```cpp
#include<bits/stdc++.h>
using namespace std;
int a[5];
int gcd(int n,int m){
if(m==0)return n;
return gcd(m,n%m);
}
int main(){
cin>>a[1]>>a[2]>>a[3];
sort(a+1,a+4);
int k=gcd(a[3],a[1]);
cout<<a[1]/k<<'/'<<a[3]/k;
return 0;
}
```
by zhanghanlin167 @ 2024-04-27 11:10:30
```cpp
#include <iostream>
using namespace std;
long long a, b, c;
int main() {
cin >> a >> b >> c;
if(a > b) swap(a, b);
if(a > c) swap(a, c);
if(b > c) swap(b, c);
for(int i = 2; i <= a; ++i) {
if(a % i == 0 && c % i == 0) {
a = a / i;
c = c / i;
}
}
cout << a << "/" << c << endl;
return 0;
}
```
# 他有一个约分嘞
by AAAABCDDD @ 2024-05-01 06:46:30