Submission #893413

#	Time	Username	Problem	Language	Result	Execution time	Memory
893413		abushbandit_1	Road Construction (JOI21_road_construction)	C++17	Compilation error	0 ms	0 KiB

road_construction

#include <bits/stdc++.h>

using namespace std;

#define int long long
#define pb push_back
#define all(x) x.begin(),x.end()
#define ff first
#define ss second

const long long INF = 1e18;
const int N = 1e5 + 1;

signed main(){
	
	int n;
	cin >> n;
	int k;
	cin >> k;
	int cnt = 0;
	int x[n],y[n];
	for(int i = 0;i < n;i++){
		cin >> x[i] >> y[i];
		mp[x[i]]++;
		if(y[i] == y[0]){
			cnt++;
		}
	}
	if(cnt == n){
		sort(x,x + n);
		vector<int> v;
		int j = 1,h = k;
		while(k > 0){
			for(int i = 0;i < n - j;i++){
				v.pb(abs(abs(x[i + j]) - abs(x[i])));
				k--;
			}
			j++;
		}
		k = h;
		sort(all(v));
		for(int i = 0;i < k;i++){
			cout << v[i] << "\n";	
		}
	} else if(n <= 1000){
		vector<int> v;
		for(int i = 0;i < n;i++){
			for(int j = i + 1;j < n;j++){
				v.pb(abs(x[i] - x[j]) + abs(y[i] - y[j]));
			}
		}
		sort(all(v));
		for(int i = 0;i < k;i++){
			cout << v[i] << "\n";
		}
	} else if(k == 1){
		
	} else if(k <= 10){
		
	} else {
		
	}
		
}

Compilation message (stderr)

road_construction.cpp: In function 'int main()':
road_construction.cpp:24:3: error: 'mp' was not declared in this scope
   24 |   mp[x[i]]++;
      |   ^~