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mewben/rounding.java

Forked from aslakhellesoy/rounding.java
Created August 23, 2018 15:55
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Rounding up and down to nearest multiple
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rounding.java
/** round n down to nearest multiple of m */
long roundDown(long n, long m) {
return n >= 0 ? (n / m) * m : ((n - m + 1) / m) * m;
}
/** round n up to nearest multiple of m */
long roundUp(long n, long m) {
return n >= 0 ? ((n + m - 1) / m) * m : (n / m) * m;
}
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