Submission #942104

#	Time	Username	Problem	Language	Result	Execution time	Memory
942104		Nika533	Roller Coaster Railroad (IOI16_railroad)	C++14	0 / 100	75 ms	14264 KiB

railroad

#pragma GCC diagnostic warning "-std=c++11"
#include <bits/stdc++.h>
#include "railroad.h"
#define pb push_back
#define f first
#define s second
#define MOD 1000000007
#define flush fflush(stdout)
#define all(x) (x).begin(),(x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define pii pair<int,int>
using namespace std;
int n,m,T,k,ans,fix[10];
vector<int> v,s,t;
void rec(int ind) {
	if (ind==n) {
		int sum=0;
		for (int i=1; i<n; i++) {
			if (t[v[i-1]]>s[v[i]]) {
				sum+=t[v[i-1]]-s[v[i]];
			}
		}
		ans=min(ans,sum);
		return;
	}
	for (int i=0; i<n; i++) {
		if (fix[i]==0) {
			v.pb(i); fix[i]=1;
			rec(ind+1);
			v.pop_back(); fix[i]=0;
		}
	}
}
long long plan_roller_coaster(vector<int> S, vector<int> T) {
	ans=1e18;
	s=S; t=T;
	n=s.size();
	rec(0);
	return ans;
}

Compilation message (stderr)

railroad.cpp:1:32: warning: '-std=c++11' is not an option that controls warnings [-Wpragmas]
    1 | #pragma GCC diagnostic warning "-std=c++11"
      |                                ^~~~~~~~~~~~
railroad.cpp: In function 'long long int plan_roller_coaster(std::vector<int>, std::vector<int>)':
railroad.cpp:35:6: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   35 |  ans=1e18;
      |      ^~~~

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