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LightOj 1045.cpp
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LightOj 1045.cpp
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#include <set>
#include <stdio.h>
#include <map>
#include <list>
#include <cmath>
#include <ctime>
#include <deque>
#include <queue>
#include <stack>
#include <cctype>
#include <cstdio>
#include <string>
#include <vector>
#include <cassert>
#include <cstdlib>
#include <cstring>
#include <sstream>
#include <iostream>
#include <algorithm>
#define size 1000001
using namespace std;
double ara[size];
int main()
{
int i,j,k,t,tcase=1;
long long ans,n,base;
ara[0]=0;
for(i=1;i<=size;i++){
ara[i]=ara[i-1]+log(i);
}
scanf("%d",&t);
while(t--)
{
scanf("%lld %lld",&n,&base);
ans=ara[n]/log(base);
printf("Case %d: %lld\n",tcase++,ans+1);
}
return 0;
}