玄关

#include<bits/stdc++.h>
using namespace std;
int f1(double x){
	double xx = x;
	while(xx-(int)(xx)>0){
		cout<<"";
		xx*=10;
	}
	xx/=10;
	return xx;
}
int f2(double x){
	int ans = 0;
	double xx = x;
	while(xx-(int)(xx)>0){
		cout<<"";
		xx*=10;
		ans++;
	}
	xx/=10;
	ans--;
	return ans;
}
int main(){
	double a, b;
	cin>>a>>b;
	printf("%d %d\n", f2(a), f2(b));
	for(int i = 1; i <= max(f2(a), f2(b)); i++){
		cout<<a<<" "<<b<<endl;
		a*=10;
		b*=10;
	}
	printf("%.0f %.0f", a, b);
	return 0;
}

1.12
1.2