最好的C语言教材这配套程序源代码(吐血奉献)

/*author: clifford*/ #include <stdio.h> #include <stdlib.h> #include <malloc.h> /* print the elements in a 2-dim array. */ void print(int **p) { printf("%d\n", p[0][0]); printf("%d\n", p[0][1]); printf("%d\n", p[1][0]); printf("%d\n", p[1][1]); } int main() { int a[2][2] = { {1, 2} , {3, 4} }; printf("%d\n", a[0][0]); print((int **)a); printf("%d\n", a[0][1]); int **p; p = (int **) malloc(sizeof(int *) * 2); p[0] = (int *) malloc(sizeof(int) * 2); p[1] = (int *) malloc(sizeof(int) * 2); p[0][0] = a[0][0]; p[0][1] = a[0][1]; p[1][0] = a[1][0]; p[1][1] = a[1][1]; printf("The 2nd way.\n"); print(p); free(p); /* The third way, maybe it is the most convenient one now. */ p = (int **)malloc(sizeof(int *) * 2); p[0] = a[0]; p[1] = a[1]; printf("The 3rd way.\n"); print(p); free(p[0]); free(p[1]); free(p); system("pause"); return 0; }