Submission #1271734

#	Time	Username	Problem	Language	Result	Execution time	Memory
1271734		pvb.tunglam	Knapsack (NOI18_knapsack)	C++20	37 / 100	1 ms	328 KiB

knapsack

#include <bits/stdc++.h>
// Put me to the test. I will be the best.
using namespace std;

int dp[10001];
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    int n, m; cin >> m >> n;
    vector <int> W;
    vector <int> V;
    V.push_back(1000000000);
    W.push_back(1000000000);
    for (int i = 1; i <= n; i ++) {
		int w, v, a; cin >> v >> w >> a;
		int pow = 1;
		while (a >= pow) {
			W.push_back(w * pow);
			V.push_back(v * pow);
			a -= pow;
			pow *= 2;
		}   	
		if (a > 0) {
			W.push_back(w * a);
			V.push_back(v * a);
		}
	}
	n = V.size() - 1;
	for (int i = 1; i <= n ; i ++) {
		for (int j = m; j >= 0; j --) {
			if (j >= W[i]) {
				dp[j] = max(dp[j], dp[j - W[i]] + V[i]);
			}
		}
	}
	cout << dp[m];
}

• Subtask 1: 0 / 12
• Subtask 2: 17 / 17
• Subtask 3: 20 / 20
• Subtask 4: 0 / 24
• Subtask 5: 0 / 27