Submission #30770

#TimeUsernameProblemLanguageResultExecution timeMemory
30770NikeforGap (APIO16_gap)C++98
0 / 100
76 ms4240 KiB
#include "gap.h"
#include <algorithm>
#include <cmath>
using namespace std;
long long findGap(int T, int N)
{
	long long ans = 0;
	long long a = pow(10,18);
	long long int s, t;
	long long int mn;
	long long int mx;
	MinMax(0,a,&mn,&mx);
	long long mini = mn;
	long long maxi = mx;
	s = mini+1;
	t = maxi-1;
	while(t>=s) {
		MinMax(s,t,&mn,&mx);
		if(mn==-1 and mx==-1) { ans = max(ans, maxi-mini); break; }

		ans = max(ans, mn - mini);
		ans = max(ans, maxi - mx);
		if(mn==mx) break;
		mini = mn;
		maxi = mx;
		s = mini+1;
		t = maxi-1;
	}
	return ans;
}
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