Submission #1257191

#	Time	Username	Problem	Language	Result	Execution time	Memory
1257191		MasterDebater	Gap (APIO16_gap)	C++20	Compilation error	0 ms	0 KiB

gap

#include "gap.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
const int N=1e5+10;
ll ans,a[N];
ll findGap(ll T,ll N){
	if(T==1){
		ll li=1,int ri=N;
		a[N+1]=1e18;
		while(ri-li>=0){
			MinMax(a[li-1]+1,a[ri+1]-1,&a[li],&a[ri]);
			li++,ri--;
		}
		for(int i=1;i<N;i++)ans=max(ans,a[i+1]-a[i]);
	}
	else{
		ll mn,mx;
		MinMax(0,1e18,&mn,&mx);
		ll x=(mx-mn+N-2)/(N-1);
		ll ans=x,l,r,p=mn,i;
		for(i=mn;i+x<mx;i+=x+1){
			MinMax(i,i+x,&l,&r);
			if(l!=-1)ans=max(ans,l-p),p=l;	
		}
		MinMax(i,mx,&l,&r);
		if(l!=-1)ans=max(ans,l-p);
	}
	return ans;
}

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(long long int, long long int)':
gap.cpp:9:25: error: expected unqualified-id before 'int'
    9 |                 ll li=1,int ri=N;
      |                         ^~~
gap.cpp:11:23: error: 'ri' was not declared in this scope; did you mean 'li'?
   11 |                 while(ri-li>=0){
      |                       ^~
      |                       li