Codeforce - swap adjacent element

#include<bits/stdc++.h>
using namespace std;
#define pb push_back
vector<int>sorted,unsorted;
int main()
{
    int n;
    scanf("%d",&n);
    int i,x,pos;
    for(i=0; i<n; i++)
    {
        scanf("%d",&x);
        sorted.pb(x);
        unsorted.pb(x);
    }
    sort(sorted.begin(),sorted.end());
    string s;
    cin>>s;
    for(i=0; i<n-1; i++)
    {
        if(s[i]=='1')
        {
            pos=i;
            while(s[i]=='1')
                i++;
            sort(unsorted.begin()+pos,unsorted.begin()+i+1);
        }
    }
    if(sorted==unsorted)
        printf("YES\n");
    else
        printf("NO\n");
    return 0;
}