#define RADIUS (10000/2)  \#define PI (3.1415926535897932384626433832795028841971693993751) /*3:*/#line 106 "./sier.w"#include <config.h>#include <stdio.h>#include <stdlib.h>#include <math.h>#include "fixincludes.h"#include "gb_flip.h"int main(int argc,char**argv){/*4:*/#line 123 "./sier.w"int cities,corners;long seed;double rotation,shrinkfactor;char*name;if(argc!=7){fprintf(stderr,"Usage: %s <seed> <cities> <corners> <shrinkfactor> <rotation> <name>\n",argv[0]);exit(1);}seed= atol(argv[1]);cities= atoi(argv[2]);if(cities<10){fprintf(stderr,"Need at least 10 cities; only %d specified.\n",cities);exit(2);}corners= atoi(argv[3]);shrinkfactor= atof(argv[4]);rotation= atof(argv[5]);name= argv[6];gb_init_rand(seed);/*:4*/#line 116 "./sier.w"/*5:*/#line 146 "./sier.w"printf("NAME: %s\n",name);printf("TYPE: TSP\n");printf("COMMENT: %s %s %s %s %s %s %s\n",argv[0],argv[1],argv[2],argv[3],argv[4],argv[5],argv[6]);printf("DIMENSION: %d\n",cities);printf("EDGE_WEIGHT_TYPE: EUC_2D\n");printf("NODE_COORD_SECTION\n");/*:5*/#line 117 "./sier.w"/*6:*/#line 156 "./sier.w"{int i;typedef double point_t[2];point_t*corner,here= {0.0,0.0};/*7:*/#line 174 "./sier.w"if((corner= malloc(sizeof(point_t)*corners))==NULL){fprintf(stderr,"Couldn't allocate an array of %d corners\n",corners);exit(1);}{const double shift= rotation*PI/180;for(i= 0;i<corners;i++){corner[i][0]= RADIUS*cos(PI*2*((double)i)/corners+shift);corner[i][1]= RADIUS*sin(PI*2*((double)i)/corners+shift);}}/*:7*/#line 160 "./sier.w"/*8:*/#line 191 "./sier.w"for(i= 0;i<500;i++){/*10:*/#line 205 "./sier.w"{const int c= gb_unif_rand(corners);here[0]= (1-shrinkfactor)*here[0]+shrinkfactor*corner[c][0];here[1]= (1-shrinkfactor)*here[1]+shrinkfactor*corner[c][1];}/*:10*/#line 193 "./sier.w"}/*:8*/#line 161 "./sier.w"/*9:*/#line 198 "./sier.w"for(i= 0;i<cities;i++){/*10:*/#line 205 "./sier.w"{const int c= gb_unif_rand(corners);here[0]= (1-shrinkfactor)*here[0]+shrinkfactor*corner[c][0];here[1]= (1-shrinkfactor)*here[1]+shrinkfactor*corner[c][1];}/*:10*/#line 200 "./sier.w"printf("%7d %24.19f %24.19f\n",i+1,here[0],here[1]);}/*:9*/#line 162 "./sier.w"printf("EOF\n");}/*:6*/#line 118 "./sier.w"return 0;}/*:3*/