add-blank.c

来自「经典cure聚类算法,实现用c++语言.大家」· C语言 代码 · 共 42 行

#include <stdio.h>

void main( int argc, char **argv) {
   FILE *fin, *fout;
   int i, csize;
   float val;

   if (argc != 4) {
      printf("Usage: %s <input-file> <output-file> <column-size>\n", argv[0]) ;
      exit(1) ;
   }

   fin = fopen( argv[1], "r" );
   if (fin == NULL) {
      printf("Not able to open file %s\n", argv[1]);
      exit(1);
   }

   fout = fopen( argv[2], "w" );
   if (fout == NULL) {
      printf("Not able to open file %s\n", argv[2]);
      exit(1);
   }

   sscanf(argv[3], "%d", &csize);

   i = 0;
   while (fscanf(fin, "%f", &val) != EOF) {
	fprintf(fout, "%f ", val);
	++i;

	if (i == csize) {
		fprintf(fout, "\n");
		i = 0;
	}
   }

   fclose(fin);
   fclose(fout);
}