MAXNUM - MAXNUM
Tác giả: RR
Ngôn ngữ: C++
#include <iostream>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <string>
#include <vector>
#include <queue>
#include <stack>
#include <map>
#include <set>
#include <iomanip>
#include <bitset>
#include <complex>
#define FOR(i,a,b) for(int i = a; i <= b; ++i)
#define FORD(i,a,b) for(int i = a; i >= b; --i)
#define REP(i,a) for(int i = 0; i < a; ++i)
#define MP make_pair
#define PB push_back
using namespace std;
int get(int n, int p) {
if (n < p) return 0;
return n/p + get(n/p, p);
}
int main() {
int n, p;
cin >> n >> p;
int res = 1000111;
for(int i = 2; i <= p; i++) if (p % i == 0) {
int cnt = 0;
while (p % i == 0) {
p /= i;
cnt++;
}
res = min(res, get(n, i) / cnt);
}
cout << res << endl;
return 0;
}