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Exercicio_1_Static_Stack.cpp
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121 lines (84 loc) · 2.47 KB
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#include <iostream>
using namespace std;
int *createStack(int size){
int *stack = (int *) new int[size];
return stack;
}
void displayOptions(void){
cout << "1.\tInserir na Pilha\n2.\tRemover da Pilha\n3.\tApagar Pilha\n0.\tSair\n" << endl;
}
void stackPush(int * pilha, int& top, int size){
if(pilha != nullptr){
int value = 0;
cout << "Digite o valor para inserir: " << endl;
cin >> value;
if(top < size - 1){
top++;
pilha[top] = value;
cout << "Sucesso ao inserir o valor na pilha!\n" << endl;
}else{
cout << "Pilha esta cheia, nao e possivel inserir...\n" << endl;
}
}else{
cout << "Nao existe nenhuma pilha!\n" << endl;
}
}
void stackRemove(int* pilha, int& top) {
if(pilha != nullptr){
int index = 0;
cout << "Digite o indice para remover: " << endl;
cin >> index;
if (index < 0 || index > top) {
cout << "Indice invalido.\n" << endl;
return;
}
while (top >= index) {
top--;
cout << "Valor removido: " << pilha[top + 1] << endl;
pilha[top + 1] = 0;
}
}else{
cout << "Nao existe nenhuma pilha!" << endl;
}
}
void printStack(int* pilha, int size){
if(pilha != nullptr){
for(int i = 0; i < size; i++){
cout << i << ".\t" << pilha[i] << endl;
}
}
}
int main(void){
int size = 0;
cout << "Digite o tamanho da pilha: " << endl;
cin >> size;
int* pilha = createStack(size);
if(pilha != nullptr) cout << "Pilha criada com sucesso!\n";
else cout << "Falha ao criar a pilha...\n";
int option = 0;
int top = - 1;
do{
displayOptions();
cin >> option;
switch(option){
case 0:
break;
case 1:
stackPush(pilha, top, size);
break;
case 2:
printStack(pilha, size);
stackRemove(pilha, top);
break;
case 3:
delete[] pilha;
pilha = nullptr;
break;
default:
cout << "Opcao invalida...\n";
break;
}
}while(option != 0);
delete[] pilha;
return 0;
}