题目：要求输出国际象棋棋盘。 1.程序分析：用i控制行，j来控制列，根据i+j的和的变化来控制输出黑方格，还是白方格。 -Title: requirements for the output of the chess board. 1 program analysis: using I control line, j to control the column, according to the i+j and the change to control the output of