제출 #763524

#제출 시각아이디문제언어결과실행 시간메모리
763524dxz05Genetics (BOI18_genetics)C++17
46 / 100
2072 ms89316 KiB
#pragma GCC optimize("Ofast,O3,unroll-loops") #pragma GCC target("avx2") #include <bits/stdc++.h> using namespace std; #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define bpc(x) __builtin_popcount(x) #define bpcll(x) __builtin_popcountll(x) #define MP make_pair //#define endl '\n' mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count()); typedef long long ll; const int MOD = 1e9 + 7; const int N = 4100; string s[N]; bitset<N> b[4][N]; bool removed[N]; int cnt[N][N]; int hamming(int i, int j){ if (cnt[i][j] != -1) return cnt[i][j]; int res = (int) s[i].size(); for (auto & t : b){ res -= (t[i] & t[j]).count(); } return cnt[i][j] = cnt[j][i] = res; } void solve(){ int n, m, k; cin >> n >> m >> k; for (int i = 0; i < n; i++) cin >> s[i]; for (int t = 0; t < 4; t++) { for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { if (s[i][j] == "ACGT"[t]) { b[t][i].set(j); } } } } memset(cnt, -1, sizeof(cnt)); for (int i = 0; i < n; i++){ if (removed[i]) continue; for (int j = 0; j < i; j++){ if (removed[j]) continue; if (hamming(i, j) != k){ removed[i] = true; removed[j] = true; break; } } } for (int i = 0; i < n; i++){ if (removed[i]) continue; bool ok = true; for (int j = 0; j < n; j++){ if (i != j && hamming(i, j) != k){ ok = false; break; } } if (ok){ cout << i + 1 << endl; return; } } } int main(){ clock_t startTime = clock(); ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); #ifdef LOCAL freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); #endif int test_cases = 1; // cin >> test_cases; for (int test = 1; test <= test_cases; test++){ // cout << (solve() ? "YES" : "NO") << endl; solve(); } #ifdef LOCAL cerr << "Time: " << int((double) (clock() - startTime) / CLOCKS_PER_SEC * 1000) << " ms" << endl; #endif return 0; }

컴파일 시 표준 에러 (stderr) 메시지

genetics.cpp: In function 'int main()':
genetics.cpp:87:13: warning: unused variable 'startTime' [-Wunused-variable]
   87 |     clock_t startTime = clock();
      |             ^~~~~~~~~
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