Files
OI-source/2.11636.cpp
2023-08-03 09:22:52 +08:00

13 lines
205 B
C++

#include<cstdio>
#include<cmath>
int n,kase;
int main()
{
#ifdef local
freopen("pro.in","r",stdin);
#endif
while(scanf("%d",&n)==1&&n>0)
printf("Case %d: %d\n",++kase,(int)ceil(log2(n)));
return 0;
}