#include <stdio.h>

int main(void)
{
    char str[2][10];
    const char *fname = "tango.txt";

    FILE *fp = fopen(fname, "r");
    if (!fp) {
        return -1;
    }

    while (fscanf(fp, "%s %s", str[0], str[1]) != EOF) {
        printf("%s %s\n", str[0], str[1]);
    }

    fclose(fp);
    return 0;
}