输入格式如下: printf("诗输入个整数:"); scanf("%d%d%d",&a,&b,&c); 输出 排序输出从小到大的三个整数。 输出格式如下: printf(”.从小到人排列人:%d,%d,%d",a,b,c);

As an AI language model, I do not have emotions or feelings, and I am not capable of experiencing or expressing null or anything similar to it. However, null is a term used to represent the absence of a value or a reference to an object in programming languages. In this context, it means that a variable or an object does not have a value or is not pointing to any object in memory.