import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.StringTokenizer; StringTokenizer java.util public class Main {
    public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
} Main public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    } main {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    } FastReader sc = new FastReader(); sc new FastReader() int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int D = sc.nextInt(); D sc.nextInt() sc.nextInt sc int[][] a = new int[N][D]; a new int[N][D] N D for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        } int i=0; int i=0; i 0 i<N i N i++ i++ i {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        } {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        } for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            } int j=0; int j=0; j 0 j<D j D j++ j++ j {
                a[i][j] = sc.nextInt();
            } {
                a[i][j] = sc.nextInt();
            } a[i][j] = sc.nextInt() a[i][j] a[i] a i j sc.nextInt() sc.nextInt sc int count = 0; count 0 for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        } int i=0; int i=0; i 0 i<N-1 i N-1 N 1 i++ i++ i {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        } {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        } for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            } int j=i+1; int j=i+1; j i+1 i 1 j<N j N j++ j++ j {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            } {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            } int temp_dist = 0; temp_dist 0 for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                } int ii=0; int ii=0; ii 0 ii<D ii D ii++ ii++ ii {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                } {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                } temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2) temp_dist Math.pow(Math.abs(a[i][ii]-a[j][ii]),2) Math.pow Math Math.abs(a[i][ii]-a[j][ii]) Math.abs Math a[i][ii]-a[j][ii] a[i][ii] a[i] a i ii a[j][ii] a[j] a j ii 2 double dist = Math.sqrt(temp_dist); dist Math.sqrt(temp_dist) Math.sqrt Math temp_dist if (dist == (int)dist) {
                    count++;
                } dist == (int)dist dist (int)dist {
                    count++;
                } count++ count System.out.println(count) System.out.println System.out System System.out count String[] args args static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    } FastReader BufferedReader br; br StringTokenizer st; st public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        } FastReader {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        } br = new BufferedReader(new
                    InputStreamReader(System.in)) br new BufferedReader(new
                    InputStreamReader(System.in)) String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        } next {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        } while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            } st == null || !st.hasMoreElements() st == null st null !st.hasMoreElements() st.hasMoreElements() st.hasMoreElements st {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            } try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                } catch (IOException e)
                {
                    e.printStackTrace();
                } IOException e {
                    e.printStackTrace();
                } e.printStackTrace() e.printStackTrace e {
                    st = new StringTokenizer(br.readLine());
                } st = new StringTokenizer(br.readLine()) st new StringTokenizer(br.readLine()) return st.nextToken(); st.nextToken() st.nextToken st int nextInt()
        {
            return Integer.parseInt(next());
        } nextInt {
            return Integer.parseInt(next());
        } return Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next long nextLong()
        {
            return Long.parseLong(next());
        } nextLong {
            return Long.parseLong(next());
        } return Long.parseLong(next()); Long.parseLong(next()) Long.parseLong Long next() next double nextDouble()
        {
            return Double.parseDouble(next());
        } nextDouble {
            return Double.parseDouble(next());
        } return Double.parseDouble(next()); Double.parseDouble(next()) Double.parseDouble Double next() next String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        } nextLine {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        } String str = ""; str "" try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            } catch (IOException e)
            {
                e.printStackTrace();
            } IOException e {
                e.printStackTrace();
            } e.printStackTrace() e.printStackTrace e {
                str = br.readLine();
            } str = br.readLine() str br.readLine() br.readLine br return str; str public class Main {
    public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
} public class Main {
    public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args) {
        FastReader sc = new FastReader();
        int N = sc.nextInt();
        int D = sc.nextInt();
        int[][] a = new int[N][D];
        for (int i=0; i<N; i++) {
            for (int j=0; j<D; j++) {
                a[i][j] = sc.nextInt();
            }
        }
        int count = 0;
        for (int i=0; i<N-1; i++) {
            for (int j=i+1; j<N; j++) {
                int temp_dist = 0;
                for (int ii=0; ii<D; ii++) {
                    temp_dist += Math.pow(Math.abs(a[i][ii]-a[j][ii]),2);
                }
                double dist = Math.sqrt(temp_dist);
                if (dist == (int)dist) {
                    count++;
                }
            }
        }
        System.out.println(count);
    }
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }
}
