#define _CRT_SECURE_NO_WARNINGS #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define Ma_PI 3.141592653589793 #define eps 0.00000001 #define LONG_INF 3000000000000000000 #define GOLD 1.61803398874989484820458 #define MAX_MOD 1000000007 #define REP(i,n) for(long long i = 0;i < n;++i) #define seg_size 524288 int sosuu(int a) { int bobo = 1; for (int i = 2; i <= sqrt(a); ++i) { if (a % i == 0) { bobo--; break; } } return bobo; } int main() { #define int long long long long x, y; cin >> x >> y; vector goa; goa.push_back(x); goa.push_back(y); int boa = 0; for (int i = 0; i < goa.size(); ++i) { for (int q = goa[i] + 1; q >= 0; ++q) { int hoge = 0; for (int j = 2; j <= sqrt(q); ++j) { if (q % j == 0) { hoge = 1; break; } } if (hoge == 0) { boa += q - 1 - goa[i]; break; } } } if (boa % 2 == 0 || (sosuu(x) == 1 && sosuu(y) == 1)) { cout << "Second" << endl; } else { cout << "First" << endl; } return 0; }