#include <iostream> #include <cstdio> #include <string> #include <sstream> #include <vector> #include <set> #include <map> #include <queue> #include <stack> #include <cmath> #include <algorithm> #include <cstring> #include <ctime> #include <cassert> using namespace std; #define pb push_back #define mp make_pair #define pii pair<int,int> #define fi first #define se second #define vi vector<int> #define vpii vector<pii> #define SZ(x) ((int)(x.size())) #define DBG cerr << "debug here" << endl; #define DBGV(vari) cerr << #vari<< " = "<< (vari) <<endl; typedef long long ll; const int INF = 1e9; bool is_prime(ll n) { if (n < 2) return 0; for (ll d = 2; d*d <= n; ++d) { if(n % d == 0) return 0; } return 1; } int main() { ios_base::sync_with_stdio(0); string s; cin >> s; vector<int> digits; for (int i = 0; i < s.size(); ++i) { digits.pb(s[i]-'0'); } for (int pos = 0; pos < digits.size()-1; ++pos) { if (digits[pos+1] == 0) continue; ll n = 0; for (int i = 0; i <= pos; ++i) { n = 10*n + digits[i]; } ll m = 0; for (int i = pos+1; i < digits.size(); ++i) { m = 10*m + digits[i]; } if (is_prime(n) and is_prime(m)) { cout << "TAK" << endl; return 0; } } cout << "NIE" << 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 | #include <iostream> #include <cstdio> #include <string> #include <sstream> #include <vector> #include <set> #include <map> #include <queue> #include <stack> #include <cmath> #include <algorithm> #include <cstring> #include <ctime> #include <cassert> using namespace std; #define pb push_back #define mp make_pair #define pii pair<int,int> #define fi first #define se second #define vi vector<int> #define vpii vector<pii> #define SZ(x) ((int)(x.size())) #define DBG cerr << "debug here" << endl; #define DBGV(vari) cerr << #vari<< " = "<< (vari) <<endl; typedef long long ll; const int INF = 1e9; bool is_prime(ll n) { if (n < 2) return 0; for (ll d = 2; d*d <= n; ++d) { if(n % d == 0) return 0; } return 1; } int main() { ios_base::sync_with_stdio(0); string s; cin >> s; vector<int> digits; for (int i = 0; i < s.size(); ++i) { digits.pb(s[i]-'0'); } for (int pos = 0; pos < digits.size()-1; ++pos) { if (digits[pos+1] == 0) continue; ll n = 0; for (int i = 0; i <= pos; ++i) { n = 10*n + digits[i]; } ll m = 0; for (int i = pos+1; i < digits.size(); ++i) { m = 10*m + digits[i]; } if (is_prime(n) and is_prime(m)) { cout << "TAK" << endl; return 0; } } cout << "NIE" << endl; return 0; } |