Submission #390311

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
390311	2021-04-15 19:57:51	rainboy	Game (IOI13_game)	C11	100 / 100	4283 ms	39064 KiB

game

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#include "game.h"
#define LG  30  /* LG = ceil(log2(10^9)) */
#define NU  22000
#define N (NU * (LG + 1))
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
long long gcd(long long a, long long b) {
  return b == 0 ? a : gcd(b, a % b);
}
int zz[1 + N], ll[1 + N], rr[1 + N], jj[1 + N], u_, l_, r_; long long xx[1 + N], yy[1 + N];
int node(int j) {
  static int _ = 1;
  zz[_] = rand_();
  jj[_] = j;
  return _++;
}
void pul(int u) {
  yy[u] = gcd(xx[u], gcd(yy[ll[u]], yy[rr[u]]));
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 27 / 27
• Subtask 3: 26 / 26
• Subtask 4: 17 / 17
• Subtask 5: 20 / 20