33 lines
695 B
C
33 lines
695 B
C
#include <gmp.h>
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#include "m-array.h"
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#include "m-algo.h"
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ARRAY_DEF(mpz, mpz_t, M_CLASSIC_OPLIST(mpz))
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ALGO_DEF(array_mpz, ARRAY_OPLIST(mpz, M_CLASSIC_OPLIST(mpz)))
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static inline void my_mpz_inc(mpz_t d, const mpz_t a){
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mpz_add(d, d, a);
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}
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static inline void my_mpz_sqr(mpz_t d, const mpz_t a){
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mpz_mul(d, a, a);
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}
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int main(void)
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{
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mpz_t z;
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mpz_init_set_ui(z, 1);
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array_mpz_t a;
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array_mpz_init(a);
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array_mpz_push_back(a, z);
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for(size_t i = 2 ; i < 1000; i++) {
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mpz_mul_ui(z, z, i);
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array_mpz_push_back(a, z);
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}
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/* z = sum (a[i]^2) */
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array_mpz_map_reduce (&z, a, my_mpz_inc, my_mpz_sqr);
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gmp_printf ("Z=%Zd\n", z);
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array_mpz_clear(a);
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mpz_clear(z);
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}
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