File: root - text - article - 2019 - 11 - witness.txt
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Category: Computing | 1950 Views, 20524 Search Bots | 94 Words
| Browse | Archive
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Category: Computing | 1950 Views, 20524 Search Bots | 94 Words
| Browse | Archive
Hi, here's your problem today. This problem was recently asked by Google:
There are n people lined up, and each have a height represented as an integer. A murder has happened right in front of them, and only people who are taller than everyone in front of them are able to see what has happened. How many witnesses are there?
Example:
Input: [3, 6, 3, 4, 1]
Output: 3
Explanation: Only [6, 4, 1] were able to see in front of them.
Here's your starting point:
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Cateogry: Computing | 1950 Views, 20524 Search Bots | 94 Words There are n people lined up, and each have a height represented as an integer. A murder has happened right in front of them, and only people who are taller than everyone in front of them are able to see what has happened. How many witnesses are there?
Example:
Input: [3, 6, 3, 4, 1]
Output: 3
Explanation: Only [6, 4, 1] were able to see in front of them.
#
#
# #
####
####
#####
36341 x (murder scene)
Here's your starting point:
def witnesses(heights):
# Fill this in.
print witnesses([3, 6, 3, 4, 1])
# 3
Related Articles
- Daily Interview Problem: Distribute Bonuses
- First and Last Indices of an Element in a Sorted Array
- Invert a Binary Tree
- Daily Interview Question: Create a Simple Calculator
- Design Tic-Tac-Toe
- Spreadsheet Column Title
- Consecutive Ones
- Plus One
- Daily Interview Problem: Merge Overlapping Intervals
- Print a tree level-by-level, with line-breaks
©2006~2024 SteakOverCooked - 0.01038 Seconds(s) - 1834.078 KB/s - 42 Online Memory: 493.8 KB
18:54:01 up 13 days, 18:33, 2 users, load average: 0.98, 0.86, 0.73 - Server PHP Version: 7.4.33
How to Cook a Perfect Steak? | <meta name="robots" content="noindex, follow" />
18:54:01 up 13 days, 18:33, 2 users, load average: 0.98, 0.86, 0.73 - Server PHP Version: 7.4.33
Comments (1)
Read & Write - Normal - Mini - Post - All Comments - Statistics
1. ekta12bhaskar - 2021-07-05 09:05:17 AM
public class Main {
public static void main(String[] args) {
System.out.println("Hello World!");
int[] input = {8, 2, 3, 4, 0};
int n = input.length;
int witness = 0;
int max_so_far = Integer.MIN_VALUE;
for(int i = n-1 ; i >= 0 ; i--){
if(input[i] > max_so_far){
witness++;
max_so_far = input[i];
}
}
System.out.println(witness);
}
}