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improved js solution for project euler problem 87

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This commit is contained in:
ikselven 2017-04-12 02:12:45 +02:00
parent 230faba608
commit 38d6fc1092
1 changed files with 11 additions and 3 deletions
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14
2017-03-14/ikselven_euler87.js
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@ -1,4 +1,4 @@
#!/usr/bin/js24
#!/usr/bin/js
function isPrime(num) {
if (num === 3) {
@ -31,10 +31,18 @@ print("found "+primes.length+" prime numbers");
let sumSet = new Set();
for(let index4=0; index4 < primes.length; index4++) {
let fourth = primes[index4] * primes[index4] * primes[index4] * primes[index4];
if (fourth > MAX) {
break;
}
for(let index3=0; index3 < primes.length; index3++) {
let cube = primes[index3] * primes[index3] * primes[index3];
let cube = fourth + primes[index3] * primes[index3] * primes[index3];
if (cube > MAX) {
break;
}
for(let index2=0; index2 < primes.length; index2++) {
let sum = fourth + cube + primes[index2] * primes[index2];
let sum = cube + primes[index2] * primes[index2];
if (sum >= MAX) {
break;
}