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10001st in javascript #197

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36 changes: 36 additions & 0 deletions JS/07.10001st_prime/10001st_prime.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
const MAX_NUM = 1000007;

function sieveOfEratosthenes(k) {
var visited = new Array(MAX_NUM);

var result = -1;
var countOfPrimes = 0;

var found = false;
var j; var i = 2;
while(i < MAX_NUM && !found) {
if(!visited[i]) {
countOfPrimes++;

if(countOfPrimes == k) {
result = i;
found = true;
} else {
j = 2;

while(j * i < MAX_NUM) {
visited[j*i] = true;
j++;
}
}
}
i++;
}

return result;
}


(function main() {
console.log(sieveOfEratosthenes(10001));
})()