제출 #1214251

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1214251		Nelt	상형문자열 (IOI24_hieroglyphs)	C++20	3 / 100	158 ms	17096 KiB

hieroglyphs

#include "hieroglyphs.h"
#include <bits/stdc++.h>
#define ll long long
#define endl "\n"
using namespace std;

std::vector<int> ucs(std::vector<int> a, std::vector<int> b)
{
    set<ll> sa, sb;
    for (ll i : a)
        sa.insert(i);
    for (ll i : b)
        sb.insert(i);
    {
        vector<int> nv;
        for (ll i : a)
            if (sb.count(i))
                nv.push_back(i);
        a = nv;
        nv.clear();
        for (ll i : b)
            if (sa.count(i))
                nv.push_back(i);
        b = nv;
    }
    vector<int> ans, ans1;
    set<ll> s;
    for (ll i : a)
        if (!s.count(i))
            ans.push_back(i), s.insert(i);
    s.clear();
    for (ll i : b)
        if (!s.count(i))
            ans1.push_back(i), s.insert(i);
    if (ans == ans1) return ans;
    return {-1};
}

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• Subtask 1: 3 / 3
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