问题标题: 酷町堂：2067 急！

#include <iostream>
#include <stack>
using namespace std;
char c;
stack<char> s;
int main() {
	while(true) {
		cin >> c;
		if(c=='@')	break;
		if(c=='(') {
			s.push(c);
		}
		else if(c==')'){
			if(s.empty()) {
				cout << "Wrong";
				return 0;
			}
			else
				s.pop();
		}
		if(c=='[') {
			s.push(c);
		}
		else if(c==']'){
			if(s.empty()) {
				cout << "Wrong";
				return 0;
			}
			else
				s.pop();
		}
	}
	if(s.empty())	cout << "OK";
	else	cout << "Wrong";
	return 0;
}

50

刘乐宸在2020-07-21 11:36:40追加了内容

#include<algorithm>
#include<iostream>
#include<string>
#include<cstdio>
#include<cmath>
#include <stack>
using namespace std;
stack<char> s;
string a;
int main(){
//  freopen("AC.in","r",stdin);
//	freopen("AC.out","w",stdout);
    cin>>a;
    int k=a.size();
    for(int i=0;i<k;i++){
        if(a[i]=='('){
            s.push(a[i]); 
        }
        else if(a[i]==')'){
                if(s.empty()){
                cout<<"Wrong";
                return 0;
            }
                else s.pop();
            }
        else if(a[i]=='['){
            s.push(a[i]); 
        }
        else if(a[i]==']'){
                if(s.empty()){
                cout<<"Wrong";
                return 0;
            }
                else s.pop();
            }
    }
    
    if(!s.empty()) cout<<"Wrong";
    
    else cout<<"OK";
//	fclose(stdin);
//	fclose(stdout);
    return 0;
}
//106.14.0.88:8100/ppt/s/?s=0f79d65c680d35f23bce1876c76101e72e174b1c7663eb2b6b8b01bf61e2849e

e,87分