Submission #674452

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
674452	2022-12-24 10:05:59	Johann	Vim (BOI13_vim)	C++14	39.50 / 100	32 ms	10568 KiB

vim

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#include "bits/stdc++.h"
using namespace std;
typedef vector<int> vi;
typedef vector<vi> vvi;
#define all(x) (x).begin(), (x).end()
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    string s;
    cin >> s;
    // Init Jumpings
    vvi next_loc(n, vi(10, n));
    int cntE = 0; // der letzte und erste Buchstabe sind != 'e'
    for (int i = n - 2; i >= 0; --i)
    {
        for (int c = 0; c < 10; ++c)
            next_loc[i][c] = next_loc[i + 1][c];
        next_loc[i][s[i + 1] - 'a'] = i + 1;
        if (s[i + 1] == 'e')
            ++cntE;
    }
    // make dp
 
 
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• Subtask 1: 37.5 / 50
• Subtask 2: 2 / 10
• Subtask 3: 0 / 40