Submission #63551484

Source Code Expand

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define debug() cout<<"come on"<<'\n'
#define mkp make_pair
#define pb push_back
#define ft first
#define sd second
typedef pair<int,int> pii;
typedef pair<int,pii> piii;
stack<int> st;
int n;
signed main(){
  cin>>n;
  for(int i=1;i<=n;i++){
    int type,x;
    cin>>type;
    if(type==1){
      cin>>x;
      st.push(x);
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define debug() cout<<"come on"<<'\n'
#define mkp make_pair
#define pb push_back
#define ft first
#define sd second
typedef pair<int,int> pii;
typedef pair<int,pii> piii;
stack<int> st;
int n;
signed main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		int type,x;
		cin>>type;
		if(type==1){
			cin>>x;
			st.push(x);
		}
		else{
			if(st.empty()){
				cout<<0<<'\n';
			}
			else cout<<st.top()<<'\n',st.pop();
		}
	}
	return 0;
}

Submission Info

Judge Result