#include <stdio.h>
#define NMAX 4096
#define MMAX 66000

struct per { int x, y; } V[MMAX];

int Nr[1 << 16];
int A[NMAX][ NMAX/32 ];
int i, j, N, M, a, b;
unsigned int cfg;
long long rez;

inline void set(int cnf, int x)
{
   A[cnf][x>>5] |= 1u << (x & 31);
}

void prep()
{
	int i; 
	
	Nr[0] = 0;

     for (i = 1; i < (1 << 16); i++)
       Nr[i] = Nr[i >> 1] + (i&1);
}

int afla1(int x)
{
	int i, s = 0;
	
	for (i = 0; i < 32; i++)
		if (x & (1<<i)) s++;
	
	return s;
}

int main()
{
     freopen("triplete.in","r",stdin);
     freopen("triplete.out","w",stdout);

     scanf("%d %d", &N, &M);

    rez = 0;

     for (i = 1; i <= M; i++)
     {
          scanf("%d %d", &a, &b);

          V[i].x = a;
          V[i].y = b;

          set(a, b);
          set(b, a);
     }

	 prep();
	 
     for (i = 1; i <= M; i++)
     {
          a = V[i].x;
          b = V[i].y;

          for (j = 0; j <= N/32; j++)
          {
               cfg = (unsigned int)A[a][j] & A[b][j];

               rez += Nr[cfg & 65535] + Nr[cfg >> 16];
          }
     }
	 
	 rez = (long long)rez/3;

     printf("%lld\n", rez);

     return 0;
}