题解 | #处理文本#

#!/bin/bash 

# 定义一个字典用于存储
declare -A dict

while read line; do
    key=$(echo "${line}" | awk -F':' '{print $1}')
    value=$(echo "${line}" | awk -F':' '{print $2}')
    # 将值存入字典 "111": "13443 13643"
    dict[${key}]="${dict[${key}]} ${value}"
done < nowcoder.txt

# 将字典 key 排序后输出
for key in $(echo "${!dict[@]}" | tr ' ' '\n' | sort -n); do
    echo "[${key}]"
    for value in ${dict[${key}]}; do
        echo "${value}"
    done
done