include stdio include stdlib include string include time define get_ti

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

#define get_time() (long)((clock()/(float)CLOCKS_PER_SEC)*1000)
#define STR_LENGTH 80
#define HEIGHT 5

void set_timer(long msc) {
    long start = get_time();
    while ((get_time() - start) < msc);
}

int main(int argc, char** argv) {
    int j, b, char_index, str_len;
    char *string = (char*) malloc(sizeof (char)*STR_LENGTH), curr_char;
    printf("Input string: ");
    scanf("%s", string);
    system("cls||clear");
    printf("%s", string);
    set_timer(250);

    str_len = strlen(string);
    while (str_len) {
        curr_char = string[(char_index = --str_len / 2)];
        for (j = char_index; string[j] != '\0'; j++) string[j] = string[j + 1];//смещение строки
        for (j = 1; j <= HEIGHT; j++) {
            system("cls||clear");
            printf("%s", string);
            for (b = 1; b <= j; b++) printf("%c", '\n');
            for (b = 0; b < char_index; b++) printf("%c", ' ');
            printf("%c", curr_char);
            set_timer(250);
        }
    }
    free(string);
    return 0;
}