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const first_25_primes = firstNPrimes(25);
const sum_of_first_25_primes = sum(&first_25_primes);
fn firstNPrimes(comptime n: usize) [n]i32 {
var prime_list: [n]i32 = undefined;
var next_index: usize = 0;
var test_number: i32 = 2;
while (next_index < prime_list.len) : (test_number += 1) {
var test_prime_index: usize = 0;
var is_prime = true;
while (test_prime_index < next_index) : (test_prime_index += 1) {
if (test_number % prime_list[test_prime_index] == 0) {
is_prime = false;
break;
}
}
if (is_prime) {
prime_list[next_index] = test_number;
next_index += 1;
}
}
return prime_list;
}
fn sum(numbers: []const i32) i32 {
var result: i32 = 0;
for (numbers) |x| {
result += x;
}
return result;
}
test "variable values" {
try @import("std").testing.expect(sum_of_first_25_primes == 1060);
}
// test
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