#if HAVE_GMP #include #include "m-array.h" #include "m-algo.h" /* Define an array of mpz_t */ ARRAY_DEF(array_mpz, mpz_t, M_CLASSIC_OPLIST(mpz)) /* Define some algorithm functions on array_mpz_t */ ALGO_DEF(array_mpz, ARRAY_OPLIST(array_mpz, M_CLASSIC_OPLIST(mpz))) static inline void my_mpz_inc(mpz_t *d, const mpz_t a){ mpz_add(*d, *d, a); } static inline void my_mpz_sqr(mpz_t *d, const mpz_t a){ mpz_mul(*d, a, a); } int main(void) { mpz_t z; mpz_init_set_ui(z, 1); array_mpz_t a; array_mpz_init(a); array_mpz_push_back(a, z); for(size_t i = 2 ; i < 1000; i++) { mpz_mul_ui(z, z, i); array_mpz_push_back(a, z); } /* Compute z = sum (a[i]^2) */ array_mpz_map_reduce (&z, a, my_mpz_inc, my_mpz_sqr); gmp_printf ("Z=%Zd\n", z); array_mpz_clear(a); mpz_clear(z); } #else // Nothing to do int main(void) { return 0; } #endif