汉诺塔的非递归(演示、动画)
汉诺塔的非递归(演示、动画)
Hanoi,非递归,演示,动画效果
kensta
有动画演示，move2()是
标准
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解的调用
move()是用于演示动画或显示移动秩序和包含监测有无错误移动的调用
使用Borland c++ 3.0(Turbo c++ 3.0,Turbo c 2.0也可)编译通过，图形方式使用Tc的bgi
*/
/*************************************/ /*
about error process
*/
#include
#include
#include
/*
if debuging use #define ERROR_DEBUG
otherwise remove it.
*/
//#define ERROR_DEBUG
#ifdef ERROR_DEBUG
#define error(x) error_debug(x)
#define report() report_debug()
#define initerror() initerror_debug() char *err[10];
int errs=0;
void initerror_debug(){
int i;
for(i=0;i<10;i++)err[i]=NULL; }
void error_debug(char *a){
if(errs>9)return;
err[errs]=(char *)malloc(strlen(a)+1);
strcpy(err[errs],a);
printf(a);
errs++;
}
void report_debug(){
int i;
if(!errs)return;
for(i=0;itop){
*data=a->data[--a->top];
return 1;
}else{
error("pop(stack *,int *):stack empty!\n");
return 0;
}
}
int push(stack *a,int data){
if(a->topdata[a->top++]=data;
return 1;
}else {
error("push(stack *,int):stack full!\n");
return 0;
}
}
int create(stack **a){
*a=(stack *)malloc(sizeof(stack));
if(*a)return clear(*a);
else{
error("create(stack **):create error! Not enough momery!\n");
return 0;
}
}
int clear(stack *a){
if(a){
a->top=0;
return 1;
}else {
error("clear(stack *):stack not exist!\n");
return 0;
}
}
int gettop(stack *a,int *data){
if(a->top){
*data=a->data[a->top-1];
return 1;
}else{
error("gettop(stack *,int *):stack empty!\n");
return 0;
}
}
int dispose(stack *a){
if(a){
free(a);
return 1;
}else{
error("dispose(stack *):stack not exist!\n");
return 0;
}
}
/**************************************/
/*
about Hanoi the game */
#include
#include
#define MAX_LEVEL STACK_SIZE int position[MAX_LEVEL+1]; stack *theStack[3];
int depth;
int mode;
int print;
int initgame(int d){
int i;
int x,y;
int h=5;
int w;
initerror();
if(mode){
int gdriver = DETECT, gmode, errorcode;
/* initialize graphics mode */
initgraph(&gdriver, &gmode, "");
setfillstyle(1,7);
}
for(i=0;i<3;i++)
if(!create(&theStack[i]))
break;
if(i!=3){
for(;i>=0;i--)dispose(theStack[i]);
error("initgame(int):can not init stack!\n");
return 0;
}
depth=d;
for(i=d;i;i--){
push(theStack[0],i);
if(mode){
y=200+100-theStack[0]->top*(h+1);
w=i*10;
x=150-w/2;
setcolor(i);
setfillstyle(1,i);
bar(x,y,x+w,y+h);
}
position[i]=0;
}
if(mode){
setcolor(15);
for(i=0;i<3;i++)
rectangle(150+i*150-1,120,150+i*150+1,300);
line(50,300,500,300);
}
return 1;
}
int endgame(){
int i=2;
for(;i>=0;i--)dispose(theStack[i]);
printf("report:");
report();
if(mode)closegraph();
return 1;
}
void show(int p,int from,int to){
int i;
int x,y;
int newx,newy;
int h=5;
int w=p*10;
y=200+100-(theStack[from]->top+1)*(h+1);
x=from*150+150-w/2;
newx=to*150+150-w/2;
newy=200+100-theStack[to]->top*(h+1);
while(y>100){
setcolor(0);
setfillstyle(1,0);
bar(x,y,x+w,y+h);
y-=(h+1);
setcolor(15);
rectangle(150+from*150-1,120,150+from*150+1,300);
setcolor(p);
setfillstyle(1,p);
bar(x,y,x+w,y+h);
delay(10);
}
while(x!=newx){
setcolor(0);
setfillstyle(1,0);
bar(x,y,x+w,y+h);
(x>newx)?x--:x++;
setcolor(p);
setfillstyle(1,p);
bar(x,y,x+w,y+h);
delay(2);
}
while(y,&t)){
error("move(int):the stack is empty\n");
return 0;
}
if(t==p){
pop(theStack[position[p>,&t);
if(!mode&&print)printf("%c -> ",'A'+position[p]);
/* another important core line */
s=(position[p]+1+(depth%2?p%2:(p+1)%2) )%3;
if(gettop(theStack[s],&t)&&t%c\t",'A'+position[p],'A'+s);
position[p]=s;
return 1;
}
#include
void main(){
unsigned long i;
unsigned long N=10;
unsigned long p,q;
printf("Welcome to Hanoi\n");
printf("Note that this Hanoi is not write by recurrence!\n");
printf("And not calculate with any stack.\n");
printf("but i want to check if the a is right.\n");
printf("i use 3 stack to show if there is any violent move happens.:)\n");
printf("\nEnter a number as level(1 to 30):");
scanf("%d",&N);
if(N<1||N>30){
printf("error: not 1 to 30\n");
return;
}
printf("\n Select show mode('c' in TEXT 'g' in GRAPHICS)\n");
printf("Note that if the level is to big you'd better not use 'g' for speed.\n");
printf("19 is about 20 seconds. 20 is about double of that. etc.\n");
printf("I test on a intel 166mmx cpu. 30 may be 40*1024 seconds.\n");
printf("wish you succeed!\n");
switch(getch()){
case 'c':
printf("do you want to show the result?(y/n)\n");
printf("print result will be slow!!!\n");
do{
mode=getch();
if(mode=='y')print=1;
if(mode=='n')print=0;
}while(mode!='y'&&mode!='n');
mode=0;
break;
case 'g':mode=1;break;
default:printf("error: neither 'c' nor 'g'\n");return;
}
printf("processing...\n");
initgame(N);
/*
core here!!!
only 8 lines, ha!
here get the level queue
as 1 2 1 3 1 2 1 4 1 2 1 3 1 2 1
*/
for(i=1;i<(1L<>=1;
p--;
}
if(mode||print)move(p);
else move2(p);
}
printf("ok\n");
getch();
endgame();
}
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