#include <stdio.h>

#define NMAX 1000

int a[NMAX][NMAX], n, m;
unsigned long count;


void read()
{
int i, x, y;

scanf("%d %d\n", &n, &m);

for(i = 1; i <= m; ++i)
	{
		scanf("%d %d\n", &x, &y);

		a[x][y] = a[y][x] = 1;
	}
}



void parcurgere()
{
int i, j, k;


for(i = 1; i <= n; ++i)
	{
		for(j = 1; j <= n; ++j)
			if(a[i][j]  &&  i != j)
				{
					for(k = 1; k <= n; ++k)
						if(a[i][k]  &&  i != k  &&  j != k)
							{
								++count;
												a[k][j] = 0;
							}
				}
	}
}


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


read();

parcurgere();


printf("%lu\n", count-3*(count/4));


fclose(stdin);
fclose(stdout);


return 0;
}