Submission #1386375
Source Code Expand
#include<bits/stdc++.h>
#define rep(i,a,n) for(int _tmp=n,i=a;i<=_tmp;++i)
#define dep(i,a,n) for(int _tmp=n,i=a;i>=_tmp;--i)
#define re(i,a,n) for(int _tmp=n,i=a;i<_tmp;++i)
#define fec(i,a) for(__typeof a.begin() i=a.begin();i!=a.end();++i)
#define For(i,v,u) for(int i=H[u],v=to[i];i;i=nxt[i],v=to[i])
#define si(x) (int)x.size()
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define X first
#define Y second
#define inf 1000000000
using namespace std;
template<class T> inline void read(T&x){char c;bool fu=0;for(c=getchar();c<=32;c=getchar());if(c=='-')fu=1,c=getchar();for(x=0;c>32;c=getchar())x=x*10+c-'0';if(fu)x*=-1;}
template<class T> inline void read(T&x,T&y){read(x);read(y);}
template<class T> inline void read(T&x,T&y,T&z) {read(x,y);read(z);}
template<class T> inline void MAX(T&x,T y){if(x<y)x=y;}
template<class T> inline void MIN(T&x,T y){if(x>y)x=y;}
typedef long long ll;
typedef pair<int,int> pii;
typedef tuple<int,int,int> tiii;
//head
double ans,n,d,t;
void work(double n,double d,double t){
if(n==0)return;
ans+=(d+d+(2*n-1)*t)/2.;
double dd=((2*n+2.)*d+5*t)/2./n,tt=(t*(4.+2*n)/2./n);
work(n-1,dd,tt);
}
int main() {
scanf("%lf%lf%lf",&n,&d,&t);
work(n,d,t);
printf("%.12lf\n",ans);
return 0;
}
Submission Info
Submission Time
2017-06-28 12:31:29+0900
Task
C - Pushing Balls
User
vjudge1
Language
C++14 (GCC 5.4.1)
Score
1000
Code Size
1246 Byte
Status
AC
Exec Time
3 ms
Memory
256 KB
Compile Error
./Main.cpp: In function ‘int main()’:
./Main.cpp:32:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lf%lf%lf",&n,&d,&t);
^
Judge Result
Set Name
Sample
All
Score / Max Score
0 / 0
1000 / 1000
Status
Set Name
Test Cases
Sample
example0.txt, example1.txt, example2.txt
All
000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, example0.txt, example1.txt, example2.txt
Case Name
Status
Exec Time
Memory
000.txt
AC
1 ms
256 KB
001.txt
AC
1 ms
256 KB
002.txt
AC
1 ms
256 KB
003.txt
AC
1 ms
256 KB
004.txt
AC
1 ms
256 KB
005.txt
AC
1 ms
256 KB
006.txt
AC
1 ms
256 KB
007.txt
AC
1 ms
256 KB
008.txt
AC
1 ms
256 KB
009.txt
AC
1 ms
256 KB
010.txt
AC
1 ms
256 KB
011.txt
AC
3 ms
256 KB
012.txt
AC
2 ms
256 KB
013.txt
AC
2 ms
256 KB
014.txt
AC
2 ms
256 KB
015.txt
AC
3 ms
256 KB
016.txt
AC
3 ms
256 KB
017.txt
AC
2 ms
256 KB
018.txt
AC
3 ms
256 KB
019.txt
AC
2 ms
256 KB
020.txt
AC
3 ms
256 KB
021.txt
AC
3 ms
256 KB
022.txt
AC
3 ms
256 KB
023.txt
AC
3 ms
256 KB
024.txt
AC
3 ms
256 KB
025.txt
AC
3 ms
256 KB
026.txt
AC
3 ms
256 KB
027.txt
AC
3 ms
256 KB
028.txt
AC
3 ms
256 KB
029.txt
AC
3 ms
256 KB
030.txt
AC
3 ms
256 KB
031.txt
AC
3 ms
256 KB
example0.txt
AC
1 ms
256 KB
example1.txt
AC
1 ms
256 KB
example2.txt
AC
1 ms
256 KB