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h_index.cpp
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44 lines (38 loc) · 1.06 KB
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#include "h_index.h"
#include <algorithm>
#include <ranges>
auto HIndex::HIndex1(std::vector<int>& citations) -> int
{
// sort citations in descending order
std::ranges::sort(citations, std::greater<>{});
// std::sort(citations.begin(), citations.end(), std::greater<>());
int h_index = 0;
for (int i = 0; i < static_cast<int>(citations.size()); ++i)
{
// if current citation is greater than or equal to the number of papers
if (citations[i] >= i + 1)
{
h_index = i + 1;
}
else
{
break;
}
}
return h_index;
}
auto HIndex::HIndex2(std::vector<int>& citations) -> int
{
// sort citations in descending order
std::ranges::sort(citations, std::greater<>{});
// std::sort(citations.begin(), citations.end(), std::greater<>());
for (int i = 0; i < static_cast<int>(citations.size()); ++i)
{
// if current citation is less than the number of papers
if (citations[i] < i + 1)
{
return i;
}
}
return 0;
}