NehaJeevan

#include <iostream>
using namespace std;
typedef long long ll;
int main() {
	// your code goes here
	ll l,p,q;
	cin>>l>>p>>q;
	/* If H travels x & his speed is p, V travels l-x with speed q.
	    For collision time taken to travel x & l-x respectively is equal
	    Use equations of motion & calculate x.*/

NehaJeevan

#include <bits/stdc++.h>
#define SZ(X) ((int)(X).size())
#define ALL(X) (X).begin(), (X).end()
#define REP(I, N) for (int I = 0; I < (N); ++I)
#define REPP(I, A, B) for (int I = (A); I < (B); ++I)
#define REPP_(I, A, B) for (int I = (A); I >= (B); --I)
#define I(X) cin>>X
#define II(X, Y) cin>>X>>Y
#define III(X, Y, Z) cin>>X>>Y>>Z
#define MP make_pair