Submission #954649

# Submission time Handle Problem Language Result Execution time Memory
954649 2024-03-28T09:35:45 Z GrindMachine Roller Coaster Railroad (IOI16_railroad) C++17
0 / 100
54 ms 10572 KB
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl

#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)

template<typename T>
void amin(T &a, T b) {
    a = min(a,b);
}

template<typename T>
void amax(T &a, T b) {
    a = max(a,b);
}

#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif

/*



*/

const int MOD = 1e9 + 7;
const int N = 1e5 + 5;
const int inf1 = int(1e9) + 5;
const ll inf2 = ll(1e18) + 5;

#include "railroad.h"

long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
    ll n = sz(s);
    vector<pll> a(n);
    rep(i,n) a[i] = {s[i],t[i]};

    auto cmp = [&](pll p1, pll p2){
        return p1.ff+p1.ss < p2.ff+p2.ss;
    };

    sort(all(a),cmp);
    rep(i,n-1){
        if(a[i].ss > a[i+1].ff){
            return 1;
        }
    }

    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB n = 2
2 Correct 0 ms 348 KB n = 2
3 Correct 0 ms 348 KB n = 2
4 Correct 1 ms 348 KB n = 2
5 Correct 0 ms 348 KB n = 2
6 Incorrect 0 ms 348 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB n = 2
2 Correct 0 ms 348 KB n = 2
3 Correct 0 ms 348 KB n = 2
4 Correct 1 ms 348 KB n = 2
5 Correct 0 ms 348 KB n = 2
6 Incorrect 0 ms 348 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 46 ms 6624 KB n = 199999
2 Correct 54 ms 10568 KB n = 199991
3 Correct 48 ms 10572 KB n = 199993
4 Incorrect 35 ms 7772 KB answer is not correct: 1 instead of 0
5 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB n = 2
2 Correct 0 ms 348 KB n = 2
3 Correct 0 ms 348 KB n = 2
4 Correct 1 ms 348 KB n = 2
5 Correct 0 ms 348 KB n = 2
6 Incorrect 0 ms 348 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -