Friday, May 1, 2015

465A - inc ARG

#include<iostream>
#include<cstdio>
#include<cmath>
#include<cstring>
#include<algorithm>
using namespace std;
#define ll long long
#define sf scanf
#define pf printf
#define loop(i, n) for(i=0; i<(n) ; i++)
#define MAX 100
int main()
{
    string s;
    int n, i;
    cin >> n;
    cin >> s;
    int c = 1;
    int count = 0;
    loop(i, n)
    {
        if(s[i]=='0' && c==1)
        {
            count++;
            c = 0;
        }
        else if(s[i]=='1' && c==1)
        {
            count++;
            c = 1;
        }
        else
            break;
    }
    cout << count << endl;
    return 0;
}

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