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https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
25 lines
408 B
C++
25 lines
408 B
C++
#include <iostream>
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#include <cstdio>
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#include <cstring>
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#define N 1000010
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#define esp 1e-10
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using namespace std;
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int main()
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{
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int t;
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scanf("%d",&t);
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while(t--)
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{
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double x,a,b;
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scanf("%lf%lf%lf",&x,&a,&b);
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int ans=0;
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while(x*(1-b)>=a+esp)
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{
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ans++;
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x*=(1-b);
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}
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printf("Samuel will change the appearance for %d time(s),before he decide to sell it.\n",ans);
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}
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return 0;
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}
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