백준

[3036] 링

Jcoder 2018. 8. 12. 18:45


#include<iostream>
#include<vector>
using namespace std;
int gcd(int m, int n);
int main()
{
int a, i;
vector <int> v;
cin >> a;
for (i = 0; i < a; i++)
{
int r;
cin >> r;
v.push_back(r);
}
for (i = 1; i < a; i++)
{
int ring = gcd(v[0], v[i]);
cout << v[0] / ring << "/" << v[i] / ring << endl;
}
return 0;
}
int gcd(int m, int n)
{
if (m < n)
return gcd(n, m%n);
if (n == 0)
return m;
return gcd(n, m % n);
}