c++vector二维数组初始化某行
时间: 2023-10-17 17:35:50 浏览: 51
要初始化vector二维数组的某一行,可以通过下标来访问该行,然后使用resize函数重新设置该行的大小。例如,假设我们有一个vector二维数组array,要初始化第i行的长度为c,可以使用array[i].resize(c)来实现。这样就可以将第i行初始化为长度为c的空向量。引用中的代码示例展示了如何初始化vector二维数组的每一行的长度为c。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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