0571. Find Median Given Frequency of Numbers
https://leetcode.com/problems/find-median-given-frequency-of-numbers
Description
The Numbers
table keeps the value of number and its frequency.
+----------+-------------+
| Number | Frequency |
+----------+-------------|
| 0 | 7 |
| 1 | 1 |
| 2 | 3 |
| 3 | 1 |
+----------+-------------+
In this table, the numbers are 0, 0, 0, 0, 0, 0, 0, 1, 2, 2, 2, 3
, so the median is (0 + 0) / 2 = 0
.
+--------+
| median |
+--------|
| 0.0000 |
+--------+
Write a query to find the median of all numbers and name the result as median
.
ac
Last updated
Was this helpful?