Submission #2491136
Source Code Expand
#include<bits/stdc++.h> using namespace std; using Int = long long; #define double long double struct Precision{ Precision(){ cout<<fixed<<setprecision(12); } }precision_beet; double dp2[111][111][111]; void calc(){ for(Int i=0;i<111;i++) for(Int j=0;j<111;j++) for(Int k=0;k<111;k++) dp2[i][j][k]=0; dp2[0][0][0]=1; for(Int n=0;n<111;n++){ double s=0; for(Int i=0;i<=n;i++){ for(Int j=0;i+j<=n;j++){ Int k=n-(i+j); //if(n==4) cout<<i<<" "<<j<<" "<<k<<":"<<dp2[i][j][k]<<endl; s+=dp2[i][j][k]; dp2[i+1][j][k]+=dp2[i][j][k]/3; dp2[i][j+1][k]+=dp2[i][j][k]/3; dp2[i][j][k+1]+=dp2[i][j][k]/3; } } //cout<<s<<endl; } }; double dp[111]; Int used[111]; double dfs(Int n){ if(n==1) return 0; if(used[n]) return dp[n]; used[n]=1; double &res=dp[n]; res=1; double pre=1.0; for(Int i=1;i<=n;i++){ for(Int j=i;i+j<=n;j++){ Int k=n-(i+j); if(j>k) continue; if(i==j&&j==k) continue; double p=6; if(i==j||j==k) p/=2; res+=dp2[i][j][k]*p*dfs(i); pre-=dp2[i][j][k]*p; } if(i>n-i) continue; double p=6; if(i==n-i) p/=2; res+=dp2[i][n-i][0]*p*dfs(i); pre-=dp2[i][n-i][0]*p; } res/=1.0-pre; //cout<<n<<":"<<pre<<":"<<res<<endl; return res; } //INSERT ABOVE HERE signed main(){ memset(used,0,sizeof(used)); calc(); Int n; cin>>n; cout<<dfs(n)<<endl; //for(Int i=1;i<100;i++) cout<<dfs(i)<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - ゲーマーじゃんけん |
User | beet |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1546 Byte |
Status | AC |
Exec Time | 14 ms |
Memory | 21760 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | input-002.txt, input-003.txt, input-004.txt, input-005.txt, input-006.txt, input-007.txt, input-008.txt, input-009.txt, input-010.txt, input-011.txt, input-012.txt, input-013.txt, input-014.txt, input-015.txt, input-016.txt, input-017.txt, input-018.txt, input-019.txt, input-020.txt, input-021.txt, input-022.txt, input-023.txt, input-024.txt, input-025.txt, input-026.txt, input-027.txt, input-028.txt, input-029.txt, input-030.txt, input-031.txt, input-032.txt, input-033.txt, input-034.txt, input-035.txt, input-036.txt, input-037.txt, input-038.txt, input-039.txt, input-040.txt, input-041.txt, input-042.txt, input-043.txt, input-044.txt, input-045.txt, input-046.txt, input-047.txt, input-048.txt, input-049.txt, input-050.txt, input-051.txt, input-052.txt, input-053.txt, input-054.txt, input-055.txt, input-056.txt, input-057.txt, input-058.txt, input-059.txt, input-060.txt, input-061.txt, input-062.txt, input-063.txt, input-064.txt, input-065.txt, input-066.txt, input-067.txt, input-068.txt, input-069.txt, input-070.txt, input-071.txt, input-072.txt, input-073.txt, input-074.txt, input-075.txt, input-076.txt, input-077.txt, input-078.txt, input-079.txt, input-080.txt, input-081.txt, input-082.txt, input-083.txt, input-084.txt, input-085.txt, input-086.txt, input-087.txt, input-088.txt, input-089.txt, input-090.txt, input-091.txt, input-092.txt, input-093.txt, input-094.txt, input-095.txt, input-096.txt, input-097.txt, input-098.txt, input-099.txt, input-100.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
input-002.txt | AC | 14 ms | 21632 KB |
input-003.txt | AC | 13 ms | 21632 KB |
input-004.txt | AC | 14 ms | 21632 KB |
input-005.txt | AC | 14 ms | 21632 KB |
input-006.txt | AC | 14 ms | 21632 KB |
input-007.txt | AC | 14 ms | 21632 KB |
input-008.txt | AC | 13 ms | 21632 KB |
input-009.txt | AC | 13 ms | 21632 KB |
input-010.txt | AC | 13 ms | 21632 KB |
input-011.txt | AC | 13 ms | 21632 KB |
input-012.txt | AC | 13 ms | 21632 KB |
input-013.txt | AC | 13 ms | 21632 KB |
input-014.txt | AC | 13 ms | 21632 KB |
input-015.txt | AC | 13 ms | 21632 KB |
input-016.txt | AC | 13 ms | 21632 KB |
input-017.txt | AC | 13 ms | 21632 KB |
input-018.txt | AC | 13 ms | 21632 KB |
input-019.txt | AC | 14 ms | 21632 KB |
input-020.txt | AC | 13 ms | 21632 KB |
input-021.txt | AC | 13 ms | 21632 KB |
input-022.txt | AC | 13 ms | 21632 KB |
input-023.txt | AC | 13 ms | 21632 KB |
input-024.txt | AC | 13 ms | 21632 KB |
input-025.txt | AC | 13 ms | 21632 KB |
input-026.txt | AC | 13 ms | 21632 KB |
input-027.txt | AC | 13 ms | 21632 KB |
input-028.txt | AC | 13 ms | 21632 KB |
input-029.txt | AC | 13 ms | 21632 KB |
input-030.txt | AC | 13 ms | 21632 KB |
input-031.txt | AC | 13 ms | 21632 KB |
input-032.txt | AC | 13 ms | 21632 KB |
input-033.txt | AC | 13 ms | 21760 KB |
input-034.txt | AC | 13 ms | 21632 KB |
input-035.txt | AC | 13 ms | 21632 KB |
input-036.txt | AC | 13 ms | 21632 KB |
input-037.txt | AC | 13 ms | 21632 KB |
input-038.txt | AC | 13 ms | 21632 KB |
input-039.txt | AC | 14 ms | 21632 KB |
input-040.txt | AC | 13 ms | 21632 KB |
input-041.txt | AC | 13 ms | 21632 KB |
input-042.txt | AC | 13 ms | 21632 KB |
input-043.txt | AC | 13 ms | 21632 KB |
input-044.txt | AC | 13 ms | 21632 KB |
input-045.txt | AC | 13 ms | 21632 KB |
input-046.txt | AC | 14 ms | 21632 KB |
input-047.txt | AC | 13 ms | 21632 KB |
input-048.txt | AC | 13 ms | 21632 KB |
input-049.txt | AC | 13 ms | 21632 KB |
input-050.txt | AC | 14 ms | 21632 KB |
input-051.txt | AC | 13 ms | 21632 KB |
input-052.txt | AC | 13 ms | 21632 KB |
input-053.txt | AC | 13 ms | 21632 KB |
input-054.txt | AC | 13 ms | 21632 KB |
input-055.txt | AC | 13 ms | 21632 KB |
input-056.txt | AC | 13 ms | 21632 KB |
input-057.txt | AC | 13 ms | 21632 KB |
input-058.txt | AC | 13 ms | 21632 KB |
input-059.txt | AC | 13 ms | 21632 KB |
input-060.txt | AC | 13 ms | 21632 KB |
input-061.txt | AC | 13 ms | 21632 KB |
input-062.txt | AC | 13 ms | 21632 KB |
input-063.txt | AC | 13 ms | 21632 KB |
input-064.txt | AC | 13 ms | 21632 KB |
input-065.txt | AC | 13 ms | 21632 KB |
input-066.txt | AC | 14 ms | 21632 KB |
input-067.txt | AC | 13 ms | 21632 KB |
input-068.txt | AC | 14 ms | 21632 KB |
input-069.txt | AC | 14 ms | 21632 KB |
input-070.txt | AC | 14 ms | 21632 KB |
input-071.txt | AC | 14 ms | 21632 KB |
input-072.txt | AC | 13 ms | 21632 KB |
input-073.txt | AC | 13 ms | 21632 KB |
input-074.txt | AC | 13 ms | 21632 KB |
input-075.txt | AC | 13 ms | 21632 KB |
input-076.txt | AC | 13 ms | 21632 KB |
input-077.txt | AC | 13 ms | 21632 KB |
input-078.txt | AC | 13 ms | 21632 KB |
input-079.txt | AC | 13 ms | 21632 KB |
input-080.txt | AC | 13 ms | 21632 KB |
input-081.txt | AC | 13 ms | 21632 KB |
input-082.txt | AC | 13 ms | 21632 KB |
input-083.txt | AC | 13 ms | 21632 KB |
input-084.txt | AC | 13 ms | 21632 KB |
input-085.txt | AC | 13 ms | 21632 KB |
input-086.txt | AC | 13 ms | 21632 KB |
input-087.txt | AC | 13 ms | 21632 KB |
input-088.txt | AC | 13 ms | 21632 KB |
input-089.txt | AC | 14 ms | 21632 KB |
input-090.txt | AC | 13 ms | 21632 KB |
input-091.txt | AC | 13 ms | 21632 KB |
input-092.txt | AC | 13 ms | 21632 KB |
input-093.txt | AC | 14 ms | 21632 KB |
input-094.txt | AC | 14 ms | 21632 KB |
input-095.txt | AC | 14 ms | 21632 KB |
input-096.txt | AC | 13 ms | 21632 KB |
input-097.txt | AC | 13 ms | 21632 KB |
input-098.txt | AC | 13 ms | 21632 KB |
input-099.txt | AC | 13 ms | 21632 KB |
input-100.txt | AC | 13 ms | 21632 KB |