初始化可變長(zhǎng)度數(shù)組編譯器時(shí)，將顯示錯(cuò)誤消息：[Error] variable-sized object may not be initialized  程式碼片段：int n; printf("Enter size of magic square: ");scanf("%d",&n);int board[n][n] = {0};可變長(zhǎng)度數(shù)組應(yīng)如何初始化？以及為什么所有元素都沒(méi)有0按照下面的方式初始化；   int board[n][n];   board[n][n] = {0};？