Submission #1146754

#	Time	Username	Problem	Language	Result	Execution time	Memory
1146754		wood	Roller Coaster Railroad (IOI16_railroad)	C++17	0 / 100	2124 ms	333952 KiB

railroad

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

typedef long long ll;
typedef pair<int,int> p32;
typedef pair<ll,ll> p64;
#define pb push_back
#define eb emplace_back
#define fi first
#define se second
#define vi vector<int>
#define vp32 vector<p32>
#define fast_cin() ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL)
#define MOD %1000000007
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
template <class T>
using Tree =
    tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
//never guess
//never debug without reviewing code
//never try adding ones or subtracting them
//only step by step debug when necessary

long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
    vp32 arr;
    for(int i = 0; i<s.size(); i++) arr.eb(s[i],t[i]);
    sort(arr.begin(),arr.end());
    int result = INT_MAX;
    do{
        int res = 0;
        for(int i = 1; i<arr.size(); i++){
	    cout<<arr[i+1].fi<<' '<<arr[i].se<<'\n';
            res+=max(0,arr[i].se-arr[i+1].fi);
        }
        result = min(result,res);
    }while(next_permutation(arr.begin(),arr.end()));
    return result;
}

Compilation message (stderr)

railroad.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
railroad_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

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