Submission #1069782

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1069782	2024-08-22 08:54:35	TheQuantiX	Roller Coaster Railroad (IOI16_railroad)	C++17	34 / 100	68 ms	15288 KiB

railroad

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
constexpr ll INF = 1000000000000000000LL;
ll n, m, q, k, x, y, a, b, c;
long long plan_roller_coaster(vector<int> s, vector<int> t) {
    n = (int) s.size();
    if (n <= 16) {
        vector< vector<ll> > dp((1 << n), vector<ll>(n, INF));
        ll ans = INF;
        for (int i = 1; i < (1 << n); i++) {
            vector<int> v;
            for (int j = 0; j < n; j++) {
                if ((i >> j) & 1) {
                    v.push_back(j);
                }
            }
            for (auto j : v) {
                if (v.size() == 1) {
                    dp[i][j] = 0;
                }
                else {
                    for (int k = 0; k < n; k++) {
                        if (!((i >> k) & 1) || j == k) {
                            continue;
                        }
 
 
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Compilation message (stderr)

railroad.cpp: In function 'long long int plan_roller_coaster(std::vector<int>, std::vector<int>)':
railroad.cpp:34:30: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   34 |                 if (v.size() == n) {
      |                     ~~~~~~~~~^~~~

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