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24 lines
437 B
C++
24 lines
437 B
C++
#include <iostream>
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using std::cin;
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using std::cout;
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using std::endl;
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long long binpow(long long a, long long b, long long m) {
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long long res = 1;
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a %= m;
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while (b) {
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if (b & 1) res = res * a % m;
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a = a * a % m;
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b >>= 1;
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}
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return res;
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}
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int main() {
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long long a, b, p;
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cin >> a >> b >> p;
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cout << a << '^' << b << " mod " << p << '=' << binpow(a, b, p) << endl;
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return 0;
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}
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