QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#394162#6749. TargetTrappedGhost#AC ✓123ms19808kbC++142.4kb2024-04-20 09:12:152024-04-20 09:12:16

Judging History

你现在查看的是最新测评结果

  • [2024-04-20 09:12:16]
  • 评测
  • 测评结果:AC
  • 用时:123ms
  • 内存:19808kb
  • [2024-04-20 09:12:15]
  • 提交

answer

#include<iostream>
#define ll int
#include<algorithm>
#include<vector>
#include<iomanip>
#include<map>

const double eps = 1e-4;

void solve()
{
    double a,b;
    std::cin>>a>>b;
    double s= 0.5;
    std::vector<double> v((1<<20));
    std::vector<double> u(1<<20);
    v[0] = (a-1)*s+1;
    for(int i=1;i<(1<<20);i++)
    {
        int x=i;
        v[i]=a;
        while(x>0)
        {
            if(x&1)
            {
               v[i] = v[i]*s; 
            }
            else
            {
                v[i] = (v[i]-1.0)*s + 1.0;
            }
            x/=2;
        }
    }
    for(int i=1;i<(1<<20);i++)
    {
        int x=i;
        u[i]=a;
        while(x>0)
        {
            if(x&1)
            {
                u[i] = (u[i]-1.0)*s + 1.0;
            }
            else
            {
               u[i] = u[i]*s; 
            }
            
            x/=2;
        }
    }
    for(int i=1;i<(1<<20);i++)
    {
        if((v[i]-b)<=eps && (v[i]-b)>=-eps)
        {
            int x=i;
            while(x>0)
            {
                if(x&1)
                {
                    std::cout<<"1";
                }
                else
                {
                    std::cout<<"2";
                }
                x/=2;
            }
            //std::cout<<v[i]<<"\n";
            break;
        }
        if((u[i]-b)<=eps && (u[i]-b)>=-eps)
        {
            int x=i;
            while(x>0)
            {
                if(x&1)
                {
                    std::cout<<"2";
                }
                else
                {
                    std::cout<<"1";
                }
                x/=2;
            }
            
            break;
        }

        if(i<10)
        {
            // int x=i;
            // while(x>0)
            // {
            //     if(x&1)
            //     {
            //         std::cout<<"1";
            //     }
            //     else
            //     {
            //         std::cout<<"2";
            //     }
            //     x/=2;
            // }
            // std::cout<<" "<<v[i]<<"\n";
        }
    }
    //std::cout<<"?";
}

int main(){
    std::ios::sync_with_stdio(0);
    std::cin.tie(0);
    std::cout.tie(0);
    ll test=1;
    //std::cin>>test;
    while(test--){
        solve();
    }
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 118ms
memory: 19800kb

input:

0.5 0.25

output:

1

result:

ok ok

Test #2:

score: 0
Accepted
time: 118ms
memory: 19744kb

input:

1 0.75

output:

12

result:

ok ok

Test #3:

score: 0
Accepted
time: 117ms
memory: 19716kb

input:

1 0

output:

11111111111111

result:

ok ok

Test #4:

score: 0
Accepted
time: 118ms
memory: 19712kb

input:

0.361954 0.578805

output:

111212112

result:

ok ok

Test #5:

score: 0
Accepted
time: 123ms
memory: 19756kb

input:

0.144888 0.140086

output:

122222111211

result:

ok ok

Test #6:

score: 0
Accepted
time: 117ms
memory: 19724kb

input:

0.514397 0.969399

output:

21111122222

result:

ok ok

Test #7:

score: 0
Accepted
time: 117ms
memory: 19800kb

input:

0.887873 0.402213

output:

212211221

result:

ok ok

Test #8:

score: 0
Accepted
time: 118ms
memory: 19704kb

input:

0.152004 0.176414

output:

21221211

result:

ok ok

Test #9:

score: 0
Accepted
time: 114ms
memory: 19724kb

input:

0.401831 0.860762

output:

2111222122

result:

ok ok

Test #10:

score: 0
Accepted
time: 117ms
memory: 19708kb

input:

0.580629 0.869474

output:

12222122

result:

ok ok

Test #11:

score: 0
Accepted
time: 118ms
memory: 19688kb

input:

0.138673 0.508844

output:

2111112

result:

ok ok

Test #12:

score: 0
Accepted
time: 118ms
memory: 19700kb

input:

0.027182 0.263243

output:

22122111121

result:

ok ok

Test #13:

score: 0
Accepted
time: 115ms
memory: 19728kb

input:

0.081714 0.212216

output:

212112212211

result:

ok ok

Test #14:

score: 0
Accepted
time: 117ms
memory: 19732kb

input:

0.562775 0.388603

output:

222122111221

result:

ok ok

Test #15:

score: 0
Accepted
time: 113ms
memory: 19712kb

input:

0.112949 0.147503

output:

2221211211

result:

ok ok

Test #16:

score: 0
Accepted
time: 118ms
memory: 19716kb

input:

0.800247 0.150903

output:

211212211211

result:

ok ok

Test #17:

score: 0
Accepted
time: 117ms
memory: 19724kb

input:

0.300103 0.584619

output:

221212112

result:

ok ok

Test #18:

score: 0
Accepted
time: 118ms
memory: 19804kb

input:

0.844720 0.070148

output:

2221112111

result:

ok ok

Test #19:

score: 0
Accepted
time: 123ms
memory: 19668kb

input:

0.573320 0.123035

output:

222122222111

result:

ok ok

Test #20:

score: 0
Accepted
time: 118ms
memory: 19752kb

input:

0.467281 0.231366

output:

122122211

result:

ok ok

Test #21:

score: 0
Accepted
time: 118ms
memory: 19700kb

input:

0.264769 0.373434

output:

211222222121

result:

ok ok

Test #22:

score: 0
Accepted
time: 117ms
memory: 19792kb

input:

0.689729 0.570712

output:

11112112112

result:

ok ok

Test #23:

score: 0
Accepted
time: 114ms
memory: 19696kb

input:

0.747218 0.312573

output:

1111111112121

result:

ok ok

Test #24:

score: 0
Accepted
time: 122ms
memory: 19712kb

input:

0.215052 0.203677

output:

21111212211

result:

ok ok

Test #25:

score: 0
Accepted
time: 117ms
memory: 19744kb

input:

0.607834 0.733102

output:

1222122212

result:

ok ok

Test #26:

score: 0
Accepted
time: 118ms
memory: 19752kb

input:

0.516860 0.252876

output:

211111121

result:

ok ok

Test #27:

score: 0
Accepted
time: 118ms
memory: 19808kb

input:

0.955285 0.457773

output:

121121212221

result:

ok ok

Test #28:

score: 0
Accepted
time: 119ms
memory: 19700kb

input:

0.156178 0.353262

output:

222112122121

result:

ok ok

Test #29:

score: 0
Accepted
time: 119ms
memory: 19756kb

input:

0.398701 0.040258

output:

12112121111

result:

ok ok

Test #30:

score: 0
Accepted
time: 113ms
memory: 19732kb

input:

0.973859 0.000184

output:

111111111111

result:

ok ok

Test #31:

score: 0
Accepted
time: 123ms
memory: 19808kb

input:

0.882213 0.556709

output:

222112221112

result:

ok ok

Test #32:

score: 0
Accepted
time: 117ms
memory: 19696kb

input:

0.263822 0.460984

output:

11112212221

result:

ok ok

Test #33:

score: 0
Accepted
time: 118ms
memory: 19744kb

input:

0.443432 0.034841

output:

22211121111

result:

ok ok