Submission #3398365

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Source Code Expand

//In The Name of Beauty
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<ll> vll;
typedef map<ll,ll> mllll;
#define IB std::ios::sync_with_stdio(0);
#define pb(x) push_back(x);
#define mp(x,y) make_pair(x,y)
#define pll pair<ll,ll>
#define F first
#define S second
#define trvall(container, it) for(typeof(container.begin()) it = container.begin(); it != container.end(); it++)
#define MAXN (ll)1e5 + 8
#define INF  (ll)1e12 + 8
ll const delta = 1000000007;

ll a[1000];

int main()
{
    IB;
    cin.tie(0);
    cout.tie(0);
    ll n;
    cin >> n;
    ll ans = 0;
    for(ll i = 0;i < n;i++)
    {
        cin >> a[i];
    }
    ll temp = 0 , i = 0;
    while(i < n)
    {
        temp = 0;
        while(a[i] == a[i + 1] && i < n)
        {
            temp++;
            i++;
        }
        temp++;
        ans += (temp / 2);
        i++;
    }
    cout << ans;
    return 0;
}
//Written by M_H_H_7

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