Submission #1164109

#	Time	Username	Problem	Language	Result	Execution time	Memory
1164109		yf_yusuf	Road Construction (JOI21_road_construction)	C++20	0 / 100	70 ms	2376 KiB

road_construction

//```//    YF YUSUF
#define Free_open(File) freopen((File".in"),"r",stdin);freopen((File".out"),"w",stdout);
#define YF ios_base::sync_with_stdio(0);cout.setf(ios::fixed);
#define YUSUF cout.precision(0);cout.tie(0);cin.tie(0);
#include <bits/stdc++.h>
using namespace std;
#ifdef YF_CHECK
	bool Output=1;
//	#include "g/debug.h"
	//#include "g/bigint.h"
//	#include "g/text.h"
#else
	bool Output=0;
	#define deb(x...) 42 
#endif
using ll  =  int;
using ld  =  long double;
using vll =  vector <ll>;
using mll =  map <ll,ll>;
using pll =  pair <ll,ll>;
using vpll=  vector <pll>;
template<class T>T MIN(T&a,T b){a=min(a,b);return a;}
template<class T>T MAX(T&a,T b){a=max(a,b);return a;}
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("03")
#pragma optimize ("g",on)
#define revers(a) reverse(all(a))
#define all(a) a.begin(),a.end()
#define sortt(a) sort(all(a))
#define sgr v+v+1,(tl+tr)/2+1,tr
#define sgl v+v,tl,(tl+tr)/2
#define pb push_back
#define ins insert
#define S second
#define F first
ll BP(ll a,ll b,ll mod=1e9+7){
	if(b==0)return 1;
	ll q=BP(a,b/2,mod);
	return ((q*q)%mod*(b%2?a:1ll))%mod;
}
ll dup(ll a,ll b){return (a+b-1)/b;}
ll f(ll x){return x*(x+1)/2;}
const int mod=998244353;
const ll  INF=1e18+7;
const int inf=1e9+7;
const int N  =2e5+7;
void YF_MAIN(ll TEST){
	ll n,k;
	cin>>n>>k;
	vpll a(n);
	for(auto &i : a){
		cin>>i.F>>i.S;
		i={i.F+i.S,i.S-i.F};
	} 
	ll ans=INF;
	sortt(a);
	for(int i=1;i<n;i++){
		MIN(ans,abs(a[i].F-a[i-1].F));
		swap(a[i].F,a[i].S);
	}
	sortt(a);
	for(int i=1;i<n;i++){
		MIN(ans,abs(a[i].F-a[i-1].F));
		swap(a[i].F,a[i].S);
	}
	cout<<ans;
}
bool TECT=0;
bool CASE=0;
bool OUTP=1;
const int FN=2;
ll FACT[FN],inv[FN],FMOD=1e9+7;
ll PER(ll n,ll k){return FACT[n] *inv[n-k]%FMOD;}
ll CNK(ll n,ll k){return PER(n,k)*inv[k  ]%FMOD;}
ll lg[FN];
void BEFORE(){
	return;
	for(int i=2;i<FN;i++){
		lg[i]=lg[i/2]+1;
	}
	FACT[0]=inv[0]=1;
	for(int i=1;i<FN;i++){
		FACT[i]=FACT[i-1]*i%FMOD;
		inv[i]=BP(FACT[i],FMOD-2,FMOD);
	}
}
signed main(){
	if(OUTP){YF YUSUF}
//	Free_open("TEST");
	cout<<(Output ? "\nYF_OUTPUT:\n\n" : "");
	int TEST=1;
	if(TECT)
		cin>>TEST;
	BEFORE();
	for(int T=1;T<=TEST;T++){
		if(CASE)
			cout<<"Case "<<T<<": ";
		YF_MAIN(T);
//		cout<<(T==TEST ? "" : "\n");
	}
	return 0;
} 
//```

Compilation message (stderr)

road_construction.cpp:46:19: warning: overflow in conversion from 'double' to 'll' {aka 'int'} changes value from '1.0e+18' to '2147483647' [-Woverflow]
   46 | const ll  INF=1e18+7;
      |               ~~~~^~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 6
• Subtask 3: 0 / 7
• Subtask 4: 0 / 20
• Subtask 5: 0 / 27
• Subtask 6: 0 / 35