Saving Daylight Solution:

#include <bits/stdc++.h>
using namespace std;

std::vector<std::string> stringSplit(const std::string s, char delimiter){
   std::vector<std::string> tokens;
   std::string token;
   std::istringstream tokenStream(s);
   while (getline(tokenStream, token, delimiter)){
      tokens.push_back(token);
   }
   return tokens;
}

int main(){
    // #ifndef TESTING
    // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);
    // #endif

    string line;
    while(getline(cin, line)){
        stringstream ss(line);
        string month;
        int day, year;
        ss >> month >> day >> year;
        string rise, set;
        ss >> rise >> set;
        auto riseTime = stringSplit(rise, ':');
        auto setTime = stringSplit(set, ':');
        int setM = stoi(setTime[1]);
        int riseM = stoi(riseTime[1]);
        int setH = stoi(setTime[0]);
        int riseH = stoi(riseTime[0]);
        int totalM = setM - riseM;
        if(totalM < 0){
            totalM += 60;
            setH--;
        }
        int totalH = setH - riseH;
        cout << month << " " << day << " " << year << " " << totalH << " hours " << totalM << " minutes" << endl;
    }
    

    return 0;   
}