#29276: C++ 解答
YIEC2538
(YHC2538)
來寫一下水題ㄅ
#include <iostream>
#include <iomanip>
using namespace std;
int main(){
int n,a,b;
while(cin>>a>>b>>n){
cout<<a/b;
if(n){
cout<<'.';
int remainder=a%b;
for(int i=1;i<=n;i++){
remainder=remainder*10;
cout<<remainder/b;
remainder=remainder%b;
}
}
cout<<'\n';
}
}