#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
#define xx first
#define yy second
#define pb push_back
#define MAXN 300010
#define MAXK 6
using namespace std;
int n, m, k, a[MAXN];
ll cnt[MAXN][MAXK], ress;
vector<pii> grane;
int main() {
cin>>n>>m>>k;
for (int i=1; i<=n; i++)
cin>>a[i];
for (int i=0; i<m; i++)
{
int u, v; cin>>u>>v;
grane.pb({u, v});
cnt[u][a[v]]++;
cnt[v][a[u]]++;
}
for (auto par:grane)
{
int u=par.xx, v=par.yy;
if (a[u]==a[v]) continue;
ress+=2;
vector<int> boje;
for (int i=1; i<=4; i++) if (a[u]!=i && a[v]!=i) boje.pb(i);
int c1, c2;
c1=boje[0]; c2=boje[1];
ress+=2*((cnt[u][c1]*cnt[v][c2])+(cnt[u][c2]*cnt[v][c1]))+cnt[u][c1]+cnt[u][c2]+cnt[v][c1]+cnt[v][c2];
//cout<<u<<" "<<v<<" "<<ress<<endl;
}
cout<<ress;
}
