#include <stdio.h>

int getString(char *source, char *strPtr[]);

int main() {
  char str[100005];
  char *strPtr[1005] = {0};
  int i, num;

  /* gets(str); */
  fgets(str, 100005, stdin);
  num = getString(str, strPtr);
  for (i = 0; i < num; i++)
    puts(strPtr[i]);

  return 0;
}

/* 请在这里填写答案 */
int getString(char *source, char *strPtr[]) {
  int count = 0;
  int loc;
  int j;
  // Find the first ones.
  for (int i = 0; source[i] != '\0'; i++) {
    if (source[i] != ' ') {
      strPtr[count++] = &source[i];
      loc = i;
      break;
    }
  }
  // Start populating the array by finding the spaces.
  for (int i = loc; source[i] != '\0'; i++) {
    if (source[i] == ' ') {
      // Find the next alpha.
      for (j = i; j < 1005 + i && source[j] != '\0'; j++) {
        if (source[j] != ' ' && source[j] != '\n') {
          strPtr[count++] = &source[j];
          break;
        }
      }
      source[i] = '\0';
      i = j;
    }
  }
  return count;
}