25 lines
408 B
C++
25 lines
408 B
C++
#include <iostream>
|
|
#include <cstdio>
|
|
#include <cstring>
|
|
#define N 1000010
|
|
#define esp 1e-10
|
|
using namespace std;
|
|
int main()
|
|
{
|
|
int t;
|
|
scanf("%d",&t);
|
|
while(t--)
|
|
{
|
|
double x,a,b;
|
|
scanf("%lf%lf%lf",&x,&a,&b);
|
|
int ans=0;
|
|
while(x*(1-b)>=a+esp)
|
|
{
|
|
ans++;
|
|
x*=(1-b);
|
|
}
|
|
printf("Samuel will change the appearance for %d time(s),before he decide to sell it.\n",ans);
|
|
}
|
|
return 0;
|
|
}
|