#include <iostream> #include <stdio.h> #include <string> #include <sstream> #include <stdlib.h> using namespace std; bool isPrimeNumber(long long input) { for(long long i = 2; i < input/2; i++) { if(input % i == 0) return false; } return true; } int main() { long long input; string number; scanf("%lld", &input); if(input < 10) { cout << "NIE"; return 0; } stringstream stream; stream << input; stream >> number; for(unsigned int i = 1; i < number.length(); i++) { string firstHalf = number.substr(0, i); string secondHalf = number.substr(i, number.length() - i); if(secondHalf[0] == '0') continue; long long firstHalfInput = atol(firstHalf.c_str()); long long secondHalfInput = atol(secondHalf.c_str()); if(isPrimeNumber(firstHalfInput)) { if(isPrimeNumber(secondHalfInput)) { cout << "TAK"; return 0; } } } 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 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | #include <iostream> #include <stdio.h> #include <string> #include <sstream> #include <stdlib.h> using namespace std; bool isPrimeNumber(long long input) { for(long long i = 2; i < input/2; i++) { if(input % i == 0) return false; } return true; } int main() { long long input; string number; scanf("%lld", &input); if(input < 10) { cout << "NIE"; return 0; } stringstream stream; stream << input; stream >> number; for(unsigned int i = 1; i < number.length(); i++) { string firstHalf = number.substr(0, i); string secondHalf = number.substr(i, number.length() - i); if(secondHalf[0] == '0') continue; long long firstHalfInput = atol(firstHalf.c_str()); long long secondHalfInput = atol(secondHalf.c_str()); if(isPrimeNumber(firstHalfInput)) { if(isPrimeNumber(secondHalfInput)) { cout << "TAK"; return 0; } } } cout << "NIE"; return 0; } |