#include<stdio.h> /* EOF(=^Z或F6),NULL */ 
#include<math.h> /* floor(),ceil(),abs() */ 
#include<stdlib.h> /*申請和釋放內(nèi)存*/ 
#include<stdarg.h> /*可變參數(shù)*/ 
#define OK 1 //成功標(biāo)志 
#define ERROR 0 //錯(cuò)誤標(biāo)志 
#define MAX_ARRAY_DIM 8 //數(shù)組最大維數(shù) 
 
typedef int ElemType; 
typedef int Status; /* Status是函數(shù)的類型,其值是函數(shù)結(jié)果狀態(tài)代碼，如OK等 */ 
typedef struct 
{ 
  ElemType *base; /* 數(shù)組元素基址，由InitArray分配 */ 
  int dim; /* 數(shù)組維數(shù) */ 
  intint *bounds; /* 數(shù)組維界基址，由InitArray分配 */ 
  intint *constants; /* 數(shù)組映象函數(shù)常量基數(shù)，相當(dāng)于每一維度的權(quán)重值，由InitArray分配 */ 
}Array; 
 
/* 順序存儲數(shù)組的基本操作*/ 
Status InitArray(Array *A, int dim, ...) 
{ /* 若維數(shù)dim和各維長度合法，則構(gòu)造相應(yīng)的數(shù)組A，并返回OK */ 
  int elemtotal = 1, i; /* elemtotal是元素總值 */ 
  if (dim<1 || dim>MAX_ARRAY_DIM) //判斷數(shù)組維數(shù) 
  { 
    return ERROR; 
  } 
  (*A).dim = dim; /* 數(shù)組維數(shù) */ 
  (*A).bounds = (intint *)malloc(dim*sizeof(int)); /* 數(shù)組維界基址 */ 
  if (!(*A).bounds) 
  { 
    exit(OVERFLOW); 
  } 
 
  va_list ap; 
  va_start(ap, dim); 
  for (i = 0; i < dim; ++i) 
  { 
    (*A).bounds[i] = va_arg(ap, int); 
    if ((*A).bounds[i] < 0) 
    { 
      return UNDERFLOW; /* 在math.h中定義為4 */ 
    } 
    elemtotal *= (*A).bounds[i]; 
  } 
  va_end(ap); 
 
  (*A).base = (ElemType *)malloc(elemtotal*sizeof(ElemType)); 
  if (!(*A).base) 
  { 
    exit(OVERFLOW); 
  } 
 
  (*A).constants = (intint *)malloc(dim*sizeof(int)); 
  if (!(*A).constants) 
  { 
    exit(OVERFLOW); 
  } 
     
  (*A).constants[dim - 1] = 1; 
  for (i = dim - 2; i >= 0; --i)  
  { 
    (*A).constants[i] = (*A).bounds[i + 1] * (*A).constants[i + 1]; 
  } 
     
  return OK; 
} 
 
/* 銷毀數(shù)組A */ 
Status DestroyArray(Array *A) 
{  
  if ((*A).base) 
  { 
    free((*A).base); 
    (*A).base = NULL; 
  } 
  else 
  { 
    return ERROR; 
  } 
     
  if ((*A).bounds) 
  { 
    free((*A).bounds); 
    (*A).bounds = NULL; 
  } 
  else 
  { 
    return ERROR; 
  } 
 
  if ((*A).constants) 
  { 
    free((*A).constants); 
    (*A).constants = NULL; 
  } 
  else 
  { 
    return ERROR; 
  } 
 
  return OK; 
} 
 
/* 若ap指示的各下標(biāo)值合法，則求出該元素在A中的相對地址off */ 
/* Value()、Assign()調(diào)用此函數(shù) */ 
Status Locate(Array A, va_list ap, intint *off)  
{ 
  int i, ind; 
  *off = 0; 
  for (i = 0; i < A.dim; ++i) 
  { 
    ind = va_arg(ap, int); 
    if (ind < 0 || ind >= A.bounds[i]) 
    { 
      return OVERFLOW; 
    } 
    *off += A.constants[i] * ind; 
  } 
  return OK; 
} 
 
/* ...依次為各維的下標(biāo)值，若各下標(biāo)合法，則e被賦值為A的相應(yīng)的元素值 */ 
Status Value(ElemType *e, Array A, ...) 
{ 
  va_list ap; 
  Status result; 
  int off; 
  va_start(ap, A); 
  if ((result = Locate(A, ap, &off)) == OVERFLOW) /* 調(diào)用Locate() */ 
  { 
    return result; 
  } 
  *e = *(A.base + off); 
  return OK; 
} 
 
/* ...依次為各維的下標(biāo)值，若各下標(biāo)合法，則將e的值賦給A的指定的元素 */ 
Status Assign(Array *A, ElemType e, ...) 
{  
  va_list ap; 
  Status result; 
  int off; 
  va_start(ap, e); 
  if ((result = Locate(*A, ap, &off)) == OVERFLOW) /* 調(diào)用Locate() */ 
  { 
    return result; 
  } 
  *((*A).base + off) = e; 
  return OK; 
} 
 
void main() 
{ 
  Array A; 
  int i, j, k, *p, dim = 3, bound1 = 3, bound2 = 4, bound3 = 2; /* a[3][4][2]數(shù)組 */ 
  ElemType e, *p1; 
 
  /* 構(gòu)造3＊4＊2的3維數(shù)組A */ 
  InitArray(&A, dim, bound1, bound2, bound3);  
 
  /* 順序輸出A.bounds */ 
  printf("輸出數(shù)組各維度的值：\n "); 
  p = A.bounds; 
  for (i = 0; i < dim; ++i) 
  { 
    printf("A.bounds[%d] = %d\n ", i, *(p + i)); 
  } 
  printf("\n"); 
 
  /* 順序輸出A.constants */ 
  printf("輸出數(shù)組映像函數(shù)常量基數(shù)的值(相當(dāng)于每一維度的權(quán)重值)：\n "); 
  p = A.constants; 
  for (i = 0; i < dim; ++i) 
  { 
    printf("A.constants[%d] = %d\n ", i, *(p + i)); 
  } 
  printf("\n\n"); 
 
  printf("%d頁%d行%d列矩陣元素如下:\n", bound1, bound2, bound3); 
  for (i = 0; i < bound1; ++i) 
  { 
    printf("第%d頁：\n", i); 
    for (j = 0; j < bound2; ++j) 
    { 
      for (k = 0; k < bound3; ++k) 
      { 
        Assign(&A, i * 100 + j * 10 + k, i, j, k); /* 將i*100+j*10+k賦值給A[i][j][k] */ 
        Value(&e, A, i, j, k); /* 將A[i][j][k]的值賦給e */ 
        printf("A[%d][%d][%d]=%2d ", i, j, k, e); /* 輸出A[i][j][k] */ 
      } 
      printf("\n"); 
    } 
    printf("\n"); 
  } 
 
  p1 = A.base; 
  printf("順序輸出Array的元素\n"); 
  for (i = 0; i < bound1*bound2*bound3; ++i) /* 順序輸出A.base */ 
  { 
    printf("%4d", *(p1 + i)); 
    //輸出換行 
    if (i % (bound2*bound3) == (bound2*bound3 - 1)) 
    { 
      printf("\n"); 
    } 
  } 
 
  /* 銷毀數(shù)組A */ 
  DestroyArray(&A); 
}