#include <stdio.h>
#include <string.h>
 
int main() {
    int N;
    scanf("%d", &N);
 
    char word[N][51]; // 단어를 저장할 2차원 배열
    int len[N];       // 단어의 길이를 저장할 배열
 
    // 단어와 길이 입력받기
    for (int i = 0; i < N; i++) {
        scanf("%s", word[i]);
        len[i] = strlen(word[i]);
    }
 
    // 정렬
    for (int i = 0; i < N - 1; i++) {
        for (int j = i + 1; j < N; j++) {
            // 길이가 짧은 것부터 정렬
            if (len[i] > len[j] || (len[i] == len[j] && strcmp(word[i], word[j]) > 0)) {
                // 문자열의 스왑
                char temp[51];
                strcpy(temp, word[i]);
                strcpy(word[i], word[j]);
                strcpy(word[j], temp);
 
                // 길이의 스왑
                int temp_len = len[i];
                len[i] = len[j];
                len[j] = temp_len;
            }
        }
    }
 
    // 정렬된 단어 출력
    for (int i = 0; i < N; i++) {
        printf("%s\n", word[i]);
    }
 
    return 0;
}
 

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13
but
i
wont
hesitate
no
more
no
more
it
cannot
wait
im
yours