こうかな〜と
198. 無題　 ほげげ - 2006/08/13(Sun) 23:19 No.2601
#include <stdio.h>
#include <stdlib.h>
#define NUMOFFILE 3 /*外のループの数*/
#define ROW 30
#define COLUMN 30

int main(void)
{
int i, j, k;
short n;
char ifn[8], ofn[12];
FILE *ifp, *ofp;

for (i=0; i<NUMOFFILE; ++i)
{
sprintf(ifn, "data%03d", i);
sprintf(ofn, "data%03d.dat", i);
ifp = fopen(ifn, "r");
ofp = fopen(ofn, "wb");

for (j=0; j<ROW*COLUMN; ++j)
{ k = fread(&n, sizeof(short), 1, ofp