Submission #153884

#TimeUsernameProblemLanguageResultExecution timeMemory
153884vladciuperceanuBaloni (COCI15_baloni)C++14
0 / 100
340 ms376 KiB
#include <iostream>

using namespace std;

int n,i,x,f[1000005];

int main()
{
    cin >> n; int sol = 0;
    for (i=1; i<=n; i++)
    {
        cin >> x;
        if (f[x+1] == 0)
            sol++;
        else
            if (f[x] > f[x+1])
                sol++;
        f[x] = i;
    }
    cout << sol;
    return 0;
}
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