Sir my test case is showing segmentation fault
#include
#include
using namespace std;
int main(){
int n;
cin>>n;
string s[n];
int altitude =0;
int valley=0;
cin.get();
for(int i=0;i<n;i++){
getline(cin,s[i]);}
for(int i=0;i<n;i++){
if(s[i]==“U”){
if(valley==0){valley++;}
altitude++;}
else if (s[i]==“D”) {altitude–;}
else{altitude=altitude;}}
cout<<valley<<endl;}