Submission #845325

#	Time	Username	Problem	Language	Result	Execution time	Memory
845325		vjudge1	Datum (COCI20_datum)	C++17	50 / 50	16 ms	652 KiB

datum

// Imagine not FFT
#include <bits/stdc++.h>
#define ONLINE_JUDGE
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace __gnu_pbds;

#define ordered_set tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>
 
#ifndef ONLINE_JUDGE
    #define DEBUG(x) std::cerr << #x << ": " << x << std::endl;
    #define DEBUGV(x) std::cerr << #x << ": { "; for(auto ___y:x) std::cerr << ___y << " "; std::cerr << "}" << std::endl;
    #define DEBUGVV(x) std::cerr << #x << ": { \n"; for(int _i=0;_i<sz(x);++_i) {DEBUGV(x[_i]);} std::cerr << "}" << std::endl;
	#define DEBUGVP(x) std::cerr << #x << ": { "; for(auto ___y:x) std::cerr << "{" << ___y.first << "," << ___y.second << "}" << " "; std::cerr << "}" << std::endl;
	#define files freopen("in.txt","r",stdin);freopen("out.txt","w",stdout);
    #define fastio std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); std::cout.tie(nullptr);
#else
    #define fastio std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); std::cout.tie(nullptr);
    #define DEBUG(...) void(23)
    #define DEBUGV(x) void(23);
    #define DEBUGARR(arr, size) void(23)
    #define DEBUGPRINT(...) void(23)
    #define DEBUGMAP(...) void(23)
    #define DEBUGMAPQUEUE(...) void(23)
    #define DEBUGVV(x) void(23);
    #define DEBUGVP(x) void(23);
    #define files void(23);
#endif

#define int long long
#define ll long long
 
#define pb push_back
#define ff first
#define ss second
#define pii std::pair < int , int >
#define pll std::pair < ll , ll >
#define vi std::vector < ll >
#define vl std::vector < int >
#define vii std::vector < pii >
#define vll std::vector < pll >
#define vvi std::vector < vi >
#define vvii std::vector < vii >
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define forn(i,j) for(int i=0;i<j;i++)
#define forr(i,j,k) for(int i=j;i<k;i++)
 
#define mset multiset
#define pqueue priority_queue
#define cmax(a,b) (a = max(a,b))
#define cmin(a,b) (a = min(a,b))
 
#define sz(a) (int)(a.size())
     
const int MOD = 1000000007;
const int MOD2 = 998244353;

using namespace std;

#define il(x) (x%400==0 || (x%4==0 && x%100!=0))

#define yd(x) (x%10*10+x/10%10)
#define ym(x) (x/100%10*10+x/1000%10)

vi day = {31,28,31,30,31,30,31,31,30,31,30,31};

bool check(int y){
	if(y==2092) return true;
	int m=ym(y);
	int d=yd(y);
	if(m>12) return false;
	if(m==0) return false;
	if(d>day[m-1]) return false;
	if(d==0) return false;
	return true;
}

vi nxt(10000,-1);

void init(){
	int last=-1;
	for(int i=9999;i>=0;i--){
		if(check(i)) last=i;
		nxt[i]=last;
	}
}

void solve(int _t_case){
	string s;
	cin >> s;
	int d = (s[0]-'0')*10+(s[1]-'0');
	int m = (s[3]-'0')*10+(s[4]-'0');
	int y = (s[6]-'0')*1000+(s[7]-'0')*100+(s[8]-'0')*10+(s[9]-'0');
	int a=y;
	if(ym(a)<m || (ym(a)==m && yd(a)<=d)) ++a;
	//cerr << ym(2345) << " " << yd(2345) << endl;
	//while(a!=2092 && ( (ym(a)>12 || yd(a)>day[ym(a)]) || (ym(a)==0 || yd(a)==0) )) ++a;
	a=nxt[a];
	DEBUG(a);
	DEBUG(yd(a));
	DEBUG(ym(a));
	string _d=to_string(yd(a));
	string _m=to_string(ym(a));
	string _a=to_string((a));
	while(_d.size()<2) _d="0"+_d;
	while(_m.size()<2) _m="0"+_m;
	while(_a.size()<4) _a="0"+_a;
	cout << _d << '.' << _m << '.' << _a << '.' << endl;
	return;
}

signed main(){
	init();
    fastio;
    files;
    int t=1,_t=0;
    std::cin >> t;
    while(_t<t){
        ++_t;
        solve(_t);
    }
    return 0;
}

• Subtask 1: 50 / 50