#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>

int main(void){
    FILE *fp;
    int status;
    char path[10], Info[400];

    fp = popen("ls *", "r");
    while (fgets(path, 10, fp) != NULL){
        strcat(Info, path);
    }
    status = pclose(fp);
    printf("%s", Info);
}