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COINS.cpp
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35 lines (33 loc) · 706 Bytes
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#include <iostream>
#include <map>
using namespace std;
long long int get_coins(int N, map<int, long long int> &memoArray);
int main()
{
map<int, long long int> M;
int N;
while (scanf("%lld", &N) != EOF)
{
cout << get_coins(N, M) << endl;
}
return 0;
}
long long int get_coins(int N, map<int, long long int> &memoArray)
{
if (memoArray[N] != 0)
{
return memoArray[N];
}
else
{
if (N >= 0 && N <= 11)
{
memoArray[N] = N;
return N;
}
else
{
return memoArray[N] = get_coins(N / 2, memoArray) + get_coins(N / 3, memoArray) + get_coins(N / 4, memoArray);
}
}
}