压缩了一下

#include <bits/stdc++.h>
#define int long long
using namespace std;
constexpr int N=200010;
int a[N],n,m,k;
signed main(){
int t;
cin>>t;
while(t--){
cin>>n>>m>>k;
cout<<k/n+k/m+2<<'\n';
}
}