Submission #546572

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
546572	2022-04-07 20:36:23	LucaDantas	Cubeword (CEOI19_cubeword)	C++17	21 / 100	1186 ms	15432 KiB

cubeword

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#pragma GCC optimize("Ofast") 
#pragma GCC optimize("unroll-loops") 
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,fma") 
#include <bits/stdc++.h>
using namespace std;
constexpr int maxn = 16, mod = 998244353; // subtasks 1-2
int ans;
int edge[11][maxn][maxn];
int value_triad[11][maxn][maxn][maxn];
int id(char c) { return c-'a'; } // subtaks 1-2
set<string> mark;
void add(int& a, int b) { a += b; if(a >= mod) a -= mod; }
int main() {
    int n; cin >> n;
    string s;
    for(int i = 0; i < n; i++) {
        cin >> s;
        for(int rep = 0; rep < 2; rep++, reverse(s.begin(), s.end())) if(!mark.count(s)) {
            edge[s.size()][id(s[0])][id(s.back())]++;
            mark.insert(s);
        }
    }
 
 
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• Subtask 1: 21 / 21
• Subtask 2: 0 / 29
• Subtask 3: 0 / 34
• Subtask 4: 0 / 16