Problem

Submissions

Problem: Count Negative Numbers in a Sorted Matrix

Statement

Given a matrix grid of size $\leq 100$ , where each row and column is sorted in non-increasing order, find and return the total count of negative numbers in the matrix.

Constraints:

$m$ $==$ grid.length
$n$ $==$ grid[i].length
$1\leq$ $m$ , $n$ $\leq 1000$
$-100 \leq$ grid[i][j] $\leq 100$

Examples

Problem

Submissions

Problem: Count Negative Numbers in a Sorted Matrix

Statement

Given a matrix grid of size $m \ * \ n$ , where each row and column is sorted in non-increasing order, find and return the total count of negative numbers in the matrix.

Constraints:

$m$ $==$ grid.length
$n$ $==$ grid[i].length
$1\leq$ $m$ , $n$ $\leq 1000$
$-100 \leq$ grid[i][j] $\leq 100$

Examples