50 lines
935 B
Plaintext
50 lines
935 B
Plaintext
import vector
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fun stack<T>():stack<T> {
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var out.construct():stack<T>
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return out
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}
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fun stack<T>(in:T):stack<T> {
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var out.construct():stack<T>
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out.push(in)
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return out
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}
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obj stack<T> (Object) {
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var data: vector::vector<T>
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fun construct(): *stack<T> {
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data.construct()
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return this
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}
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fun copy_construct(other: *stack<T>) {
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data.copy_construct(&other->data)
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}
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fun destruct() {
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data.destruct()
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}
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fun operator=(other: ref stack<T>) {
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data = other.data
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}
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fun push(it: ref T) {
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data.addEnd(it)
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}
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fun pop(): T {
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var toRet = data[data.size-1]
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data.remove(data.size-1)
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return toRet
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}
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fun clear() {
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data.clear()
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}
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fun top(): T {
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return data[data.size-1]
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}
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fun size(): int {
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return data.size
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}
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fun empty():bool {
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return data.size == 0
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}
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}
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