#include #include #include #include #include #include #include #include typedef int8_t i8; typedef int16_t i16; typedef int32_t i32; typedef int64_t i64; typedef __int128_t i128; typedef uint8_t u8; typedef uint16_t u16; typedef uint32_t u32; typedef uint64_t u64; typedef __uint128_t u128; static i64 Scanner(void) { i64 x = 0, f = 1, c; while (c = getchar_unlocked(), c < 48 || c > 57) if (c == 45) f = -f; while (47 < c && c < 58) { x = x * 10 + c - 48; c = getchar_unlocked(); } return f * x; } static void Printer(i64 x) { if (x < 0) { putchar_unlocked('-'); x = -x; } if (x >= 10) { Printer(x / 10); } putchar_unlocked(x - x / 10 * 10 + 48); } static void newline(void) { putchar_unlocked('\n'); } static inline u64 ctz(u64 n) { return __builtin_ctzll(n); } static inline u64 clz(u64 n) { return __builtin_clzll(n); } static inline u64 popcnt(u64 n) { return __builtin_popcountll(n); } u64 binary_gcd(u64 u, u64 v) { int shl = 0; while (u && v && u != v) { bool eu = !(u & 1); bool ev = !(v & 1); if (eu && ev) { ++shl; u >>= 1; v >>= 1; } else if (eu && !ev) u >>= 1; else if (!eu && ev) v >>= 1; else if (u >= v) u = (u - v) >> 1; else { int tmp = u; u = (v - u) >> 1; v = tmp; } } return !u ? v << shl : u << shl; } u64 binary_lcm(u64 u, u64 v) { return u / binary_gcd(u, v) * v; } i32 ceil_pow2_32(i32 n) { return n <= 1 ? 0 : 32 - __builtin_clz(n - 1); } i64 ceil_pow2_64(i64 n) { return n <= 1 ? 0 : 64 - __builtin_clzl(n - 1); } u64 powmod(u128 x, u64 y, u64 m) { u128 z = 1; for (; y; y >>= 1) { if (y & 1) z = z * x % m; x = x * x % m; } return z; } static u64 _rng = 88172645463325252ULL; u64 next_rand(void) { _rng = _rng ^ (_rng << 7); return _rng = _rng ^ (_rng >> 9); } int is_prime(u64 N) { if (N <= 1) return 0; if (N == 2) return 1; if (N == 3) return 1; if (!(N & 1)) return 0; u64 m = N - 1; u64 s = ctz(m); u64 d = m >> s; u64 a[] = {2,325,9375,28178,450775,9780504,1795265022}; int ret = 1; for (int i = 0; i < 7; i++) { u64 r = powmod(a[i], d, N); if (r == 1 || r == m) continue; int t = s; for (; t; t--) { r = powmod(r, 2, N); if (r == m) break; } if (!t) return 0; } return 1; } void Main(void) { u64 n = Scanner(); while (n--) { u64 x = Scanner(); Printer(x); putchar_unlocked(' '); Printer(is_prime(x)); newline(); } } int main() { Main(); return 0; }