Submission #548372

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
548372	2022-04-13 07:32:56	topovik	Fountain Parks (IOI21_parks)	C++17	70 / 100	1098 ms	119044 KiB

parks

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#include <bits/stdc++.h>
#include "parks.h"
#define pb push_back
#define f first
#define s second
#define pi acos(-1)
using namespace std;
typedef long long ll;
typedef long double ld;
const ll oo = 1e9;
const ld eps = (ld)1 / oo;
const ll N = 2e5 + 100;
const ll M = 1e6;
const int step[4][2] = {{0, 2}, {0, -2}, {2, 0}, {-2, 0}};
vector <pair<int, int> > ans;
int mrk[N];
map <int, int> mp[N];
map <int, int> mp1[N];
pair<int, int> coord[N];
void Rec(int x)
{
    for (int i = 0; i < 4; i++)
    {
        int x1 = coord[x].f + step[i][0];
 
 
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Compilation message (stderr)

parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:60:20: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   60 |     if (ans.size() != n - 1) return 0;
      |         ~~~~~~~~~~~^~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20
• Subtask 6: 0 / 30