Submission #647396

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
647396	2022-10-02 11:26:23	tvladm2009	Genetics (BOI18_genetics)	C++14	100 / 100	438 ms	40372 KiB

genetics

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#include <bits/stdc++.h>
using ll = long long;
int const nmax = 4100;
int const sigma = 257;
int const modulo = 1e9 + 7;
std::string s[1 + nmax];
int r[1 + nmax], code[sigma], cost[1 + nmax][sigma];
int main() {
  std::ios_base::sync_with_stdio(0);
  std::cin.tie(0);
  srand(time(0));
  int n, m, k;
  std::cin >> n >> m >> k;
  code['A'] = 0;
  code['G'] = 1;
  code['C'] = 2;
  code['T'] = 3;
  ll sum = 0;
  for(int i = 1;i <= n; i++) {
    std::cin >> s[i];
    r[i] = rand() % modulo;
    sum += r[i];
    for(int j = 0;j < m; j++) {
      cost[j][code[s[i][j]]] += r[i];
      cost[j][code[s[i][j]]] %= modulo;
    }
  }
 
 
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Compilation message (stderr)

genetics.cpp: In function 'int main()':
genetics.cpp:27:27: warning: array subscript has type 'char' [-Wchar-subscripts]
   27 |       cost[j][code[s[i][j]]] += r[i];
      |                           ^
genetics.cpp:28:27: warning: array subscript has type 'char' [-Wchar-subscripts]
   28 |       cost[j][code[s[i][j]]] %= modulo;
      |                           ^
genetics.cpp:38:29: warning: array subscript has type 'char' [-Wchar-subscripts]
   38 |         if(c == code[s[i][j]])
      |                             ^

• Subtask 1: 27 / 27
• Subtask 2: 19 / 19
• Subtask 3: 28 / 28
• Subtask 4: 26 / 26