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    • leetcode261 Graph Valid Tree-zh
    • leetcode262 Trips and Users-zh
    • leetcode263 ugly-number-zh
    • leetcode264 Ugly Number II-zh
    • leetcode265 Paint House II-zh
    • leetcode266 Palindrome Permutation-zh
    • leetcode267 Palindrome Permutation II-zh
    • leetcode268 Missing Number-zh
    • leetcode269 Alien Dictionary-zh
    • leetcode270 Closest Binary Search Tree Value-zh
    • leetcode271 Encode and Decode Strings-zh
    • leetcode272 Closest Binary Search Tree Value II-zh
    • leetcode273 Integer to English Words-zh
    • leetcode274 H-Index-zh
    • leetcode275 H-Index II-zh
    • leetcode276 Paint Fence-zh
    • leetcode277 Find the Celebrity-zh
    • leetcode278 First Bad Version-zh
    • leetcode279 Perfect Squares-zh
    • leetcode280 Wiggle Sort-zh
    • leetcode281 Zigzag Iterator-zh
    • leetcode282 Expression Add Operators-zh
      • 题目描述
      • 解法
        • Python3
        • Java
        • ...
    • leetcode283 Move Zeroes-zh
    • leetcode284 Peeking Iterator-zh
    • leetcode285 Inorder Successor in BST-zh
    • leetcode286 Walls and Gates-zh
    • leetcode287 Find the Duplicate Number-zh
    • leetcode288 Unique Word Abbreviation-zh
    • leetcode289 Game of Life-zh
    • leetcode290 Word Pattern-zh
  • 算法
  • leetcode-p2
geekzl.com
2021-07-19

leetcode282 Expression Add Operators-zh

# 282. 给表达式添加运算符 (opens new window)

English Version (opens new window)

# 题目描述

给定一个仅包含数字 0-9 的字符串和一个目标值,在数字之间添加 二元 运算符(不是一元)+、- 或 * ,返回所有能够得到目标值的表达式。

示例 1:

输入: num = "123", target = 6
输出: ["1+2+3", "1*2*3"] 

示例 2:

输入: num = "232", target = 8
输出: ["2*3+2", "2+3*2"]

示例 3:

输入: num = "105", target = 5
输出: ["1*0+5","10-5"]

示例 4:

输入: num = "00", target = 0
输出: ["0+0", "0-0", "0*0"]

示例 5:

输入: num = "3456237490", target = 9191
输出: []

提示:

  • 0 <= num.length <= 10
  • num 仅含数字

# 解法

# Python3


1

# Java


1

# ...


1
编辑 (opens new window)
#leetcode
上次更新: 2021/10/30, 12:58:38
leetcode281 Zigzag Iterator-zh
leetcode283 Move Zeroes-zh

← leetcode281 Zigzag Iterator-zh leetcode283 Move Zeroes-zh→

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