From 87cbf79aa0b6ec5156ffdd1239d6f319b97d1736 Mon Sep 17 00:00:00 2001 From: MITHILESH Date: Thu, 1 Oct 2020 12:53:37 +0530 Subject: [PATCH] Create valid soduku.cpp --- cpp/valid soduku.cpp | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 cpp/valid soduku.cpp diff --git a/cpp/valid soduku.cpp b/cpp/valid soduku.cpp new file mode 100644 index 0000000000..46637abb9d --- /dev/null +++ b/cpp/valid soduku.cpp @@ -0,0 +1,21 @@ +class Solution { +public: + bool isValidSudoku(vector>& board) { + int rows[9][10]; + int cols[9][10]; + int boxes[9][10]; + memset(rows, 0, sizeof(rows)); + memset(cols, 0, sizeof(cols)); + memset(boxes, 0, sizeof(boxes)); + for(int i = 0; i < 9; i++) { + for(int j = 0; j < 9; j++) { + if (board[i][j] != '.') { + int num = board[i][j] - '0'; + if (++rows[i][num] > 1 || ++cols[j][num] > 1 || ++boxes[(i/3)*3 + j/3][num] > 1) return false; + + } + } + } + return true; + } +}; pFad - Phonifier reborn

Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.

Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.

Alternative Proxies:

Alternative Proxy

pFad Proxy

pFad v3 Proxy

pFad v4 Proxy