asmhatre/java-interview-lab
1
0
Fork 0
Code Activity

dynamic-programming: rename loop variable in UniquePaths.oneRow (WordPress reads [c] as a shortcode in the article)

Browse Source
This commit is contained in:
asmhatre
2026-11-09 08:53:28 +00:00
parent cb1b28682f
commit 22181e1a17
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
dynamic-programming/src/main/java/com/ankurm/interviewlab/dp/UniquePaths.java
+2 -2
View File
@@ -31,12 +31,12 @@ public final class UniquePaths {
return table(rows, cols)[rows - 1][cols - 1]; return table(rows, cols)[rows - 1][cols - 1];
} }
/** One row: row[c] already holds the cell above, row[c-1] is the cell to the left. */ /** One row: row[col] already holds the cell above, row[col-1] is the cell to the left. */
public static long oneRow(int rows, int cols) { public static long oneRow(int rows, int cols) {
long[] row = new long[cols]; long[] row = new long[cols];
java.util.Arrays.fill(row, 1); java.util.Arrays.fill(row, 1);
for (int r = 1; r < rows; r++) { for (int r = 1; r < rows; r++) {
for (int c = 1; c < cols; c++) row[c] += row[c - 1]; for (int col = 1; col < cols; col++) row[col] += row[col - 1];
} }
return row[cols - 1]; return row[cols - 1];
} }