hrbustoj D.Game(第六屆程序設計團隊賽網絡同步賽)

完全揹包問題,直接模板題

#include <iostream>
#include <string>
#include <algorithm>
#include <sstream>
#include <map>
#include <vector>
using namespace std;
int times[15];
int a[505];
int jc[15];
int dp[505];
vector<pair<int, int> > pra;
int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	int t;
	cin >> t;
	while (t--) {
		pra.clear();
		int l, n, m;
		cin >> l >> n >> m;
		fill(a, a + l + 1, 0);
		for (int i = 0; i < n; i++) {
			cin >> jc[i];
			if (i) times[i] = jc[i] - jc[i - 1];
			else times[i] = jc[i];
		}
		for (int i = 0; i < m; i++) {
			int u, v;
			cin >> u >> v;
			if (u > l) continue;
			if (a[u] < v) a[u] = v;
		}
		for (int i = 0; i <= l; i++) {
			if (a[i]) pra.push_back(make_pair(i, a[i]));
		}
		fill(dp, dp + 505, 0);
		for (int i = 0; i < pra.size(); i++) {
			for (int v = 0; v < 505; v++) {
				if (v - pra[i].first >= 0) dp[v] = max(dp[v], dp[v - pra[i].first] + pra[i].second);
			}
		}
		int sum = 0;
		for (int i = 0; i < n; i++) {
			sum += dp[times[i]];
		}
		sum += dp[l - jc[n - 1]];
		cout << sum << "\n";
	}
}