USACO Silver 2020 US Open - Social Distancing

C++

C++ Implementation

#include <bits/stdc++.h>
	
using namespace std;

#define ll long long

int n, m;
pair<ll,ll> intervals[100005];
void setIO(string name, bool includeout=false) { // name is nonempty for USACO file I/O
	ios_base::sync_with_stdio(0); cin.tie(0); // see Fast Input & Output

Java

import java.util.*;
import java.io.*;

public class socdist{
	static int N, M;
	static Pair[] P;
	public static void main(String[] args) throws IOException{
		InputReader in = new InputReader("socdist.in");
		N = in.nextInt(); M = in.nextInt(); P = new Pair[M];
		for(int i = 0; i<M; i++){