Submission #2263494


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define int long long

#define rep(i,n) for(int i=0;i<(n);i++)
#define pb push_back
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
typedef vector<int>vint;
typedef pair<int,int>pint;
typedef vector<pint>vpint;

template<typename A,typename B>inline void chmin(A &a,B b){if(a>b)a=b;}
template<typename A,typename B>inline void chmax(A &a,B b){if(a<b)a=b;}

signed main(){
    int x;
    double p;
    cin>>x>>p;
    p/=100;
    double ans;
    if(x&1){
        ans=(1-p)*(x+1)/2/p+p*1.0*(x-1)/2/p+1;
    }
    else{
        ans=x/2/p;
    }
    printf("%.20f\n",ans);
    return 0;
}

Submission Info

Submission Time
Task A - Takahashi is Missing!
User latte0119
Language C++14 (GCC 5.4.1)
Score 700
Code Size 686 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample Dataset1 Dataset2 Dataset3
Score / Max Score 0 / 0 200 / 200 300 / 300 200 / 200
Status
AC × 3
AC × 7
AC × 10
AC × 23
Set Name Test Cases
Sample subtask_01_ex1.txt, subtask_03_ex2.txt, subtask_04_ex3.txt
Dataset1 subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_ex1.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt
Dataset2 subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_ex1.txt, subtask_03_01.txt, subtask_03_02.txt, subtask_03_03.txt, subtask_03_04.txt, subtask_03_05.txt, subtask_03_ex2.txt
Dataset3 subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_ex1.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt, subtask_03_01.txt, subtask_03_02.txt, subtask_03_03.txt, subtask_03_04.txt, subtask_03_05.txt, subtask_03_ex2.txt, subtask_04_01.txt, subtask_04_02.txt, subtask_04_03.txt, subtask_04_04.txt, subtask_04_05.txt, subtask_04_06.txt, subtask_04_07.txt, subtask_04_08.txt, subtask_04_09.txt, subtask_04_ex3.txt
Case Name Status Exec Time Memory
subtask_01_02.txt AC 1 ms 256 KB
subtask_01_03.txt AC 1 ms 256 KB
subtask_01_04.txt AC 1 ms 256 KB
subtask_01_ex1.txt AC 1 ms 256 KB
subtask_02_01.txt AC 1 ms 256 KB
subtask_02_02.txt AC 1 ms 256 KB
subtask_02_03.txt AC 1 ms 256 KB
subtask_03_01.txt AC 1 ms 256 KB
subtask_03_02.txt AC 1 ms 256 KB
subtask_03_03.txt AC 1 ms 256 KB
subtask_03_04.txt AC 1 ms 256 KB
subtask_03_05.txt AC 1 ms 256 KB
subtask_03_ex2.txt AC 1 ms 256 KB
subtask_04_01.txt AC 1 ms 256 KB
subtask_04_02.txt AC 1 ms 256 KB
subtask_04_03.txt AC 1 ms 256 KB
subtask_04_04.txt AC 1 ms 256 KB
subtask_04_05.txt AC 1 ms 256 KB
subtask_04_06.txt AC 1 ms 256 KB
subtask_04_07.txt AC 1 ms 256 KB
subtask_04_08.txt AC 1 ms 256 KB
subtask_04_09.txt AC 1 ms 256 KB
subtask_04_ex3.txt AC 1 ms 256 KB