Light OJ 1354 – IP Checking


/*
Link : http://www.lightoj.com/volume_showproblem.php?problem=1354
*/

#include <bits/stdc++.h>

#define pii pair <int,int>
#define sc scanf
#define pf printf
#define Pi 2*acos(0.0)
#define ms(a,b) memset(a, b, sizeof(a))
#define pb(a) push_back(a)
#define MP make_pair
#define oo 1<<29
#define dd double
#define ll long long
#define EPS 10E-10
#define ff first
#define ss second
#define MAX 10000
#define CIN ios_base::sync_with_stdio(0)
#define SZ(a) (int)a.size()
#define getint(a) scanf("%d",&a)
#define loop(i,n) for(int i=0;i<n;i++)
#define TEST_CASE(t) for(int z=1;z<=t;z++)
#define PRINT_CASE printf("Case %d: ",z)
#define all(a) a.begin(),a.end()
#define intlim 2147483648
#define inf 1000000
#define rtintlim 46340
#define llim 9223372036854775808
#define rtllim 3037000499
#define ull unsigned long long
#define I int

using namespace std;

 string func(int a)
 {
     string str;
     while(a)
     {
         str+=(a%2)+'0';
         a/=2;
     }
     while(SZ(str)<8)
        str+='0';
     reverse(all(str));
     return str;
 }

int main()
{
    ///freopen("in.txt","r",stdin);
    ///freopen("out.txt","w",stdout);
    int t;
    cin>>t;
    TEST_CASE(t)
    {
        int a,b,c,d;
        sc("%d.%d.%d.%d",&a,&b,&c,&d);
        string str,temp[4];
        str.clear();
        loop(i,4)
            temp[i].clear();
        cin>>str;
        for(int i=0,cnt=0;i<SZ(str);i++)
        {
            if(str[i]=='.')
            {
                cnt++;
                continue;
            }
            temp[cnt]+=str[i];
        }

        PRINT_CASE;
        
        if(temp[0]!=func(a) || temp[1]!=func(b) || temp[2]!=func(c)|| temp[3]!=func(d))
        {
            cout<<"No"<<endl;
            continue;
        }
        else
            cout<<"Yes"<<endl;
    }
    return 0;
}

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