Codeforces-SolutionsA/Codes/2009 C - The Legend of Freya the Frog/2009C.cpp

45 lines
992 B
C++

#include <bits/stdc++.h>
using namespace std;
#ifdef ONLINE_JUDGE
#define dbg(...)
#else
#include "Assets/debug.h"
#endif
#define int long long
#define ll long long
#define endl '\n'
#define ff first
#define ss second
#define ins insert
#define pb push_back
#define ppb pop_back
#define sz(x) (int)(x).size()
#define all(x) x.begin(), x.end()
#define rep(i,a,b) for(int i=a; i<b; ++i)
#define rrep(i,a,b) for(int i=a; i>=b; --i)
#define yn(f) f? cout<<"YES\n":cout<<"NO\n"
#define FAST (ios_base::sync_with_stdio(false), cin.tie(nullptr));
ll pow(ll x,ll y,ll m=1e9+7) {ll ans=1;x%=m;while(y){if(y&1)ans=(ans*x)%m;x=(x*x)%m;y>>=1;}return ans;}
void solve()
{
int x,y,k;
cin>>x>>y>>k;
int p=(x+k-1)/k;
int q=(y+k-1)/k;
int ans=2*max(p,q);
if(p>q) ans--;
cout<<ans<<endl;
}
signed main()
{
FAST;
int TCS = 1;
cin >> TCS;
for (int TC = 1; TC <= TCS; ++TC)
{
// cout<<"Case "<<TC<<": ";
solve();
}
}