Artifact 2b5324448e8be251883d2c2d07fe2b49680f5b37
#include <iostream>
#include <sstream>
#include <iomanip>
#include <vector>
#include <string>
#include <map>
#include <set>
#include <algorithm>
#include <numeric>
#include <iterator>
#include <functional>
#include <complex>
#include <queue>
#include <stack>
#include <cmath>
#include <cassert>
using namespace std;
typedef long long LL;
typedef long double LD;
typedef complex<LD> CMP;
int gcd(int a, int b)
{
while(a)
swap(a, b%=a);
return b;
}
class FruitTrees { public:
int maxDist(int apple, int kiwi, int grape)
{
int best = 0;
for(int k0=0; k0<kiwi; ++k0) {
int ak = calc(apple, 0, kiwi, k0);
for(int g0=0; g0<grape; ++g0)
best = max(best, min(ak, min(calc(apple, 0, grape, g0), calc(kiwi, k0, grape, g0))));
}
return best;
}
int calc(int a, int a0, int b, int b0)
{
//int x = abs(b0-a0);
int x = b0-a0;
int g = gcd(a, b);
return min(x%g, g-x%g);
}
};
// BEGIN CUT HERE
#include <ctime>
double start_time; string timer()
{ ostringstream os; os << " (" << int((clock()-start_time)/CLOCKS_PER_SEC*1000) << " msec)"; return os.str(); }
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v)
{ os << "{ ";
for(typename vector<T>::const_iterator it=v.begin(); it!=v.end(); ++it)
os << '\"' << *it << '\"' << (it+1==v.end() ? "" : ", "); os << " }"; return os; }
void verify_case(const int& Expected, const int& Received) {
bool ok = (Expected == Received);
if(ok) cerr << "PASSED" << timer() << endl; else { cerr << "FAILED" << timer() << endl;
cerr << "\to: \"" << Expected << '\"' << endl << "\tx: \"" << Received << '\"' << endl; } }
#define CASE(N) {cerr << "Test Case #" << N << "..." << flush; start_time=clock();
#define END verify_case(_, FruitTrees().maxDist(apple, kiwi, grape));}
int main(){
CASE(0)
int apple = 1;
int kiwi = 5;
int grape = 8;
int _ = 0;
END
CASE(1)
int apple = 3;
int kiwi = 3;
int grape = 6;
int _ = 1;
END
CASE(2)
int apple = 40;
int kiwi = 30;
int grape = 20;
int _ = 5;
END
CASE(3)
int apple = 899;
int kiwi = 1073;
int grape = 1147;
int _ = 14;
END
CASE(4)
int apple = 2000;
int kiwi = 2000;
int grape = 2000;
int _ = 666;
END
CASE(5)
int apple = 100;
int kiwi = 36;
int grape = 225;
int _ = -1;
END
/*
CASE(6)
int apple = ;
int kiwi = ;
int grape = ;
int _ = ;
END
*/
}
// END CUT HERE