#include "stdio.h"
#include "math.h"
void main()
{
long x[21]={0},y[21]={0},d[191]={0},e[191]={0},g[41]={0},s[42]={0};
int i,j,h=1,k,l,o,m,n=0,p,q=3,r=0;
int flag;
double a[21]={0},b[21][21]={0},c[21][21]={0},f[191]={0};
char ch;
printf(" C-W算法求解TSP问题 \n\n\n");
printf("请输入坐标（20个以内），坐标之间用空格隔开，按回车键结束输入：\n");
re:scanf("%d,%d",&x[h],&y[h]);
ch=getchar();
if(ch!='\n')
{ h++;
goto re;
