Submission #146201

#TimeUsernameProblemLanguageResultExecution timeMemory
146201imeimi2000"The Lyuboyn" code (IZhO19_lyuboyn)C++17
3 / 100
139 ms5368 KiB
#include <iostream> #include <algorithm> #include <vector> using namespace std; char _S[20]; int B[1 << 18]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, k, t; cin >> n >> k >> t >> _S; if (k + 1 & 1) { cout << "-1\n"; return 0; } int S = 0; for (int i = 0; i < n; ++i) S = S << 1 | _S[i] - '0'; for (int i = 0; i <= k; ++i) B[1 << i] = (1 << k + 1) - (1 << i) - 1; for (int i = k + 1; i < n; ++i) B[1 << i] = (1 << k - 1) + (1 << i) - 1; cout << (1 << n); for (int i = 0; i < (1 << n); ++i) { S ^= B[i & -i]; for (int j = n; j--; ) cout << (char)(((S >> j) & 1) + '0'); cout << '\n'; } return 0; }

Compilation message (stderr)

lyuboyn.cpp: In function 'int main()':
lyuboyn.cpp:13:11: warning: suggest parentheses around '+' in operand of '&' [-Wparentheses]
     if (k + 1 & 1) {
         ~~^~~
lyuboyn.cpp:18:52: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
     for (int i = 0; i < n; ++i) S = S << 1 | _S[i] - '0';
                                              ~~~~~~^~~~~
lyuboyn.cpp:20:29: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
         B[1 << i] = (1 << k + 1) - (1 << i) - 1;
                           ~~^~~
lyuboyn.cpp:22:29: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
         B[1 << i] = (1 << k - 1) + (1 << i) - 1;
                           ~~^~~
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