停产，转而使用
比金特
C用法示例：
# include " bigint.h "
# include < stdio>
int main (){
char buf[ 65536 ];
/* neat trick to avoid having to write &a, &b, &c everywhere */
bigint a[ 1 ], b[ 1 ], c[ 1 ];
/* bigints have to be initialized (same as memset'ed to zero) */
bigint_init (a);
bigint_init (b);
bigint_init (c);
/* create bigint from string */
bigint_from_str (a, " 12
