#include <stdio.h>
#include <ctype.h>

int main(void) {
    char buf[100] = {0}, * cur = buf, * end = buf + sizeof buf - 1;
    int c;

    while ((c = fgetc(stdin)) != EOF && cur < end) {
        if (!isspace(c))
          *cur++ = c;
        continue;
      }
    printf("[%s]\n", buf);
    return 0;
  }