leetcode-daily/cpp/2202/220210-CN.cpp

19 lines
434 B
C++

#include <vector>
#include <string>
#include <numeric>
class Solution {
private:
inline static std::string genStr(int x, int y) {
return std::to_string(x) + "/" + std::to_string(y);
}
public:
static std::vector<std::string> simplifiedFractions(int n) {
std::vector<std::string> ret;
for (int i = 2; i < n; ++i)
for (int j = 1; j < i; ++j)
if (1 == std::gcd(i, j))
ret.push_back(genStr(j, i));
return ret;
}
};