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F.cpp
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29 lines (24 loc) · 789 Bytes
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#include <bits/stdc++.h>
using namespace std;
int minPrimeFactor[10100100];
int solve(int turn, int m, int n)
{
if (m * n == 1) return 0;
if (!turn) return m == 1 ? 0 : !solve(1, m / minPrimeFactor[m], n);
return n == 1 ? 0 : !solve(0, m, n / minPrimeFactor[n]);
}
int main()
{
for (int i = 1; i <= 10000000; i++)
minPrimeFactor[i] = i;
for (int i = 2; i * i <= 10000000; i++)
if (minPrimeFactor[i] == i)
for (int j = i * i; j <= 10000000; j += i)
minPrimeFactor[j] = min(minPrimeFactor[j], i);
ios::sync_with_stdio(0);
freopen("funny.in", "r", stdin);
freopen("funny.out", "w", stdout);
int m, n;
while (cin >> m >> n, m)
cout << m << ' ' << n << " - " << (solve(0, m, n) ? "Vera" : "Harry") << '\n';
}