제출 #899506

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
8995062024-01-06 10:52:01NonozeMiners (IOI07_miners)C++17
92 / 100
1529 ms238472 KiB
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define int long long
#define sz(x) (int)(x.size())
using namespace std;
using namespace __gnu_pbds;
typedef
tree<
int,
null_type,
less<int>,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;
int n, k, m;
string seq;
map<char, int> vaut;
map<pair<int, pair<pair<int, int>, pair<int, int>>>, int> memo;
int dp(int empl, pair<int, int> prec1, pair<int, int> prec2) {
if (empl>=n) return 0;
if (memo.count({empl, {prec1, prec2}})) return memo[{empl, {prec1, prec2}}];
int s1=dp(empl+1, {prec1.second, vaut[seq[empl]]}, prec2);
int s2=dp(empl+1, prec1, {prec2.second, vaut[seq[empl]]});
 
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