Submission #3234658

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Source Code Expand

#include<iostream>
using namespace std;
int main() {
	int H, W;
	cin >> H >> W;

	string board[H];
	for (int i = 0; i < H; i++)
		cin >> board[i];

	int dx[8] = { 1,1,0,-1,-1,-1,0,1 };
	int dy[8] = { 0,1,1,1,0,-1,-1,-1 };

	for (int i = 0; i < H; i++) {
		for (int j = 0; j < W; j++) {
			if (board[i][j] == '#')
				continue;
			int sum = 0;
			for (int d = 0; d < 8; d++) {
				int ni = i + dx[d], nj = j + dy[d];
				if (ni < 0 or h <= ni)
					continue;
				if (nj < 0 or w <= nj)
					continue;
				if (board[ni][nj] == '#')
					sum++;
			}
			board[i][j] = char(sum + '0');
		}
	}

	for (int i = 0; i < H; i++)
		cout << board[i] << endl;

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:21:19: error: ‘h’ was not declared in this scope
     if (ni < 0 or h <= ni)
                   ^
./Main.cpp:23:19: error: ‘w’ was not declared in this scope
     if (nj < 0 or w <= nj)
                   ^