#include<iostream> using namespace std; int main(){ int n;cin>>n; int a,count = 0,res; cin>>a; res = a; n--; while(n--){ cin>> a; if(!count) { res = a; count = 1; } else if ( res != a) count--; else count++; } cout<<res; return 0; }
#include<iostream> using namespace std; int main(){ int n;cin>>n; int a,count = 0,res; cin>>a; res = a; n--; while(n--){ cin>> a; if(!count) { res = a; count = 1; } else if ( res != a) count--; else count++; } cout<<res; return 0; }