80pts求助
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80pts求助
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BH5970楼主2025/6/17 19:49
#include<bits/stdc++.h>
using namespace std;
int a[100005];
int b[100005];
int c[100005];
int main () {
	int n;
	cin >> n;
	for (int i = 1; i < n; i++) {
		cin >> a[i];
	}
	int k;
	cin >> k;
	for (int i = 1; i <= k; i++) {
		cin >> b[i];
	}
	for (int i = 1; i <= k; i++) {
		cin >> c[i];
	}
	int s,t;
	cin >> s >> t;
	int time = 0;
	for (int i = s; i < t; i++) {
		time += a[i];
	}
	for (int i = s + 1; i < t; i++) {
		bool flag = 0;
		int i_ = 0;
		for (int j = 1; j <= k; j++) {
			if (b[j] == i) {
				i_ = j;
				flag = 1;
			}
		}
		if (flag == 1) {
			time += c[i_];
			i_++;
		}
	}
	cout << time << endl;
	return 0;
}

#9#10TLE,已懵,求指点

2025/6/17 19:49
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