답안 #832452

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
832452	2023-08-21T10:34:45 Z	NothingXD	메기 농장 (IOI22_fish)	C++17	컴파일 오류	0 ms	0 KB

fish

#include "fish.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

void debug_out(){cerr << endl;}
template<typename Head, typename... Tail>
void debug_out(Head H, Tail... T){
	cerr << H << ' ';
	debug_out(T...);
}

#define debug(...) cerr << "(" << #__VA_ARGS__ << "): ", debug_out(__VA_ARGS__)
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define MP(x, y) make_pair(x, y)

const int maxn = 3e5 + 10;

int w[maxn];
ll dp[maxn];
ll max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W) {
	
	for (int i = 0; i < M; i++){
		w[X[i]] = W[i];
	}

	dp[0] = 0;

	for (int i = 1; i < N; i++){
		dp[i] = w[i-1];
		if (i > 1){
			dp[i] += dp[i-2];
		}
		if (i > 2){
			dp[i] = max(dp[i], dp[i-3] + w[i-2] + w[i-1]);
		}
	}

	return max(dp[n-1], dp[n-2] + w[n-1]);
}

Compilation message

fish.cpp: In function 'll max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:45:16: error: 'n' was not declared in this scope
   45 |  return max(dp[n-1], dp[n-2] + w[n-1]);
      |                ^