20 lines
241 B
C++
20 lines
241 B
C++
#include "Stack01c.h"
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#define EMPTY (-1)
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Stack::Stack() {
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top=EMPTY;
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}
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void Stack::push(int n) {
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arr[++top] = n;
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}
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int Stack::pop() {
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return arr[top--];
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}
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int Stack::isEmpty() {
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return top == EMPTY;
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}
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