#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include <bits/extc++.h>
using namespace std;
using ld = long double; 
const vector<int> dx = {0, 0, 1, -1};
const vector<int> dy = {1, -1, 0, 0};
#define vec vector
#define int long long
#define double long double
//cout<<setprecision(10)<<fixed<<..
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define repp(i, x, n) for (int i = x; i < (int)(n); i++)
#define pii pair<int,int>
#define pq priority_queue

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    
    int x,y,a,b,X;
    cin>>x>>y>>a>>b>>X;
    double S1=abs(X*y)/2.0;
    double S2=abs(X*b)/2.0;
    if(y==b){
        cout<<"Yes\n";
    }else{
        cout<<"No\n";
    }

}