Submission #15419

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
15419	2015-07-12 07:24:47	myungwoo	로봇 심판의 님 게임 (kriii3_F)	C++14	0 / 79	2000 ms	1724 KiB

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#include <bits/stdc++.h>
using namespace std;
 
#define pb push_back
typedef long long lld;
 
int N, M, K;
lld A[21], G[21];
vector <lld> P, Q;
 
lld gcd(lld a, lld b){ return b ? gcd(b, a%b) : a; }
inline lld invalid(lld n)
{
  lld ret = n;
  for (int msk1=0;msk1<(1<<N);msk1++){
    int sign = -1;
    lld lcm = 1;
    bool none = 0;
    for (int i=0;i<N;i++) if (msk1 & (1 << i)){
      sign *= -1;
      lld g = gcd(lcm, P[i]);
      if (P[i] / g > n / lcm){ none = 1; break; }
      lcm = P[i] / g * lcm;
    }
    if (none) continue;
    if (msk1) ret += sign * n / lcm;
    // if (msk1) printf("|A| += %lld\n", sign * n / lcm);
    for (int msk2=0;msk2<(1<<M);msk2++){
      int sign2 = sign; lld lcm2 = lcm;
 
 
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• Subtask 1: 0 / 28
• Subtask 2: 0 / 51