10 lines
136 B
C++
10 lines
136 B
C++
#include <bits/stdc++.h>
|
|
|
|
using namespace std;
|
|
|
|
int main() {
|
|
double a;
|
|
cin>>a;
|
|
printf("%.12lf",a);
|
|
return 0;
|
|
} |