#include #include #include #include typedef unsigned long long ull; #if __SIZEOF_POINTER__==0 static inline ull mul(__uint128_t x,ull y,ull m){return x*y%m;} #elif __SIZEOF_POINTER__==8 static inline ull mul(ull x,ull y,ull m){ ull z=0; for(;y;y>>=1){ if(y&1){z+=x;if(z>=m)z-=m;} x+=x;if(x>=m)x-=m; } return z; } #else #error mul is not supported #endif static inline ull powmod(ull x,ull y,ull m){ ull z=1; for(;y;y>>=1){ if(y&1)z=mul(z,x,m); x=mul(x,x,m); } return z; } static unsigned int x = 123456789; static unsigned int y = 362436069; static unsigned int z = 521288629; static unsigned int w = 88675123; unsigned int xor_rand(){ unsigned int t; t=x^(x<<11); x=y;y=z;z=w; return w=(w^(w>>19)) ^ (t^(t>>8)); } ull gcd(ull x,ull y){return y?gcd(y,x%y):x;} bool miller_rabin(ull n){ if(n==2)return true; if(n==1||n%2==0)return false; ull d=n-1,s=0,a=1; for(;d%2==0;d/=2)s+=1; for(int k=7;k--;){ //todo //for(a++;gcd(a,n)!=1;a++); //todo for(a=0;gcd(a,n)!=1;)a=xor_rand()%~-n+1; ull r=powmod(a,d,n); if(r==1||r==n-1)continue; int t=s; for(;t;t--){ r=powmod(r,2,n); if(r==n-1)break; } if(!t)return false; } return true; } int main(){ ull t,n; for(scanf("%llu",&t);t--;printf("%llu %d\n",n,miller_rabin(n)))scanf("%llu",&n); }