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

int main(void) {
    char word[] = "PIPISKA";
    size_t len = strlen(word);
    while ( len-- > 0 ) {
        printf("\r%s ", word);
        fflush(stdout);
        word[len] = 0;
        sleep(1);
    }
    printf("\r \n");
    return 0;
}