9 lines
232 B
JavaScript
9 lines
232 B
JavaScript
const n = Number(require("fs").readFileSync(0,"utf8").toString());
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// let flr=1, flr_max=1;
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// while(n>flr_max){
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// flr_max += flr*6;
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// flr++;
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// }
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// console.log(flr);
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console.log(Math.ceil((1+Math.sqrt(1+4*(n-1)/3))/2)); |