제출 #1100406

#제출 시각아이디문제언어결과실행 시간메모리
1100406codexistentRima (COCI17_rima)C++14
0 / 140
65 ms262144 KiB
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define FOR(i, a, b) for(ll i = a; i <= b; i++)

struct Trie{
    ll nx[26], ct = 0;
    Trie () {
        FOR(i, 0, 25) nx[i] = -1;
    }
};

ll n, trie_idx = 1;
Trie trie[3000005];

int main(){
    char c = 'b';
    FOR(i, 1, 3000000){
        ll ptr = 0;
        if(trie[ptr].nx[c - 'a'] == -1){
            trie[ptr].nx[c - 'a'] = trie_idx;
            trie_idx++;
        }
        ptr = trie[ptr].nx[c - 'a'];
        trie[ptr].ct++;
    }
}

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