Submission #845142

#	Time	Username	Problem	Language	Result	Execution time	Memory
845142		vjudge1	Datum (COCI20_datum)	C++17	15 / 50	94 ms	600 KiB

datum

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



signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);



        array<int, 12> m={31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

        auto month = [&](int l)-> int{
            string s=to_string(l);

             while(s.size()<4) s="0"+s;            
            
            int mont= (s[1]-'0')*10 + (s[0]-'0');
            return mont;
        };
        auto day = [&](int l) ->int{
                    string s=to_string(l);

             while(s.size()<4) s="0"+s;            
            
            int da = (s[3]-'0')*10+(s[2]-'0');
            return da;    
        };

        auto va = [&](int l) -> bool{
             
            
            int da = day(l);
            int mont = month(l);
            
            if(mont>12 || mont==0) return 0;
            if(da==0) return 0;

            if(mont == 2 && l%4==0){
                if(da<=29) return 1;
            }   


            if(m[mont-1]<da) return 0;

            return 1;


        };

        auto anss = [&](int l) -> vector<char>{
            string s=to_string(l);
            while(s.size()<4) s="0"+s;

            vector<char> ans;
            ans.push_back(s[3]);
            ans.push_back(s[2]);
            ans.push_back('.');
            ans.push_back(s[1]);
            ans.push_back(s[0]);
            ans.push_back('.');

            for(int i=0; i<4; i++) ans.push_back(s[i]);

            ans.push_back('.');
            return ans;   
        };



    int t; cin >> t;

    while(t--){

        string s; cin >> s;


        int val=(s[6]-'0')*1000+(s[7]-'0')*100+(s[8]-'0')*10+(s[9]-'0');

        for(int i=val; i<10000; i++){
            if(va(i)&& (i!=val ||( month(val) < month(i) || (month(val) == month(i) && day(val) <day(i))))){
                auto c = anss(i);

                for(auto i: c) cout<<i;
                    cout<<"\n";
                break;
            }
        }


    }
}

• Subtask 1: 15 / 50