slip15

#include <stdio.h>
#include <dirent.h>
#include <string.h>

void listFiles(const char *dirPath, const char *prefix) {
DIR *dir;
struct dirent *entry;

dir = opendir(dirPath);
if (dir == NULL) {
    perror("Error opening directory");
    return;
}

while ((entry = readdir(dir)) != NULL) {
    if (entry->d_type == DT_REG && strncmp(entry->d_name, prefix, strlen(prefix)) == 0) {
        printf("%s\n", entry->d_name);
    }
}

closedir(dir);

}

int main(int argc, char *argv[]) {
if (argc != 2) {
printf("Usage: %s prefix\n", argv[0]);
return 1;
}

char *prefix = argv[1];

listFiles(".", prefix);

return 0;

}