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package fuookami.ospf.kotlin.utils.math.ordinary
import fuookami.ospf.kotlin.utils.operator.*
import fuookami.ospf.kotlin.utils.functional.*
fun > min(lhs: T, rhs: T): T = if (lhs < rhs) lhs else rhs
fun > min(lhs: T, vararg rhs: T): T {
var min = lhs
for (e in rhs) {
if (e leq min) {
min = e
}
}
return min
}
inline fun , U> minOf(
lhs: U, vararg rhs: U,
crossinline extractor: Extractor
): T {
var min = extractor(lhs)
for (e in rhs) {
val v = extractor(e)
if (v leq min) {
min = v
}
}
return min
}
fun > max(lhs: T, rhs: T): T = if (lhs > rhs) lhs else rhs
fun > max(lhs: T, vararg rhs: T): T {
var max = lhs
for (e in rhs) {
if (e geq max) {
max = e
}
}
return max
}
inline fun , U> maxOf(
lhs: U,
vararg rhs: U,
crossinline extractor: Extractor
): T {
var max = extractor(lhs)
for (e in rhs) {
val v = extractor(e)
if (v gr max) {
max = v
}
}
return max
}
fun > minmax(lhs: T, rhs: T): Pair = Pair(min(lhs, rhs), max(lhs, rhs))
fun > minMax(lhs: T, vararg rhs: T): Pair {
var min = lhs
var max = lhs
for (e in rhs) {
if (e ls min) {
min = e
}
if (e gr max) {
max = e
}
}
return Pair(min, max)
}
inline fun , U> minMaxOf(
lhs: U,
vararg rhs: U,
crossinline extractor: Extractor
): Pair {
var min = extractor(lhs)
var max = min
for (e in rhs) {
val v = extractor(e)
if (v ls min) {
min = v
}
if (v gr max) {
max = v
}
}
return Pair(min, max)
}
fun > Iterable.minMax(): Pair {
val iterator = this.iterator()
if (!iterator.hasNext()) {
throw NoSuchElementException()
}
var min = iterator.next()
var max = min
while (iterator.hasNext()) {
val v = iterator.next()
if (v ls min) {
min = v
}
if (v gr max) {
max = v
}
}
return Pair(min, max)
}
fun > Iterable.minMaxOrNull(): Pair? {
val iterator = this.iterator()
if (!iterator.hasNext()) {
return null
}
var min = iterator.next()
var max = min
while (iterator.hasNext()) {
val v = iterator.next()
if (v ls min) {
min = v
}
if (v gr max) {
max = v
}
}
return Pair(min, max)
}
inline fun , U> Iterable.minMaxBy(
crossinline extractor: Extractor
): Pair {
val iterator = this.iterator()
var minE = iterator().next()
var maxE = minE
var min = extractor(minE)
var max = min
while (iterator.hasNext()) {
val e = iterator.next()
val v = extractor(e)
if (v leq min) {
minE = e
min = v
}
if (v geq max) {
maxE = e
max = v
}
}
return Pair(minE, maxE)
}
inline fun , U> Iterable.minMaxByOrNull(
crossinline extractor: Extractor
): Pair? {
val iterator = this.iterator()
if (!iterator.hasNext()) {
return null
}
var minE = iterator().next()
var maxE = minE
var min = extractor(minE)
var max = min
while (iterator.hasNext()) {
val e = iterator.next()
val v = extractor(e)
if (v leq min) {
minE = e
min = v
}
if (v geq max) {
maxE = e
max = v
}
}
return Pair(minE, maxE)
}
inline fun , U> Iterable.minMaxOf(
crossinline extractor: Extractor
): Pair {
val iterator = this.iterator()
var min = extractor(iterator().next())
var max = min
while (iterator.hasNext()) {
val v = extractor(iterator.next())
if (v leq min) {
min = v
}
if (v geq max) {
max = v
}
}
return Pair(min, max)
}
inline fun , U> Iterable.minMaxOfOrNull(
crossinline extractor: Extractor
): Pair? {
val iterator = this.iterator()
if (!iterator.hasNext()) {
return null
}
var min = extractor(iterator().next())
var max = min
while (iterator.hasNext()) {
val v = extractor(iterator.next())
if (v leq min) {
min = v
}
if (v geq max) {
max = v
}
}
return Pair(min, max)
}
fun Iterable.minMaxWith(comparator: kotlin.Comparator): Pair {
val iterator = this.iterator()
var min = iterator().next()
var max = min
while (iterator.hasNext()) {
val v = iterator.next()
if (comparator.compare(v, min) < 0) {
min = v
}
if (comparator.compare(v, max) > 0) {
max = v
}
}
return Pair(min, max)
}
fun Iterable.minMaxWithOrNull(comparator: kotlin.Comparator): Pair? {
val iterator = this.iterator()
if (!iterator.hasNext()) {
return null
}
var min = iterator().next()
var max = min
while (iterator.hasNext()) {
val v = iterator.next()
if (comparator.compare(v, min) < 0) {
min = v
}
if (comparator.compare(v, max) > 0) {
max = v
}
}
return Pair(min, max)
}
inline fun Iterable.minMaxOfWith(
comparator: kotlin.Comparator,
crossinline extractor: Extractor
): Pair {
val iterator = this.iterator()
var min = extractor(iterator().next())
var max = min
while (iterator.hasNext()) {
val v = extractor(iterator.next())
if (comparator.compare(v, min) < 0) {
min = v
}
if (comparator.compare(v, max) > 0) {
max = v
}
}
return Pair(min, max)
}
inline fun Iterable.minMaxOfWithOrNull(
comparator: kotlin.Comparator,
crossinline extractor: Extractor
): Pair? {
val iterator = this.iterator()
if (!iterator.hasNext()) {
return null
}
var min = extractor(iterator().next())
var max = min
while (iterator.hasNext()) {
val v = extractor(iterator.next())
if (comparator.compare(v, min) < 0) {
min = v
}
if (comparator.compare(v, max) > 0) {
max = v
}
}
return Pair(min, max)
}
