Problem	minstack
User	oiu890
Submission Time	2026-02-04 16:44:21
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

minstack.cpp: In function ‘void push(int)’:
minstack.cpp:22:2: error: ‘stk’ was not declared in this scope; did you mean ‘std’?
22 | stk.push(X);
| ^~~
| std
minstack.cpp: In function ‘void pop()’:
minstack.cpp:26:8: error: ‘stk’ was not declared in this scope; did you mean ‘std’?
26 | if(stk.top() == arr[idx]){
| ^~~
| std
minstack.cpp:29:2: error: ‘stk’ was not declared in this scope; did you mean ‘std’?
29 | stk.pop();
| ^~~
| std
minstack.cpp: In function ‘int top()’:
minstack.cpp:33:9: error: ‘stk’ was not declared in this scope; did you mean ‘std’?
33 | return stk.top();
| ^~~
| std