readnode.c

c语言程序设计中一些常用算法的原代码

#include "stdio.h"
#define MAX 10000
void main()
{
FILE *fp1,*fp2;
float ver;
int nodenum,t[14],i,j;
char s1[80],s2[80];
float nodex[MAX],nodey[MAX],nodez[MAX];
printf("Please enter data filename:");
gets(s1);
if((fp1=fopen(s1,"r"))==NULL){
	printf("\t\nCannot open the file or file not find!\n");
	exit(1);
	}
printf("Reading datas......\n");
fseek(fp1,23L,0);
fscanf(fp1,"%d",&nodenum);
for(i=0;i<=13;i++)
fscanf(fp1,"%d",&t[i]);
fscanf(fp1,"%f",&ver);
for(i=0;i<=6;i++)
fscanf(fp1,"%d",&t[i]);
fscanf(fp1,"%f%f%f",&nodex[0],&nodey[0],&nodez[0]);
fscanf(fp1,"%d%f%d%d",&t[0],&ver,&t[1],&t[2]);
for(j=1;j<=nodenum-1;j++)
{
for(i=0;i<=6;i++)
fscanf(fp1,"%d",&t[i]);
	{
	  fscanf(fp1,"%f%f%f",&nodex[j],&nodey[j],&nodez[j]);
	  fscanf(fp1,"%d%f",&t[0],&ver);
	  }
}
printf("Please input savedata filename:");
gets(s2);
if((fp2=fopen(s2,"w"))==NULL){
	printf("\t\nCannot open the file!\n");
	exit(1);
	}
printf("\nSaving datas......\n");
for(j=0;j<=nodenum-1;j++)
fprintf(fp2,"%e %e %e\n",nodex[j],nodey[j],nodez[j]);
printf("\n\n\t\aProgram is over!\n");
printf("\t******************\n");
}