#include "bc.h" bc_num *bc_let(char letter) { static bc_num variables[26] = {0}; static bc_num scale; static bc_num ibase; static bc_num obase; if (letter == 'S') { return &scale; } if (letter == 'I') { return &ibase; } if (letter == 'O') { return &obase; } return variables + (letter - 'a'); } bc_num *bc_arr(char c, bc_num *a) { return a; }