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70 lines (66 loc) · 1019 Bytes
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Copy pathparenthesis-checker.cpp
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70 lines (66 loc) · 1019 Bytes
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#include<iostream>
#include<string>
#include<stack>
using namespace std;
int main()
{
int t;
cin>>t;
for(int tt=0;tt<t;tt++){
string s;
cin>>s;
int len=s.length();
bool flag =false;
stack<string> st;
for(int x=0;x<len;x++){
string g=s.substr(x,1);
if(g=="{"){
st.push("}");
}
else if(g=="(")
st.push(")");
else if(g=="[")
st.push("]");
else if(g=="}")
{
if(!(st.empty()) && st.top()==g){
st.pop();
}
else{
cout<<"not balanced\n";
flag=true;
x=len;
}
}
else if(g==")")
{
if(!(st.empty()) && st.top()==g){
st.pop();
}
else{
cout<<"not balanced\n";
flag=true;
x=len;
}
}
else if(g=="]")
{
if(!(st.empty()) && st.top()==g){
st.pop();
}
else{
cout<<"not balanced\n";
flag=true;
x=len;
}
}
}
if(flag==false && !(st.empty())){
cout<<"not balanced\n";
}
else if(flag==false && st.empty()){
cout<<"balanced\n";
}
}
return 0;
}