【简答题】One day , an old man was selling a big elephant . A young man came up to the elephant and began to look at it slowly . The old man went up to him and said in his ear .”Don’t say anything about the ele...
【简答题】下面程序中函数f的功能是将n个字符串按由大到小的顺序进行排序,程序运行后的输出结果是________。 #include #v oid f(char p[][10],int n) { char t[20];
int i,j; for(i=0;i<=n-1;i++) for(j=i+1;j<=n-1;j++) if(strcmp(p[i],p[j])<0) { strcpy(t,p[i]); ...
【多选题】某工程双代号网络计划中各个节点的最早时间和最迟时间如下图所示。该计划表明( )。
【简答题】One day an old man is selling (卖) a big elephant. A young man comes to the elephant and begins to look at it slowly. The old man goes up to him and says in his ear, “Don’t say anything about the eleph...
【简答题】某工程双代号网络计划中各个节点的最早时间和最迟时间如下图所示。该计划表明( )。A. 工作1-3的自由时差为1 B. C. D. E. B. 工作4-5为关键工作 C. 工作4-6为关键工作 D. 工作5-8的总时差为零 E. 工作7-8的自由时差为2
【多选题】某工程双代号网络计划如下图所示,图中已标出的各个节点的最早时间和最迟时间,该计划表明( )。