Submission #3783363
Source Code Expand
#include <algorithm> #include <cmath> #include <cstdio> #include <deque> #include <iomanip> #include <iostream> #include <queue> #include <stack> #include <utility> #include <vector> using std::cin; using std::cout; using std::endl; int main(void) { cout << std::fixed << std::setprecision(10); cin.tie(0); std::ios::sync_with_stdio(false); int64_t res = 0; int64_t n, p; cin >> n >> p; int64_t odd = 0, even = 0; for (int i = 0; i < n; i++) { int m1; cin >> m1; if (m1 % 2 == 0) even++; else odd++; } switch (p) { case 0: if (odd == 0) { cout << (int64_t)(std::pow(2, even)); } else { cout << (int64_t)(std::pow(2, even) * std::pow(2, odd) / 2); } break; case 1: if (odd == 0) { cout << 0; exit(0); } else { cout << (int64_t)(std::pow(2, even) * std::pow(2, odd) / 2); } break; default: break; } return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Biscuits |
User | arc |
Language | C++14 (GCC 5.4.1) |
Score | 200 |
Code Size | 1111 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
|
Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt, sample4.txt |
All | sample1.txt, sample2.txt, sample3.txt, sample4.txt, in1.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, sample1.txt, sample2.txt, sample3.txt, sample4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 1 ms | 256 KB |
in2.txt | AC | 1 ms | 256 KB |
in3.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 1 ms | 256 KB |
in5.txt | AC | 1 ms | 256 KB |
in6.txt | AC | 1 ms | 256 KB |
in7.txt | AC | 1 ms | 256 KB |
in8.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |
sample4.txt | AC | 1 ms | 256 KB |