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miniStack.cpp
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miniStack.cpp
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#include <iostream>
#include <stack>
#include <limits>
using namespace std;
template <typename T>
class MiniStack {
private:
stack<T> main_stack;
stack<T> aux_stack;
T minvalue = numeric_limits<T>::max();
public:
void addElem(T elem) {
main_stack.push(elem);
if (elem < minvalue) {
minvalue = elem;
}
aux_stack.push(elem);
}
T popElem() {
try {
T temp = main_stack.pop();
aux_stack.pop();
return temp;
}
catch (...) {
cout << "Exception occured when pop stack element" << endl;
}
}
T getMin() {
try {
T temp = aux_stack.top();
return temp;
}
catch (...) {
cout << "Exception occured when you are trying to get minimum value" << endl;
}
}
};
int main() {
MiniStack<int> test_stack;
test_stack.addElem(10);
test_stack.addElem(5);
test_stack.addElem(170);
test_stack.addElem(1);
cout << test_stack.getMin() << endl;
return 0;
}