24 lines
447 B
C++
24 lines
447 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int n;
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cin >> n;
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if (n < 2) {
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cout << "not prime" << endl;
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return 0;
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}
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bool isPrime = true;
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for (int i = 2; i < n / 2; i++) {
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if (n % i == 0) {
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cout << "not prime" << endl;
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isPrime = false;
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break;
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}
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}
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if (isPrime)
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cout << "prime" << endl;
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return 0;
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}
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