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python/TangDou/AcWing/Prime/866.cpp

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2025-08-30 18:35:01 +08:00
#include <bits/stdc++.h>
using namespace std;
bool isPrime(int n) {
if (n < 2) return false;
for (int i = 2; i <= n / i; i++)
if (n % i == 0) return false;
return true;
}
int main() {
int n;
cin >> n;
while (n--) {
int a;
cin >> a;
if (isPrime(a))
puts("Yes");
else
puts("No");
}
return 0;
}