11.一个游戏,前20关是每一关自身的分数,1-30关每一关是10分,31-40关,每一关是20分,1-49关,每一关是30分,第50关是100分,输入你现在闯到的关卡数,求你现在拥有的分数.利用if嵌套for. Console.Write("输入你闯的关卡数:"); int a = int.Parse(Console.ReadLine()); sum = 0; if(a<=20) { for (int i = 1; i <=a;i++ ) { sum += i; } }…
过去20年中可编程网络的发展可以分为几个阶段?每个阶段的贡献是什么? Making computer networks more programmable enables innovation in network management and lowers the barrier to deploying new services. In this section, we review early work on programmable networks. We divide the his…
11.二进制中1的个数 输入一个整数,输出该数二进制表示中1的个数.其中负数用补码表示. (1)最优解 public class Solution { public int NumberOf1(int n) { int count=0; while(n!=0){ n = n&(n-1); count++; } return count; } } (2) public class Solution { public int NumberOf1(int n) { int count=0; int f…
