#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; typedef long long int llint; typedef long double lldo; #define mp make_pair #define mt make_tuple #define pub push_back #define puf push_front #define pob pop_back #define pof pop_front #define fir first #define sec second #define res resize #define ins insert #define era erase /* cout<bool mineq(T& a,U b){if(a>b){a=b;return true;}return false;} template bool maxeq(T& a,U b){if(a void SO(T& ve){sort(ve.begin(),ve.end());} template void REV(T& ve){reverse(ve.begin(),ve.end());} templatellint LBI(vector&ar,T in){return lower_bound(ar.begin(),ar.end(),in)-ar.begin();} templatellint UBI(vector&ar,T in){return upper_bound(ar.begin(),ar.end(),in)-ar.begin();} int main(void){ //わてれは誤読界のtourist llint Y,X,ans=0,i;cin>>Y>>X; llint fY=Y,fX=X; bool Yso=0,Xso=0; int Yug=0,Xug=0; while(-1){ bool sosu=1; for(i=2;i*i<=Y;i++){ if(Y%i==0){sosu=0;break;} } if(sosu&&Yug){break;} if(sosu){Yso=1;} Y++;ans++; Yug++; } while(-1){ bool sosu=1; for(i=2;i*i<=X;i++){ if(X%i==0){sosu=0;break;} } if(sosu&&Xug){break;} if(sosu){Xso=1;} X++;ans++; Xug=1; } if((Xso&&Yso)||(fX==2&&Yso)||(fY==2&&Xso)||(Xug+Yug)%2==0){cout<<"Second"<