Extreme primes: Difference between revisions
→{{header|Wren}}: Changed to deal with stretch goal.
(Converted to a draft task and added a stretch goal (see Wren preamble for rationale).) |
(→{{header|Wren}}: Changed to deal with stretch goal.) |
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Line 218:
import "./fmt" for Fmt
var extremes = [2]
var sum = 2
var p = 3
var count = 1
while (true) {
sum = sum + p
if (Int.isPrime(sum)) {
if (
extremes.add(sum)
}
if (count == 30) {
System.print("The first 30 extreme primes are:")▼
System.print()
} else if (count % 1000 == 0) {
Fmt.print("The $,d extreme prime is: $,14d for p <= $,9d", count, sum, p)
if (count == 5000) return
}
}
p = Int.nextPrime(p)
}</syntaxhighlight>
▲System.print("The first 30 extreme primes are:")
▲Fmt.tprint("$,7d ", extremes, 6)</syntaxhighlight>
{{out}}
<pre>
The first 30 extreme primes are:
2 5 17 41 197 281
7,699 8,893 22,039 24,133 25,237 28,697
32,353 37,561 38,921 43,201 44,683 55,837
61,027 66,463 70,241 86,453 102,001 109,147
116,533 119,069 121,631 129,419 132,059 263,171
The 1,000 extreme prime is: 1,657,620,079 for p <= 196,831
The 2,000 extreme prime is: 9,744,982,591 for p <= 495,571
The 3,000 extreme prime is: 24,984,473,177 for p <= 808,837
The 4,000 extreme prime is: 49,394,034,691 for p <= 1,152,763
The 5,000 extreme prime is: 82,195,983,953 for p <= 1,500,973
</pre>
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