輸入的字符串8個(gè)一組，把二進(jìn)制數(shù)轉(zhuǎn)化為十進(jìn)制，輸出。
單case、多case都能過
代碼：

Source Code

Problem: 2105		User: wic
Memory: 264K		Time: 0MS
Language: C++		Result: Accepted

• Source Code

  #include<iostream>
      #include<cstring>
      using namespace std;
      int v[9]={0,1,2,4,8,16,32,64,128};
      int main()
      {
      int n,i,j,m,k;
      char a[35];
      int ans[4];
      cin>>n;
      for(i=0; i<n; i++){
      cin>>a;
      memset(ans, 0, sizeof(ans));
      int l=strlen(a);k=0;m=0;
      for(j=l-1; j>=0; j--){
      k++;
      ans[m]+=(a[j]-'0')*v[k];
      if(k==8)
      k=0,m++;
      }
      cout<<ans[3]<<"."<<ans[2]<<"."<<ans[1]<<"."<<ans[0]<<endl;
      }
      return 0;
      }