#include <stdio.h>

static void rmcr(FILE* fp)
{
    int ch;

    while((ch = getc(fp)) != EOF)
	if(ch != '\r')
	    putc(ch, stdout);
}

int main(int argc, char** argv)
{
    FILE* ifp;

    if(argc == 1)
	rmcr(stdin);
    else
    {
	int i;

	for(i = 1; i < argc; i++)
	{
	    if((ifp = fopen(argv[i], "r")) == NULL)
	    {
		perror(argv[i]);
		continue;
	    }
	    rmcr(ifp);
	    fclose(ifp);
	}
    }

    return 0;
}