#include #define ROWS 3 #define COLS 5 void show_arr(double (*arr)[COLS], int n); void dirs_arr(double (*arr)[COLS], int n); int main(void) { double array[ROWS][COLS]={{1.1,2.2,3.3,4.4,5.5}, {6.6,7.7,8.8,9.9,10.1}, {11.11,12.12,13.13,14.14,15.15}}; printf("翻倍前:\n"); show_arr(array,ROWS); printf("翻倍后:\n"); dirs_arr(array,ROWS); show_arr(array,ROWS); return 0; } void show_arr(double (*arr)[COLS], int rows) { int i,j; for(i=0;i |