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OI-codes/Luogu/P1634/P1634.cpp

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#include <bits/stdc++.h>
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using namespace std;
int main() {
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unsigned long long x, n, ans = 1;
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cin >> x >> n;
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for (unsigned long long i = 0; i < n; i++) {
ans += ans * x;
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}
cout << ans << endl;
return 0;
}