rt，有道题目输入的字符串，是个矩阵，里面只有空格或X，我试了试cin和scanf都没正确读入空格，大佬们帮忙看看吧。

输入代码：

	scanf("%d%d", &n, &m);
    for (int i = 1; i <= n; i ++ )
    {
      for (int j = 1; j <= m; j ++ )
      {
	  	char ccc;
	  	cin >> ccc;
	  	if (ccc != '\n') g[i][j] = ccc;
	  	//cout << g[i][j];
	  }
	  //puts("");
    }