09/06/25 21:38:05
>>28 課題2
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define FILENAMELEN 64
#define BUFFSIZE 32
int main(void)
{
FILE *ifp, *ofp;
char filename[FILENAMELEN];
char buff[BUFFSIZE];
int x = 0, y = 0;
*strchr(fgets(filename, FILENAMELEN, stdin), '\n') = '\0';
ifp = fopen(filename, "r");
*strchr(fgets(filename, FILENAMELEN, stdin), '\n') = '\0';
ofp = fopen(filename, "w");
while (fgets(buff, BUFFSIZE, ifp)) {
x += atoi(strtok(buff, ","));
y += atoi(strtok(NULL, ","));
fprintf(ofp, "%d,%d\n", x, y);
}
fclose(ifp);
fclose(ofp);
return 0;
}