#include <iostream> using namespace std; typedef long long ll; bool Pier(ll x) { if (x == 1) return false; if (x == 2) return true; for (ll i = 2; i * i <= x; ++i) if (x % i == 0) return false; return true; } int main() { ios_base::sync_with_stdio(0); string n; cin >> n; bool ok = false; for (int i = 0; i < n.size() - 1; ++i) { ll x = 0, y = 0; for (int j = 0; j <= i; ++j) x = 10 * x + (n[j] - '0'); for (int j = i + 1; j < n.size(); ++j) y = 10 * y + (n[j] - '0'); if (n[i + 1] != '0' && Pier(x) && Pier(y)) ok = true; } if (ok) cout << "TAK"; else cout << "NIE"; 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 | #include <iostream> using namespace std; typedef long long ll; bool Pier(ll x) { if (x == 1) return false; if (x == 2) return true; for (ll i = 2; i * i <= x; ++i) if (x % i == 0) return false; return true; } int main() { ios_base::sync_with_stdio(0); string n; cin >> n; bool ok = false; for (int i = 0; i < n.size() - 1; ++i) { ll x = 0, y = 0; for (int j = 0; j <= i; ++j) x = 10 * x + (n[j] - '0'); for (int j = i + 1; j < n.size(); ++j) y = 10 * y + (n[j] - '0'); if (n[i + 1] != '0' && Pier(x) && Pier(y)) ok = true; } if (ok) cout << "TAK"; else cout << "NIE"; return 0; } |