Submission #696195

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
696195	2023-02-05 19:34:59	bdl	Genetics (BOI18_genetics)	C++17	100 / 100	236 ms	36144 KiB

genetics

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#include <iostream>
#include <random>
using namespace std;
typedef unsigned int ui;
const int N = 4100;
int g(char c) {
  return c == 'A' ? 0 : c == 'C' ? 1 : c == 'G' ? 2 : 3;
}
mt19937 rng(1234);
int main() {
  ios::sync_with_stdio(0), cin.tie(0);
  int n, m, k;
  cin >> n >> m >> k;
  static string s[N];
  static ui h[N], f[N][4];
  for (int i = 0; i < n; i++) {
    cin >> s[i];
    h[i] = rng();
    for (int j = 0; j < m; j++)
      f[j][g(s[i][j])] += h[i];
  }
  ui sum = 0;
  for (int i = 0; i < n; i++)
    sum += h[i];
  for (int i = 0; i < n; i++) {
 
 
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• Subtask 1: 27 / 27
• Subtask 2: 19 / 19
• Subtask 3: 28 / 28
• Subtask 4: 26 / 26