Submission #924218

#TimeUsernameProblemLanguageResultExecution timeMemory
924218CamillusBrperm (RMI20_brperm)C++17
Compilation error
0 ms0 KiB
#define debug(...) 42 #include "bits/stdc++.h" using namespace std; #ifndef LOCAL #include "brperm.h" #else void init(int n, const char s[]); int query(int i, int k); #endif int n; char ss[500500]; void init(int N, const char S[]) { int n = N; for (int i = 0; i < n; i++) { ss[i] = S[i]; } } int swapped(int i, int k) { int a = 1; int b = 1 << (k - 1); if (bool(i & a) == bool(i & b)) { return i; } else { i ^= a; i ^= b; return i; } } int query(int i, int k) { if (i + (1 << k) > n) { return false; } string t(s.begin() + i, s.begin() + i + (1 << k)); for (int j = 0; j < (1 << k); j++) { if (t[j] != t[swapped(j, k)]) { return false; } } return true; } #ifdef LOCAL char __s[(int)5e5 + 10] = {}; int main() { cin >> __s; init(strlen(__s), __s); int __x, __y; while (cin >> __x >> __y) cout << query(__x, __y) << '\n'; return 0; } #endif

Compilation message (stderr)

brperm.cpp: In function 'int query(int, int)':
brperm.cpp:39:14: error: 's' was not declared in this scope
   39 |     string t(s.begin() + i, s.begin() + i + (1 << k));
      |              ^