Submission #980902

#	Time	Username	Problem	Language	Result	Execution time	Memory
980902		hocln	Fun Tour (APIO20_fun)	C++17	Compilation error	0 ms	0 KiB

fun

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;
template <class T>
using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
#define all(v) v.begin(), v.end()
#define logg(x) (31 - __builtin_clz(x))
#define llogg(x) (63 - __builtin_clzll(x))
#define mini(v) min_element(v.begin(), v.end())
#define maxi(v) max_element(v.begin(), v.end())
#define TIME cerr << double(clock() - st) / (double)CLOCKS_PER_SEC
#define sq(a) ((a)*(a))
#ifdef hocln
#include "deb.h"
#else
#define imie(...) ""
#define debug() cerr
#endif
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
typedef long double ld;
typedef tuple<ll, ll, ll> triple;
typedef tuple<ll, ll, ll, ll, ll> five;
typedef unsigned long long ull;
const long long INF = 4e18;
const int inf = 2e9;
const int MN = 3e5 + 15;
const int MX = 2e6 + 15;
//const long long MOD = 1e9 + 7;
const long long MOD = 998244353;
const long double PI = 3.141592653589793238462643383279502884197;
template<typename T, typename T2> bool chmax(T& a, const T2& b) { return a < b ? a = b, 1 : 0; }
template<typename T, typename T2> bool chmin(T& a, const T2& b) { return a > b ? a = b, 1 : 0; }
template<typename T> using vector2 = vector<vector<T>>;
const int dx[] = { 0, 0, 1, -1, 1, 1, -1, -1 };
const int dy[] = { 1, -1, 0, 0 , 1, -1, 1, -1};
std::random_device rd;
std::mt19937 gen(rd());
ll random(ll low, ll high) { uniform_int_distribution<> dist(low, high); return dist(gen); }
template<typename T1, typename T2> istream& operator>>(istream& is, pair<T1, T2>& p) {
    is >> p.first;
    return is >> p.second;
}
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v) {
    for (auto &i: v) os << i << ' ';
    return os;
}
int tc = 0;
vector<int> createFunTour(int n, int q) {
	//int H = hoursRequired(0, N - 1);
	//int A = attractionsBehind(0, N - 1);
	int mx = 0, f = -1;
	for(int i = 1;i < n;i++) {
		if(chmax(mx,hoursRequired(0,i))) f = i;
	}
	vector<int>st{f};
	vector<bool>vis(n);
	vis[f] = true;
	while(st.size() != n) {
		mx = f = -1;
		for(int i = 0;i < n;i++) {
			if(vis[i]) continue;
			if(chmax(mx, hoursRequired(st.back(),i))) f = i;
		}
		st.push_back(f);
		vis[f] = true;
	}
	return st;
}

Compilation message (stderr)

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:57:15: error: 'hoursRequired' was not declared in this scope
   57 |   if(chmax(mx,hoursRequired(0,i))) f = i;
      |               ^~~~~~~~~~~~~
fun.cpp:62:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   62 |  while(st.size() != n) {
      |        ~~~~~~~~~~^~~~
fun.cpp:66:17: error: 'hoursRequired' was not declared in this scope
   66 |    if(chmax(mx, hoursRequired(st.back(),i))) f = i;
      |                 ^~~~~~~~~~~~~