//Code by Patcas Csaba #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define LL long long #define PII pair #define VB vector #define VI vector #define VD vector #define VS vector #define VPII vector > #define VVI vector < VI > #define VVB vector < VB > #define FORN(i, n) for(int i = 0; i < (n); ++i) #define FOR(i, a, b) for(int i = (a); i <= (b); ++i) #define FORD(i, a, b) for(int i = (a); i >= (b); --i) #define FORI(it, X) for(__typeof((X).begin()) it = (X).begin(); it !=(X).end(); ++it) #define REPEAT do{ #define UNTIL(x) }while(!(x)); #define SZ size() #define BG begin() #define EN end() #define CL clear() #define X first #define Y second #define RS resize #define PB push_back #define MP make_pair #define ALL(x) x.begin(), x.end() #define IN_FILE "a.in" #define OUT_FILE "a.out" int n; VB was; VI a; int main() { //Read data //freopen(IN_FILE, "r", stdin); //freopen(OUT_FILE, "w", stdout); cin >> n; was.RS(1 << n); //Solve int x = 0; FORN(i, (1 << n)) { a.PB(x); was[x] = true; int y = x; FORN(j, n) { y ^= 1 << j; if (!was[y]) { x = y; break; } y ^= 1 << j; } } //Write data FORN(i, 1 << n) { FORD(j, n - 1, 0) if (a[i] & (1 << j)) cout << "1"; else cout << "0"; cout << endl; } return 0; }