A poorly written OS for the x86 arch. (WIP)
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#include "util.h"
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#include "math.h"
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uint ulong_len(ulong n) { // get the digit length of a number
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int len = 0;
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while (n != 0) {
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n = n / 10;
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++len;
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}
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return len;
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}
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uint ndigit(ulong n, uint i) { // OBS: index order is reversed
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long den = pow(10, i);
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return (n/den) % 10;
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}
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