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[ÇóÖú] °ï¿´Ï ΪʲôÕâ¸ö³ÌÐò²»ÄÜÔËÐÐ

¸ßÈË  °ïæ¿´Ï   ÎªÊ²Ã´ÏÂÃæµÄÕâ¸ö³ÌÐò±àÒëÁ¬½Ó¶¼ÕýÈ·  È´²»ÄÜÔËÐа¡
CODE:
#include
#include
#include
int main()
{int num,i,j;
float rand,x,y,value2,xmax,xmin,ymax,ymin,beta,R;
float a[100],b[100],r[100];
float d[]={22.5,18,18,13,13,13,13,13,13,13,13,13,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5,7.5};
float randomg(float *value);
char infile[80];
FILE *out;
printf("enter a file name:");
gets(infile);
if((out=fopen(infile,"w"))==NULL)
{printf("can not open file %s!\n",infile);
exit(0);
}
num=42;
beta=1.1;
printf("please input value2 and define the caculation zone(xmin xmax ymin ymax):\n");
scanf("%f%f%f%f%f",&value2,&xmin,&xmax,&ymin,&ymax);
printf("value2=%f xmin=%f xmax=%f ymin=%f ymax=%f\n",value2,xmin,xmax,ymin,ymax);
for(j=0;j {step1: rand=randomg(&value2);
  x=xmin+(xmax-xmin)*rand;
  rand=randomg(&value2);
  y=ymin+(ymax-ymin)*rand;
  R=d[j]/2;
  if((x+R>xmax)||(x-Rymax)||(y-R   for(i=0;i   {if(sqrt((x-a[i])*(x-a[i])+(y-b[i])*(y-b[i]))   }
  a[j]=x;b[j]=y;r[j]=R;
}
printf("coordinateX   coordinateY   Radius\n");
for(i=0;i {printf("%11f%11f%11f",a[i],b[i],r[i]);
  printf("\n");
  fprintf(out,"%11f%11f%11f\n",a[i],b[i],r[i]);
}
}

float randomg(float *v)
{float rand,k1,k2;
k1=48828125*(*v)+0;
k2=fmod(k1,1073741824);
rand=k2/(1073741824);
*v=k2;
return rand;
}

[ Last edited by ΢³¾¡¢ÃÎÏë on 2012-1-18 at 20:32 ]
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2Â¥2012-01-18 19:47:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zxfirst

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¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xzhdty(½ð±Ò+1): »¶Ó­³£À´³ÌÐòÓïÑÔ¿´¿´ 2012-01-19 16:55:32
Ò¹Óð(½ð±Ò+2): ¡ïÓаïÖú 2012-01-20 12:12:16
for(j=0;j         {
                step1: rand=randomg(&value2);
                  x=xmin+(xmax-xmin)*rand;
                  rand=randomg(&value2);
                  y=ymin+(ymax-ymin)*rand;
                  R=d[j]/2;
                  if((x+R>xmax)||(x-Rymax)||(y-R                   for(i=0;i                   {
                          if(sqrt((x-a)*(x-a)+(y-b)*(y-b))))  goto step1;
                  }
                  a[j]=x;b[j]=y;r[j]=R;
        }
Õâ¶Î³ÌÐòÓÐÎÊÌ⣬×îºÃ²»ÒªÓÃgoto£¬ÊÔÊÔÆäËû·½·¨¡£»»³ÉÏÂÒ»¶ÎÊÔÊÔ£º
for(j=0;j         {
                 rand=randomg(&value2);
                  x=xmin+(xmax-xmin)*rand;
                  rand=randomg(&value2);
                  y=ymin+(ymax-ymin)*rand;
                  R=d[j]/2;
                  if((x+R>xmax)||(x-Rymax)||(y-R                   for(i=0;i                   {
                          if(sqrt((x-a)*(x-a)+(y-b)*(y-b))))  continue;
                  }
                  a[j]=x;b[j]=y;r[j]=R;
        }
3Â¥2012-01-19 09:42:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

trampni

Ìú³æ (СÓÐÃûÆø)

¿´¼ûgoto ÎҾͶñÐÄÁË
4Â¥2012-01-20 11:01:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ò¹Óð

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Â¥: Originally posted by zxfirst at 2012-01-19 09:42:39:
for(j=0;j<num;j++)
        {
                step1: rand=randomg(&value2);
                  x=xmin+(xmax-xmin)*rand;
                  rand=randomg(&value2);
                  y=ymin+(ymax-ymin)*rand;
                  R=d[j]/2;
                  if((x+R>xmax)||(x-R ...

·Ç³£¸Ðл
¼á³Ö×ö×Ô¼º
5Â¥2012-01-20 12:12:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zxfirst

гæ (СÓÐÃûÆø)

¼ÆËã»úÊÓ¾õËã·¨

¡ï
jjdg(½ð±Ò+1): ¸Ðл²ÎÓë 2012-01-21 10:29:59
ÒýÓûØÌû:
5Â¥: Originally posted by Ò¹Óð at 2012-01-20 12:12:03:
·Ç³£¸Ðл

»¥Ïà°ïÖú£¡
6Â¥2012-01-20 19:51:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cw277

ľ³æ (ÕýʽдÊÖ)

¡ï
jjdg(½ð±Ò+1): ´º½Ú¿ìÀÖ 2012-01-24 22:13:59
ÒýÓûØÌû:
3Â¥: Originally posted by zxfirst at 2012-01-19 09:42:39:
for(j=0;j<num;j++)
        {
                step1: rand=randomg(&value2);
                  x=xmin+(xmax-xmin)*rand;
                  rand=randomg(&value2);
                  y=ymin+(ymax-ymin)*rand;
                  R=d[j]/2;
                  if((x+R>xmax)||(x-R ...

µÚ¶þ¸öcontinue ²»¶Ô°É¡£¡£   ËûÒªÌøµ½step1ÀcontinueÌø²»Á˰¡
¸ÐлÉú»îÈÃÎÒÂýÂýѧ»á¿ØÖÆ×Ô¼ºµÄÇéÐ÷£¬Ñ§»á°üÈÝÓëÈÌÄÍ£¬Ñ§»á²»ÔÙÈ¥ÆÚ´ý
7Â¥2012-01-24 22:10:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zxfirst

гæ (СÓÐÃûÆø)

¼ÆËã»úÊÓ¾õËã·¨

¡ï
jjdg(½ð±Ò+1): ´º½Ú¿ìÀÖ 2012-01-25 09:59:00
ÒýÓûØÌû:
7Â¥: Originally posted by cw277 at 2012-01-24 22:10:02:
µÚ¶þ¸öcontinue ²»¶Ô°É¡£¡£   ËûÒªÌøµ½step1ÀcontinueÌø²»Á˰¡

for(i=0;i        {
            if(sqrt((x-a)*(x-a)+(y-b)*(y-b))         }
Õâ¸öforÑ­»·Ã»ÓÐÓ𡣬»»³ÉÏÂÃæµÄ£º
if(sqrt((x-a)*(x-a)+(y-b)*(y-b))
8Â¥2012-01-25 08:39:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cw277

ľ³æ (ÕýʽдÊÖ)

¡ï
jjdg(½ð±Ò+1): ´º½Ú¿ìÀÖ 2012-01-26 10:51:06
ÒýÓûØÌû:
8Â¥: Originally posted by zxfirst at 2012-01-25 08:39:34:
for(i=0;i<j;i++)
       {
            if(sqrt((x-a)*(x-a)+(y-b)*(y-b))<beta*(R+r))  goto step1;
        }
Õâ¸öforÑ­»·Ã»ÓÐÓ𡣬»»³ÉÏÂÃæµÄ£º
if(sqrt((x-a)*(x-a)+(y-b)*(y-b))<beta*(R+r ...

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9Â¥2012-01-25 10:17:55
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