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답안 #219333

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
219333 2020-04-05T07:07:45 Z VEGAnn Datum (COCI20_datum) C++14
0 / 50
 521 ms 57852 KB 
#include <bits/stdc++.h>
#define all(x) x.begin(),x.end()
#define sz(x) ((int)x.size())
#define PB push_back
using namespace std;
const int N = 4000100;
const int oo = 2e9;
string s, t;
vector<array<int, 3> > vc;
int moths[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
int nearest[N];

string tostr(int x, int len){
    string res = "";

    for (int it = 0; it < len; it++){
        res += char(x % 10 + '0');
        x /= 10;
    }

    reverse(all(res));

    return res;
}

bool pali(int id){
    s = "";
    s += tostr(vc[id][2], 2);
    s += tostr(vc[id][1], 2);
    s += tostr(vc[id][0], 4);
    t = s;
    reverse(all(t));

    return (s == t);
}

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

//    freopen("in.txt","r",stdin);

    for (int year = 1; year < 10000; year++)
        for (int mon = 0; mon < 12; mon++){
            int kol_days = moths[mon];

            if (year % 4 == 0 && mon == 1)
                kol_days++;

            for (int days = 1; days <= kol_days; days++)
                vc.PB({year, mon + 1, days});
        }

    nearest[sz(vc) - 1] = sz(vc);

    for (int i = sz(vc) - 2; i >= 0; i--)
        if (pali(i + 1))
            nearest[i] = i + 1;
        else nearest[i] = nearest[i + 1];

    int qq; cin >> qq;

    for (; qq; qq--){
        int d, m, y;
        scanf("%d.%d.%d.", &d, &m, &y);

        array<int, 3> ar = {y, m, d};

        int loc = lower_bound(all(vc), ar) - vc.begin();

        int id = nearest[loc];

        cout << tostr(vc[id][2], 2) << "." << tostr(vc[id][1], 2) << "." << tostr(vc[id][0], 4) << ".\n";
    }

    return 0;
}

Compilation message

datum.cpp: In function 'int main()':
datum.cpp:64:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d.%d.%d.", &d, &m, &y);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 501 ms 57592 KB Output isn't correct
2 Incorrect 500 ms 57852 KB Output isn't correct
3 Incorrect 495 ms 57584 KB Output isn't correct
4 Incorrect 492 ms 57696 KB Output isn't correct
5 Incorrect 512 ms 57692 KB Output isn't correct
6 Incorrect 479 ms 57588 KB Output isn't correct
7 Incorrect 502 ms 57644 KB Output isn't correct
8 Incorrect 521 ms 57788 KB Output isn't correct
9 Incorrect 461 ms 57592 KB Output isn't correct
10 Incorrect 501 ms 57780 KB Output isn't correct