Submission #109320

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
109320	2019-05-06 06:57:29	b2563125	Gap (APIO16_gap)	C++14	0 / 100	71 ms	1400 KiB

gap

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#include<iostream>
#include<algorithm>
#include<vector>
#include "gap.h"
using namespace std;
#define vel vector<long long>
#define rep(i,n) for(long long i=0;i<n;i++)
int pr = 1000000007;
int ref(int &a) {
  a = a % pr;
  a += pr;
  a = a % pr;
  return a;
}
long long findGap(int t, int n) {
  long long N = n;
  long long a1; long long an;
  long long INF = pr - 7;
  INF *= INF;
  MinMax(0, max(INF,INF-INF), &a1, &an);
  long long X = an - a1 + 1;
  long long now_min = a1;
  long long ans = 0;
  rep(i, n) {
    long long mn, mx;
    MinMax(a1 + (X*i) / N, max(a1 + (X*(i + 1)) / N, a1 + (X*i) / N), &mn, &mx);
    if (mn != -1) {
      ans = max(mn - now_min, ans);
      now_min = mx;
    }
 
 
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• Subtask 1: 0 / 30
• Subtask 2: 0 / 70