Class Solution
java.lang.Object
g1901_2000.s1996_the_number_of_weak_characters_in_the_game.Solution
1996 - The Number of Weak Characters in the Game\.
Medium
You are playing a game that contains multiple characters, and each of the characters has **two** main properties: **attack** and **defense**. You are given a 2D integer array `properties` where
properties[i] = [attacki, defensei] represents the properties of the ith character in the game.
A character is said to be **weak** if any other character has **both** attack and defense levels **strictly greater** than this character's attack and defense levels. More formally, a character `i` is said to be **weak** if there exists another character `j` where attackj > attacki and defensej > defensei.
Return _the number of **weak** characters_.
**Example 1:**
**Input:** properties = \[\[5,5],[6,3],[3,6]]
**Output:** 0
**Explanation:** No character has strictly greater attack and defense than the other.
**Example 2:**
**Input:** properties = \[\[2,2],[3,3]]
**Output:** 1
**Explanation:** The first character is weak because the second character has a strictly greater attack and defense.
**Example 3:**
**Input:** properties = \[\[1,5],[10,4],[4,3]]
**Output:** 1
**Explanation:** The third character is weak because the second character has a strictly greater attack and defense.
**Constraints:**
* 2 <= properties.length <= 105
* `properties[i].length == 2`
* 1 <= attacki, defensei <= 105-
Constructor Summary
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Solution
public Solution()
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Method Details
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numberOfWeakCharacters
public int numberOfWeakCharacters(int[][] properties)
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