Thursday, 10 May 2012

UVa 11636 Hello World! Solution


#include<stdio.h>
#include<math.h>
int main()
{
int a,b,i,j=1;
while(scanf("%d",&a)==1 && (a>=0))
{
if(a==1)
printf("Case %d: 0\n",j);
for(i=0;i<14;i++)
if(pow(2,i)<a && a<=pow(2,i+1))
printf("Case %d: %d\n",j,i+1);
j++;
}
return 0;
}

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