제출 #700026

#제출 시각아이디문제언어결과실행 시간메모리
700026n1k메기 농장 (IOI22_fish)C++17
3 / 100
110 ms9068 KiB
#include <bits/stdc++.h> #define ll long long #define vt vector #define pb push_back #define ar array #define all(x) (x).begin(), (x).end() #define sz(x) (x).size() using namespace std; /* 1. simplify 2. add new elements 3. brute force solution 4. optimize */ // --- templates --- // --- code --- ll max_weights(int n, int m, vt<int> X, vt<int> Y, vt<int> W){ vt<ll> a(n); for(int i = 0; i < m; i++){ a[X[i]] += W[i]; } vt<ll> dp(n); for(int i = 0; i < n; i++){ dp[i] = max((i ? a[i - 1] : 0) + (i >= 2 ? dp[i - 2] : 0) + (i == n - 2 ? a[i + 1] : 0), (i ? dp[i - 1] : 0)); } return dp[n - 1]; }
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