十进制转八进制C++源代码

十进制转八进制C++源代码

C++源代码文辑 代码名称：十进制转换为八进制

编程工具： Microsoft Visual C++ 6.0

作 者：长风夜雨

十进制转八进制C++源代码

#define STACKINCREMENT 10;

#define OVERFLOW 0

#define OK 1

#define ERROR 0

typedefstruct

{

int *base;

int *top;

intstacksize;

} SqStack;

intInitStack (SqStack *S)

{// 构造一个空栈S

S->base = (int *)malloc( 100 * sizeof(int));

if (!S->base) return OVERFLOW; //存储分配失败

S->top = S->base;

S->stacksize = STACK_INIT_SIZE;

return OK;

};

int Push (SqStack *S, int e)

{

if (S->top - S->base >= S->stacksize) //栈满,追加存储空间

{

S->base = (int *) realloc( S->base,

(S->stacksize + 10) *

sizeof (int));

if (!S->base) return OVERFLOW; //存储分配失败

S->top = S->base + S->stacksize;

S->stacksize += STACKINCREMENT;

};

*S->top++ = e;

return OK;

};

int Pop (SqStack *S, int *e)

{ // 若栈不空，则删除S的栈顶元素，

// 用e返回其值，并返回OK；

// 否则返回ERROR

if (S->top == S->base) return ERROR;

*e = *--S->top;

return OK;

};

十进制转八进制C++源代码

boolStackEmpty(SqStack *S)

{

if (S->top - S->base == 0)

{return 1;}

else

{

return 0;

};

};

void conversion ()

{

SqStack S;

int N, e;

InitStack(&S);

printf ( "Please input the num\n");

scanf ("%d",&N);

while (N)

{

Push(&S, N % 8);

N = N/8;

};

while (!StackEmpty(&S))

{

Pop(&S, &e);

printf ( "%d", e );

};

printf ( "\n");

} // conversion

void main()

{

conversion();

}

十进制转八进制C++源代码

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