include<bits/stdc++.h>

define upper(s) transform(s.begin(),s.end(),s.begin(),::toupper)

define lower(s) transform(s.begin(),s.end(),s.begin(),::tolower)

define all(s) s.begin(),s.end()

define rep(m) for(int i=0;i<n;i++)

define showvec(v) for(int i=0;i<v.size();i++) cout<<v[i]<<" ";cout<<endl

define showmap(m) for(auto i=m.begin();i!=m.end();++i) cout<first<<" "<second<<endl;

define ll long long

using namespace std; bool CheckPalindrome(string a,string b) { reverse(all(a)); if(a==b) return true; else return false; } void solve() { string FullTime; cin>>FullTime; ll AddedTime; cin>>AddedTime; int InitialHour=stoi(FullTime.substr(0,2)); int InitialMinute=stoi(FullTime.substr(3,4)); string HoursFirstCheck=to_string(InitialHour); string MinutesFirstCheck=to_string(InitialMinute); int UpdatedHour=InitialHour;int UpdatedMinute=InitialMinute;int counter=0; if(CheckPalindrome(HoursFirstCheck,MinutesFirstCheck)) counter++; do { UpdatedHour+=AddedTime/60; if(UpdatedHour>23) UpdatedHour=UpdatedHour-24; UpdatedMinute+=AddedTime%60; if(UpdatedMinute>60) { UpdatedMinute-=60; UpdatedHour+=1; } string MinutesFormat=to_string(UpdatedMinute); string HoursFormat=to_string(UpdatedHour); if(UpdatedHour<10) { HoursFormat="0"+HoursFormat; } if(UpdatedMinute<10) { MinutesFormat="0"+MinutesFormat; } cout<<HoursFormat<<" "<<MinutesFormat<<endl; if(CheckPalindrome(HoursFormat,MinutesFormat)) counter++; }while(UpdatedHour!=InitialHour and UpdatedMinute!=InitialMinute); cout<<counter<<endl; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr);cout.tie(nullptr); int t; cin>>t; while(t-->0) { solve(); } return 0; }