#include<stdio.h>
#include<algorithm>
using namespace std;
typedef long long lld;
lld a, b, p, q, dy[155][2];
void gcd(lld ix, lld x, lld y){
if(x<y)swap(x,y);
if(y==0){
dy[ix][0]=dy[ix][1]=0;
return;
}
gcd(ix+1, y, x%y);
if((p+dy[ix+1][0]-dy[ix+1][1])/q >= x/y)dy[ix][0]=q*(x/y)+dy[ix+1][1];
else dy[ix][0]=p+dy[ix+1][0];
if((p+dy[ix][0]-dy[ix+1][0])/q >= x/y)dy[ix][1]=q*(x/y)+dy[ix+1][0];
else dy[ix][1]=p+dy[ix][0];
}
int main(){
int t;
for(scanf("%d",&t); t--;){
scanf("%lld%lld%lld%lld", &a, &b, &p, &q);
gcd(0,a,b);
printf("%lld\n", dy[0][a<b]);
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 2 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 3 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 4 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 5 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 6 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 7 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 8 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 9 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 10 |
Correct |
0 ms |
1084 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
78 ms |
1084 KB |
Output is correct |
| 2 |
Correct |
91 ms |
1084 KB |
Output is correct |
| 3 |
Correct |
96 ms |
1084 KB |
Output is correct |
| 4 |
Correct |
88 ms |
1084 KB |
Output is correct |
| 5 |
Correct |
81 ms |
1084 KB |
Output is correct |
| 6 |
Correct |
87 ms |
1084 KB |
Output is correct |
| 7 |
Correct |
95 ms |
1084 KB |
Output is correct |
| 8 |
Correct |
88 ms |
1084 KB |
Output is correct |
| 9 |
Correct |
79 ms |
1084 KB |
Output is correct |
| 10 |
Correct |
84 ms |
1084 KB |
Output is correct |
| 11 |
Correct |
63 ms |
1084 KB |
Output is correct |
| 12 |
Correct |
56 ms |
1084 KB |
Output is correct |
| 13 |
Correct |
80 ms |
1084 KB |
Output is correct |
| 14 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 15 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 16 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 17 |
Correct |
0 ms |
1084 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
1084 KB |
Output is correct |
| 2 |
Correct |
1 ms |
1084 KB |
Output is correct |
| 3 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 4 |
Correct |
1 ms |
1084 KB |
Output is correct |
| 5 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 6 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 7 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 8 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 9 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 10 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 11 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 12 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 13 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 14 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 15 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 16 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 17 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 18 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 19 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 20 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 21 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 22 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 23 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 24 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 25 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 26 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 27 |
Correct |
2 ms |
1084 KB |
Output is correct |
| 28 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 29 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 30 |
Correct |
0 ms |
1084 KB |
Output is correct |
| 31 |
Correct |
2 ms |
1084 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
278 ms |
1084 KB |
Output is correct |
| 2 |
Correct |
253 ms |
1084 KB |
Output is correct |
| 3 |
Correct |
245 ms |
1084 KB |
Output is correct |
| 4 |
Correct |
265 ms |
1084 KB |
Output is correct |
| 5 |
Correct |
280 ms |
1084 KB |
Output is correct |
| 6 |
Correct |
104 ms |
1084 KB |
Output is correct |
| 7 |
Correct |
272 ms |
1084 KB |
Output is correct |
| 8 |
Correct |
269 ms |
1084 KB |
Output is correct |
| 9 |
Correct |
263 ms |
1084 KB |
Output is correct |
| 10 |
Correct |
267 ms |
1084 KB |
Output is correct |
| 11 |
Correct |
273 ms |
1084 KB |
Output is correct |
| 12 |
Correct |
259 ms |
1084 KB |
Output is correct |
| 13 |
Correct |
269 ms |
1084 KB |
Output is correct |
| 14 |
Correct |
279 ms |
1084 KB |
Output is correct |
| 15 |
Correct |
268 ms |
1084 KB |
Output is correct |
| 16 |
Correct |
260 ms |
1084 KB |
Output is correct |
| 17 |
Correct |
275 ms |
1084 KB |
Output is correct |
| 18 |
Correct |
253 ms |
1084 KB |
Output is correct |
| 19 |
Correct |
119 ms |
1084 KB |
Output is correct |
| 20 |
Correct |
108 ms |
1084 KB |
Output is correct |
| 21 |
Correct |
140 ms |
1084 KB |
Output is correct |
| 22 |
Correct |
128 ms |
1084 KB |
Output is correct |
| 23 |
Correct |
140 ms |
1084 KB |
Output is correct |
| 24 |
Correct |
157 ms |
1084 KB |
Output is correct |
| 25 |
Correct |
147 ms |
1084 KB |
Output is correct |
| 26 |
Correct |
158 ms |
1084 KB |
Output is correct |
| 27 |
Correct |
155 ms |
1084 KB |
Output is correct |
| 28 |
Correct |
273 ms |
1084 KB |
Output is correct |
| 29 |
Correct |
247 ms |
1084 KB |
Output is correct |
| 30 |
Correct |
276 ms |
1084 KB |
Output is correct |
| 31 |
Correct |
254 ms |
1084 KB |
Output is correct |
| 32 |
Correct |
271 ms |
1084 KB |
Output is correct |
| 33 |
Correct |
255 ms |
1084 KB |
Output is correct |
| 34 |
Correct |
280 ms |
1084 KB |
Output is correct |
| 35 |
Correct |
276 ms |
1084 KB |
Output is correct |
