| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 12127 |
2014-12-21T07:45:43 Z |
kriii |
Min-cost GCD (GA9_mcg) |
C++14 |
|
519 ms |
1576 KB |
#include <stdio.h>
#include <algorithm>
#include <vector>
using namespace std;
long long a,b,p,q,l;
vector<pair<long long, long long> > u;
void gcd(long long a, long long b)
{
if (a == 0 || b == 0);
else if(a > b) gcd(b,a%b);
else gcd(a,b%a);
if (a < b) swap(a,b);
u.push_back(make_pair(a,b));
if (a != b) u.push_back(make_pair(b,a));
}
int find(vector<pair<long long, long long> > &e, int i, pair<long long, long long> p)
{
while (i--) if (e[i] == p) return i;
return -1;
}
int main()
{
int T; scanf ("%d",&T); while (T--){
scanf ("%lld %lld %lld %lld",&a,&b,&p,&q);
u.clear(); l = 1e18 / q;
gcd(a,b);
vector<long long> d(u.size());
for (int i=0;i<u.size();i++){
if (u[i].first == 0 || u[i].second == 0) d[i] = 0;
else if (u[i].first == u[i].second) d[i] = p < q ? p : q;
else{
long long na = u[i].first, nb = u[i].second;
d[i] = p + d[find(u,i,make_pair(nb,na%nb))];
if (na > nb){
long long nd = na / nb, ne = q * nd;
if (nd <= l) d[i] = min(d[i], ne+d[find(u,i,make_pair(na-nb*nd,nb))]);
}
else{
long long nd = nb / na, ne = q * nd;
if (nd <= l) d[i] = min(d[i], ne+d[find(u,i,make_pair(na,nb-na*nd))]);
}
}
}
printf ("%lld\n",d[find(u,u.size(),make_pair(a,b))]);
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 2 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 3 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 4 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 5 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 6 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 7 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 8 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 9 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 10 |
Correct |
0 ms |
1576 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
131 ms |
1576 KB |
Output is correct |
| 2 |
Correct |
138 ms |
1576 KB |
Output is correct |
| 3 |
Correct |
146 ms |
1576 KB |
Output is correct |
| 4 |
Correct |
136 ms |
1576 KB |
Output is correct |
| 5 |
Correct |
135 ms |
1576 KB |
Output is correct |
| 6 |
Correct |
127 ms |
1576 KB |
Output is correct |
| 7 |
Correct |
133 ms |
1576 KB |
Output is correct |
| 8 |
Correct |
115 ms |
1576 KB |
Output is correct |
| 9 |
Correct |
124 ms |
1576 KB |
Output is correct |
| 10 |
Correct |
129 ms |
1576 KB |
Output is correct |
| 11 |
Correct |
131 ms |
1576 KB |
Output is correct |
| 12 |
Correct |
128 ms |
1576 KB |
Output is correct |
| 13 |
Correct |
137 ms |
1576 KB |
Output is correct |
| 14 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 15 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 16 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 17 |
Correct |
0 ms |
1576 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 2 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 3 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 4 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 5 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 6 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 7 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 8 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 9 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 10 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 11 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 12 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 13 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 14 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 15 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 16 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 17 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 18 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 19 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 20 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 21 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 22 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 23 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 24 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 25 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 26 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 27 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 28 |
Correct |
0 ms |
1576 KB |
Output is correct |
| 29 |
Correct |
2 ms |
1576 KB |
Output is correct |
| 30 |
Correct |
3 ms |
1576 KB |
Output is correct |
| 31 |
Correct |
2 ms |
1576 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
415 ms |
1576 KB |
Output is correct |
| 2 |
Correct |
417 ms |
1576 KB |
Output is correct |
| 3 |
Correct |
412 ms |
1576 KB |
Output is correct |
| 4 |
Correct |
420 ms |
1576 KB |
Output is correct |
| 5 |
Correct |
417 ms |
1576 KB |
Output is correct |
| 6 |
Correct |
419 ms |
1576 KB |
Output is correct |
| 7 |
Correct |
421 ms |
1576 KB |
Output is correct |
| 8 |
Correct |
422 ms |
1576 KB |
Output is correct |
| 9 |
Correct |
415 ms |
1576 KB |
Output is correct |
| 10 |
Correct |
419 ms |
1576 KB |
Output is correct |
| 11 |
Correct |
440 ms |
1576 KB |
Output is correct |
| 12 |
Correct |
423 ms |
1576 KB |
Output is correct |
| 13 |
Correct |
447 ms |
1576 KB |
Output is correct |
| 14 |
Correct |
507 ms |
1576 KB |
Output is correct |
| 15 |
Correct |
508 ms |
1576 KB |
Output is correct |
| 16 |
Correct |
490 ms |
1576 KB |
Output is correct |
| 17 |
Correct |
503 ms |
1576 KB |
Output is correct |
| 18 |
Correct |
486 ms |
1576 KB |
Output is correct |
| 19 |
Correct |
170 ms |
1576 KB |
Output is correct |
| 20 |
Correct |
191 ms |
1576 KB |
Output is correct |
| 21 |
Correct |
174 ms |
1576 KB |
Output is correct |
| 22 |
Correct |
172 ms |
1576 KB |
Output is correct |
| 23 |
Correct |
210 ms |
1576 KB |
Output is correct |
| 24 |
Correct |
212 ms |
1576 KB |
Output is correct |
| 25 |
Correct |
217 ms |
1576 KB |
Output is correct |
| 26 |
Correct |
213 ms |
1576 KB |
Output is correct |
| 27 |
Correct |
228 ms |
1576 KB |
Output is correct |
| 28 |
Correct |
519 ms |
1576 KB |
Output is correct |
| 29 |
Correct |
482 ms |
1576 KB |
Output is correct |
| 30 |
Correct |
499 ms |
1576 KB |
Output is correct |
| 31 |
Correct |
447 ms |
1576 KB |
Output is correct |
| 32 |
Correct |
477 ms |
1576 KB |
Output is correct |
| 33 |
Correct |
516 ms |
1576 KB |
Output is correct |
| 34 |
Correct |
499 ms |
1576 KB |
Output is correct |
| 35 |
Correct |
512 ms |
1576 KB |
Output is correct |
