C# 工具¶

输入输出工具¶

Console.WriteLine()
Int.Parse()

进阶数据结构¶

`Dictionary`¶

var dict = new Dictionary<string, int>();

dict.Add("key", 0);
dict.ContainsKey("key");

int value = 0;
if (dict.TryGetValue("key", out value))
{
    // Got value.
} else {
    // Key doesn't exist.
}