#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a/b==c){ cout<<"YES"; }else{ cout<<"NO"; } return 0; }

#include <iostream> using namespace std; int main(){ int a,s,d; cin >> a >> s >> d; if (a * s == d) cout << "YES"; else cout << "NO"; return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a*b==c){ cout<<"YES"; } else { cout<<"NO"; } return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a , b , c; cin >> a >> b >> c; if(a * b == c) cout << "YES"; else cout << "NO"; return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a*b==c){ cout<<"YES"; }else{ cout<<"NO"; } }

#include <iostream> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a*b==c){ cout<<"YES"; }else cout<<"NO"; return 0; }