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c ¶ÁÈ¡ÎļþÁË ·¢ÉúÖØ´ó±­¾ßÁË - C/C++ / CÓïÑÔ

C/C++ code:

//¶¥µã,ÏòÁ¿
typedef struct {
float x, y, z;
} VECTOR3;
// Èý½ÇÐÎ
typedef struct
{
VECTOR3 tri1;
VECTOR3 tri2;
VECTOR3 tri3;
}TRIANGLE;




TRIANGLE * tri;
FILE *fp;

tri = malloc (sizeof ( TRIANGLE ) ) ;


fp=fopen((char *)"1.txt","rb");
if(fp==NULL)
{
printf("Create a file failed!\n");
return ;
}
fread( & tri ,sizeof(tri ),1,fp);



1.txt ÎļþÄÚÈÝ
C/C++ code:

24.7839 -3.7183 -20.1270
-5.7647 -5.5251 -56.4182
-19.0192 -20.7566 -13.4548

4.1736 -23.9672 -18.5331
-4.1736 -6.0328 -41.4669



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fp=fopen((char *)"1.txt","rb");
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typedef triangle *tra;
tri=(tra)malloc(sizeof(triangle));
malloc ÏòϵͳÉêÇë·ÖÅäÖ¸¶¨size¸ö×Ö½ÚµÄÄÚ´æ¿Õ¼ä;ÎÒдҲ²»ÖªµÀ¶Ô²»£¿·´ÕýÊÇÓÐÖ¸ÕëÔÚÀïÃæÖ¸ÏòµÄ¡£
ÔÙÓоÍÊÇûÓаÑÎļþ±Õ¹Ø¡£fclose(fp);


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int main()
{

TRIANGLE * tri;


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gcc -c log.c
ar crv liblog.a log.o
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#include "math.h"
#include "stdio.h"
float objfx(float x[]);
void constraint(float x[] ......
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