#include <iostream> #include <vector> #include <bitset> using namespace std; const int MAX_N = 50005; const int MAX_SIZE = 100005; struct operation { int type, x, y; }; vector<bitset<MAX_N>> sets; bitset<MAX_N> b; int n, s, bi; int m = 1; vector<operation> ops; void initNSets() { for (int i = 1; i <= n; ++i) { for (int j = i; j <= n; j += i) { sets[i][j] = 1; } } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> n >> s; sets = vector<bitset<MAX_N>>(n + 1, bitset<MAX_N>()); initNSets(); for (int i = 0; i < s; ++i) { cin >> bi; b[bi] = 1; } if (b == *sets.rbegin()) { cout << 0 << endl; return 0; } ops.push_back({ 3, 1, 0 }); sets.push_back(bitset<MAX_N>()); for (int i = 1; i <= n; ++i) { if (b[i] == (*sets.crbegin())[i]) { continue; } if (b[i]) { ops.push_back({ 1, i, static_cast<int>(sets.size()) - 1 }); sets.push_back((*sets.crbegin()) | sets[i]); } else { ops.push_back({ 3, i, 0 }); sets.push_back(~sets[i]); ops.push_back({ 2, static_cast<int>(sets.size()) - 2, static_cast<int>(sets.size()) - 1 }); sets.push_back(sets[sets.size() - 2] & sets[sets.size() - 1]); } } cout << ops.size() << endl; for (const auto& oper : ops) { cout << oper.type << ' ' << oper.x << ' '; if (oper.type != 3) { cout << oper.y; } cout << endl; } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | #include <iostream> #include <vector> #include <bitset> using namespace std; const int MAX_N = 50005; const int MAX_SIZE = 100005; struct operation { int type, x, y; }; vector<bitset<MAX_N>> sets; bitset<MAX_N> b; int n, s, bi; int m = 1; vector<operation> ops; void initNSets() { for (int i = 1; i <= n; ++i) { for (int j = i; j <= n; j += i) { sets[i][j] = 1; } } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> n >> s; sets = vector<bitset<MAX_N>>(n + 1, bitset<MAX_N>()); initNSets(); for (int i = 0; i < s; ++i) { cin >> bi; b[bi] = 1; } if (b == *sets.rbegin()) { cout << 0 << endl; return 0; } ops.push_back({ 3, 1, 0 }); sets.push_back(bitset<MAX_N>()); for (int i = 1; i <= n; ++i) { if (b[i] == (*sets.crbegin())[i]) { continue; } if (b[i]) { ops.push_back({ 1, i, static_cast<int>(sets.size()) - 1 }); sets.push_back((*sets.crbegin()) | sets[i]); } else { ops.push_back({ 3, i, 0 }); sets.push_back(~sets[i]); ops.push_back({ 2, static_cast<int>(sets.size()) - 2, static_cast<int>(sets.size()) - 1 }); sets.push_back(sets[sets.size() - 2] & sets[sets.size() - 1]); } } cout << ops.size() << endl; for (const auto& oper : ops) { cout << oper.type << ' ' << oper.x << ' '; if (oper.type != 3) { cout << oper.y; } cout << endl; } return 0; } |