Submission #31640

#	Time	Username	Problem	Language	Result	Execution time	Memory
31640		long10024070	Baloni (COCI15_baloni)	C++11	100 / 100	73 ms	9988 KiB

baloni

#include <iostream>
#include <cstdio>

using namespace std;
const string TASK = "Baloni";

int n,h[(int)1e6+1],c[(int)1e6+1],res;

void Enter()
{
    cin >> n;
    for (int i=1;i<=n;++i)
        cin >> h[i];
}

void Init()
{

}

void Solve()
{
    res = 0;
    for (int i=1;i<=n;++i)
        if (c[h[i]] == 0) {
            ++res;
            ++c[h[i]-1];
        }
        else {
            --c[h[i]];
            ++c[h[i]-1];
        }
    cout << res;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    //freopen((TASK+".INP").c_str(),"r",stdin);
    //freopen((TASK+".OUT").c_str(),"w",stdout);

    Enter();
    Init();
    Solve();
}

• Subtask 1: 100 / 100