QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#411643 | #6749. Target | hhu_yjh# | AC ✓ | 2ms | 5216kb | C++17 | 1.5kb | 2024-05-15 17:01:06 | 2024-05-15 17:01:07 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> PII;
#define lf double
const int N=3e6+10;
const int mod=998244353;
ll n,m;
lf ABS(lf X)
{
return (X>0?X:-X);
}
lf A;
int Ans[51],Total;
queue<lf>Q;
int Last[100001];
int Depth[100001];
bool Vis[100001];
void BFS()
{
int Fir=A*100000;
Vis[Fir]=0;
Q.push(Fir);
while(!Q.empty())
{
int Pos=Q.front();
Q.pop();
int To=((100000+Pos)>>1);
if(!Vis[To])
{
Vis[To]=true;
Last[To]=Pos;
Depth[To]=Depth[Pos]+1;
Q.push(To);
}
To=(Pos>>1);
if(!Vis[To])
{
Vis[To]=true;
Last[To]=Pos;
Depth[To]=Depth[Pos]+1;
Q.push(To);
}
}
}
void solve(){
lf B;
Total=0;
scanf("%lf%lf",&A,&B);
// printf("Pass 1\n");
BFS();
int To=B*100000;
int Min=B*100000;
for(int i=1;i<10;++i)
{
if(Depth[Min]>Depth[To+i])
Min=To+i;
}
// printf("Pass 2\n");
int Now=Min;
int Fir=A*100000;
while(Now!=Fir)
{
int Next=Last[Now];
if(Next>Now)
Ans[++Total]=1;
else Ans[++Total]=2;
Now=Next;
}
for(int i=Total;i>0;--i)
putchar('0'+Ans[i]);
}
int main()
{
std::ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
int t;
// cin>>t;
t=1;
while(t--){
solve();
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 2ms
memory: 5176kb
input:
0.5 0.25
output:
1
result:
ok ok
Test #2:
score: 0
Accepted
time: 2ms
memory: 4936kb
input:
1 0.75
output:
12
result:
ok ok
Test #3:
score: 0
Accepted
time: 2ms
memory: 4932kb
input:
1 0
output:
11111111111111
result:
ok ok
Test #4:
score: 0
Accepted
time: 2ms
memory: 5076kb
input:
0.361954 0.578805
output:
111212112
result:
ok ok
Test #5:
score: 0
Accepted
time: 2ms
memory: 5032kb
input:
0.144888 0.140086
output:
122222111211
result:
ok ok
Test #6:
score: 0
Accepted
time: 2ms
memory: 4948kb
input:
0.514397 0.969399
output:
21111122222
result:
ok ok
Test #7:
score: 0
Accepted
time: 2ms
memory: 5032kb
input:
0.887873 0.402213
output:
2212211221
result:
ok ok
Test #8:
score: 0
Accepted
time: 0ms
memory: 4916kb
input:
0.152004 0.176414
output:
2121121221211
result:
ok ok
Test #9:
score: 0
Accepted
time: 0ms
memory: 4920kb
input:
0.401831 0.860762
output:
2212111222122
result:
ok ok
Test #10:
score: 0
Accepted
time: 2ms
memory: 5216kb
input:
0.580629 0.869474
output:
211212222122
result:
ok ok
Test #11:
score: 0
Accepted
time: 1ms
memory: 5200kb
input:
0.138673 0.508844
output:
2111112
result:
ok ok
Test #12:
score: 0
Accepted
time: 2ms
memory: 4932kb
input:
0.027182 0.263243
output:
2122122111121
result:
ok ok
Test #13:
score: 0
Accepted
time: 2ms
memory: 5172kb
input:
0.081714 0.212216
output:
2212112212211
result:
ok ok
Test #14:
score: 0
Accepted
time: 2ms
memory: 5092kb
input:
0.562775 0.388603
output:
2222122111221
result:
ok ok
Test #15:
score: 0
Accepted
time: 2ms
memory: 5212kb
input:
0.112949 0.147503
output:
2221211211
result:
ok ok
Test #16:
score: 0
Accepted
time: 2ms
memory: 4888kb
input:
0.800247 0.150903
output:
1121212211211
result:
ok ok
Test #17:
score: 0
Accepted
time: 2ms
memory: 5028kb
input:
0.300103 0.584619
output:
21221212112
result:
ok ok
Test #18:
score: 0
Accepted
time: 1ms
memory: 4916kb
input:
0.844720 0.070148
output:
2221112111
result:
ok ok
Test #19:
score: 0
Accepted
time: 2ms
memory: 4944kb
input:
0.573320 0.123035
output:
1111222222111
result:
ok ok
Test #20:
score: 0
Accepted
time: 2ms
memory: 5060kb
input:
0.467281 0.231366
output:
122122211
result:
ok ok
Test #21:
score: 0
Accepted
time: 2ms
memory: 5196kb
input:
0.264769 0.373434
output:
2211222222121
result:
ok ok
Test #22:
score: 0
Accepted
time: 2ms
memory: 4916kb
input:
0.689729 0.570712
output:
211112112112
result:
ok ok
Test #23:
score: 0
Accepted
time: 2ms
memory: 4908kb
input:
0.747218 0.312573
output:
1111111112121
result:
ok ok
Test #24:
score: 0
Accepted
time: 2ms
memory: 4924kb
input:
0.215052 0.203677
output:
21111212211
result:
ok ok
Test #25:
score: 0
Accepted
time: 2ms
memory: 5188kb
input:
0.607834 0.733102
output:
2121222122212
result:
ok ok
Test #26:
score: 0
Accepted
time: 2ms
memory: 4944kb
input:
0.516860 0.252876
output:
211111121
result:
ok ok
Test #27:
score: 0
Accepted
time: 0ms
memory: 5204kb
input:
0.955285 0.457773
output:
11221121212221
result:
ok ok
Test #28:
score: 0
Accepted
time: 2ms
memory: 5000kb
input:
0.156178 0.353262
output:
222112122121
result:
ok ok
Test #29:
score: 0
Accepted
time: 2ms
memory: 5004kb
input:
0.398701 0.040258
output:
1212112121111
result:
ok ok
Test #30:
score: 0
Accepted
time: 1ms
memory: 5216kb
input:
0.973859 0.000184
output:
111111111111
result:
ok ok
Test #31:
score: 0
Accepted
time: 1ms
memory: 5004kb
input:
0.882213 0.556709
output:
1111212221112
result:
ok ok
Test #32:
score: 0
Accepted
time: 2ms
memory: 4804kb
input:
0.263822 0.460984
output:
11112212221
result:
ok ok
Test #33:
score: 0
Accepted
time: 0ms
memory: 4920kb
input:
0.443432 0.034841
output:
22211121111
result:
ok ok