#include<iostream>
using namespace std;
class stack
{
int size=10;
int stack[size]={0}, value=0, top;
top=size;
public:
void push(int v)
{
if(top==0)
cout<<"\nstack is full\n";
else
{--top;
stack[top]=v;}
}
void pop()
{
if(top==size)
cout<<"\nstack is empty\n";
else
{top++;
stack[top];
stack[top-1]=0;
}
}
void display()
{
if(top==size)
cout<<"\nstack empty\n";
else
{
for(int i=top;i<size-1;i++)
{
cout<<stack[i];
}
}
}
};
int main()
{
stack s;
char t;
int value,ch;
do
{
cout<<"\n1.push\n";
cout<<"\n2.pop\n";
cout<<"\n3.display\n";
cout<<"enter choice:\n";
cin>>ch;
switch(ch)
{
case 1:cout<<"\nenter the value to be pushed\n";
cin>>value;
s.push(value);
break;
case 2:s.pop();
break;
case 3:s.display();
break;
default:
cout<<"\nwrong choice\n";
}
cout<<"\ndo u want to retry\n";
cin>>t;
}while(t=='y' || t=='Y');
return 0;
}
最佳答案
最简单的错误修复是更改 int size=10;至 static const int size=10; .
在此之后，除了出现警告 stack[top];为空语句，display 中存在逻辑错误循环 for(int i=top;i<size-1;i++)它应该在哪里 for(int i=top;i<size;i++)或 for(int i=top;i<=size-1;i++) .
关于c++ - 我无法从中得到输出，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/45319144/