백준 1012 - 유기농 배추 (Python)
백준 1012 - 유기농 배추 (Python)링크https://www.acmicpc.net/problem/2606 전체 소스 코드def bfs(y, x): q = [] q.append([y, x]) check[y][x] = True while q: cntY, cntX = q.pop() for i in range(4): ny = cntY + dy[i] nx = cntX + dx[i] if 0 > ny or ny >= col or 0 > nx or nx >= row: continue if check[ny][nx] == False and field[ny][nx] == 1: q.append([ny, nx]) check[ny][nx] = Truetest_case = int(input())row = 0col = 0k = 0field = []check = []dy = [1, -1, 0, 0]dx = [0, 0, 1, -1]for t in range(test_case): row, col, k = map(int, input().split()) field = [[0] * row for _ in range(col)] check = [[False] * row for _ in range(col)] count = 0 for i in range(k): x, y = map(int, input().split()) field[y][x] = 1 for i in range(col): for j in range(row): if check[i][j] == False and field[i][j] == 1: count += 1 bfs(i, j) print(count)