Submission #96981

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
96981	2019-02-13 04:52:59	kig9981	Game (IOI13_game)	C++17	100 / 100	8939 ms	58592 KiB

game

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#include "game.h"
#include <bits/stdc++.h>
 
using namespace std;
 
struct Seg
{
  int l, r;
  long long v;
  Seg() : l(0), r(0), v(0) {}
};
 
const int MAX=1e9;
vector<Seg> tree(2), tree2(1);
 
long long GCD(long long a, long long b)
{
  for(;b;a%=b,swap(a,b));
  return a;
}
 
long long get_gcd2(int n1, int n2, int p, int s=0, int e=MAX)
{
  int m=(s+e)>>1;
  if(p==0 || n2<s || e<n1) return 0;
    if(tree2[p].l<0) return n1<=-tree2[p].l-1 && -tree2[p].l-1<=n2 ? tree2[p].v:0;
  if(n1<=s && e<=n2) return tree2[p].v;
  return GCD(get_gcd2(n1,n2,tree2[p].l,s,m),get_gcd2(n1,n2,tree2[p].r,m+1,e));
}
 
 
 
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Compilation message (stderr)

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~

• Subtask 1: 10 / 10
• Subtask 2: 27 / 27
• Subtask 3: 26 / 26
• Subtask 4: 17 / 17
• Subtask 5: 20 / 20