Submission #785094

#	Time	Username	Problem	Language	Result	Execution time	Memory
785094		khshg	Catfish Farm (IOI22_fish)	C++17	0 / 100	22 ms	3924 KiB

fish

#include<bits/stdc++.h>
using namespace std;

long long max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W) {
	long long ans = 0;
	vector<int> c(N);
	for(int i = 0; i < M; ++i) {
		c[X[i]] = W[i];
	}
	vector<array<long long, 2>> dp(N);
	dp[0][0] = 0;
	dp[0][1] = c[0];
	for(int i = 1; i < N; ++i) {
		dp[i][0] = max(dp[i - 1][0], dp[i - 1][1]);
		dp[i][1] = dp[i - 1][0] + c[i];
	}
	return max(dp.back()[0], dp.back()[1]);
}

Compilation message (stderr)

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:5:12: warning: unused variable 'ans' [-Wunused-variable]
    5 |  long long ans = 0;
      |            ^~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 9
• Subtask 4: 0 / 14
• Subtask 5: 0 / 21
• Subtask 6: 0 / 17
• Subtask 7: 0 / 14
• Subtask 8: 0 / 16