB |
b15 | AC | 1 ms | 128 KB |
b16 | AC | 1 ms | 128 KB |
b17 | AC | 1 ms | 128 KB |
b18 | AC | 1 ms | 128 KB |
b19 | AC | 0 ms | 128 KB |
b20 | AC | 1 ms | 128 KB |
b21 | AC | 1 ms | 128 KB |
b22 | AC | 1 ms | 128 KB |
b23 | AC | 0 ms | 128 KB |
b24 | AC | 1 ms | 128 KB |
b25 | AC | 1 ms | 128 KB |
b26 | AC | 1 ms | 128 KB |
b27 | AC | 1 ms | 128 KB |
b28 | AC | 1 ms | 128 KB |
b29 | AC | 1 ms | 128 KB |
b30 | AC | 0 ms | 128 KB |
b31 | AC | 1 ms | 128 KB |
b32 | AC | 1 ms | 128 KB |
b33 | AC | 1 ms | 128 KB |
b34 | AC | 1 ms | 128 KB |
b35 | AC | 1 ms | 128 KB |
b36 | AC | 0 ms | 128 KB |
b37 | AC | 1 ms | 128 KB |
b38 | AC | 1 ms | 128 KB |
b39 | AC | 1 ms | 128 KB |
b40 | AC | 1 ms | 128 KB |
b41 | AC | 1 ms | 128 KB |
b42 | AC | 1 ms | 128 KB |
b43 | AC | 1 ms | 128 KB |
b44 | AC | 1 ms | 128 KB |
b45 | AC | 1 ms | 128 KB |
b46 | AC | 1 ms | 128 KB |
b47 | AC | 1 ms | 128 KB |
b48 | AC | 1 ms | 128 KB |
b49 | AC | 1 ms | 128 KB |
b50 | AC | 1 ms | 128 KB |
b51 | AC | 1 ms | 128 KB |
b52 | AC | 1 ms | 128 KB |
b53 | AC | 1 ms | 128 KB |
b54 | AC | 1 ms | 128 KB |
b55 | AC | 1 ms | 128 KB |
b56 | AC | 1 ms | 128 KB |
b57 | AC | 1 ms | 128 KB |
b58 | AC | 1 ms | 128 KB |
b59 | AC | 1 ms | 128 KB |
b60 | AC | 1 ms | 128 KB |
b61 | AC | 1 ms | 128 KB |
b62 | AC | 1 ms | 128 KB |
b63 | AC | 1 ms | 128 KB |