Submission #1273932
Source Code Expand
// AtCoder Grand Contest 014 // A - Cookie Exchanges #include <cstdio> #include <algorithm> #include <numeric> #define MAX_N 3 using namespace std; typedef long long int ll; ll a[MAX_N]; int main() { ll tmp_a[MAX_N]; ll sum, max_a; int j, m; bool is_odd; max_a = 0; for (int i = 0; i < MAX_N; i++) { scanf("%lld", &a[i]); max_a = max(max_a, a[i]); } for (m = 0; (1 << m) <= max_a; m++) {} for (j = 0; j <= m; j++) { is_odd = false; for (int i = 0; i < MAX_N; i++) { if (a[i] % (MAX_N - 1) != 0) { is_odd = true; break; } } if (is_odd) { break; } sum = accumulate(a, a + MAX_N, 0); swap(a, tmp_a); for (int i = 0; i < MAX_N; i++) { a[i] = (sum - tmp_a[i]) / (MAX_N - 1); } } if (is_odd) { printf("%d\n", j); } else { printf("%d\n", -1); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Cookie Exchanges |
User | scarlet7000 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 932 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:22:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &a[i]); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 1 ms | 128 KB |
in10.txt | AC | 1 ms | 128 KB |
in11.txt | AC | 1 ms | 128 KB |
in2.txt | AC | 1 ms | 128 KB |
in3.txt | AC | 1 ms | 128 KB |
in4.txt | AC | 1 ms | 128 KB |
in5.txt | AC | 1 ms | 128 KB |
in6.txt | AC | 1 ms | 128 KB |
in7.txt | AC | 1 ms | 128 KB |
in8.txt | AC | 1 ms | 128 KB |
in9.txt | AC | 1 ms | 128 KB |
sample1.txt | AC | 1 ms | 128 KB |
sample2.txt | AC | 1 ms | 128 KB |
sample3.txt | AC | 1 ms | 128 KB |