Nettetint a[5]={}; 全部数组元素使用默认值,当然默认值一般是0; int a[5]={0}; 第一个元素初始化为0,其他使用默认值(默认值也是0) 发布于 2024-03-05 09:52 赞同 2 添加评论 分享 收藏 喜欢收起 Nettet12. okt. 2024 · Let us understand the execution line by line. Initial values of a and b are 1. // Since a is 1, the expression --b // is not executed because // of the short-circuit property // of logical or operator // So c becomes 1, a and b remain 1 int c = a --b; // The post decrement operator -- // returns the old value in current expression // and then updates …
二维数组中int a[3][4]; 为什么a+1与*(a+1)等价? - 知乎
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c++ - Interpretation of int (*a)[3] - Stack Overflow
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