Submission #114565

#	Time	Username	Problem	Language	Result	Execution time	Memory
114565		wilwxk	Roller Coaster Railroad (IOI16_railroad)	C++11	11 / 100	2050 ms	4720 KiB

railroad

#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MAXN=10;
ll respf;
int n;

ll plan_roller_coaster(vector<int> s, vector<int> t) {
	n = (int) s.size();
	// for(int i=0; i<n; i++) printf("cara %d\n", s[i]);
	vector<int> permu;
	for(int i=0; i<n; i++) permu.push_back(i);
	respf=1e18;

	do {
		ll resp=0; int val=1;
		for(int i=0; i<n; i++) {
			int cur=permu[i];
			if(s[cur]<val) resp+=(val-s[cur]);
			val=t[cur];
			// printf("%d ", val);
		}
		// printf(" >> %lld\n", resp);
		respf=min(respf, resp);
	}
	while(next_permutation(permu.begin(), permu.end()));

	return respf; 
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 23
• Subtask 3: 0 / 30
• Subtask 4: 0 / 36