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Java Solution for LeetCode algorithm problems, continually updating
package g0001_0100.s0074_search_a_2d_matrix;
// #Medium #Array #Binary_Search #Matrix
public class Solution {
public boolean searchMatrix(int[][] matrix, int target) {
int endRow = matrix.length;
int endCol = matrix[0].length;
int targetRow = 0;
boolean result = false;
for (int i = 0; i < endRow; i++) {
if (matrix[i][endCol - 1] >= target) {
targetRow = i;
break;
}
}
for (int i = 0; i < endCol; i++) {
if (matrix[targetRow][i] == target) {
result = true;
break;
}
}
return result;
}
}