九度 1203

 

#include <cstdio>#include <iostream>using namespace std;#ifdef ONLINE_JUDGE                                   #define FINPUT(file)  0#define FOUTPUT(file) 0#else                                                #define FINPUT(file)  freopen(file,"r",stdin)#define FOUTPUT(file) freopen(file,"w",stdout)#endifint main(){    FINPUT("in.txt");    FOUTPUT("out.txt");        int n;    while(cin>>n && n)    {    for (int i = 0; i < n; ++i)    {    int p1,p2,p3,p4;    char c;    cin>>p1>>c>>p2>>c>>p3>>c>>p4;    if(p1>=0&&p1<=255&&p2>=0&&p2<=255&&p3>=0&&p3<=255&&p4>=0&&p4<=255)    cout<<"Yes!"<<endl;    else    cout<<"No!"<<endl;    }    }    return 0;}