import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    }
} Main public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    } main {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int d = sc.nextInt(); d sc.nextInt() sc.nextInt sc int[][] x = new int[n][d]; x new int[n][d] n d for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[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++ ) {
                x[i][j] = sc.nextInt();
            }
        } {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        } for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            } int j = 0; int j = 0; j 0 j < d j d j++ j++ j {
                x[i][j] = sc.nextInt();
            } {
                x[i][j] = sc.nextInt();
            } x[i][j] = sc.nextInt() x[i][j] x[i] x i j sc.nextInt() sc.nextInt sc int ans = 0; ans 0 for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        } int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        } {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        } for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            } int j = i; int j = i; j i j < n j n j++ j++ j {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            } {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            } double temp = 0; temp 0 for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                } int k = 0; int k = 0; k 0 k < d k d k++ k++ k {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                } {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                } temp += Math.pow(x[i][k] - x[j][k], 2) temp Math.pow(x[i][k] - x[j][k], 2) Math.pow Math x[i][k] - x[j][k] x[i][k] x[i] x i k x[j][k] x[j] x j k 2 if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                } Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0 Math.sqrt(temp) == (int)Math.sqrt(temp) Math.sqrt(temp) Math.sqrt Math temp (int)Math.sqrt(temp) Math.sqrt Math temp temp != 0 temp 0 {
                    ans++;
                } ans++ ans System.out.println(ans) System.out.println System.out System System.out ans sc.close() sc.close sc String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int d = sc.nextInt();
        int[][] x = new int[n][d];

        for (int i = 0; i < n; i++ ) {
            for(int j = 0;j < d; j++ ) {
                x[i][j] = sc.nextInt();
            }
        }

        int ans = 0;

        for (int i = 0; i < n; i++ ) {
            for (int j = i; j < n; j++ ) {
                double temp = 0;
                for (int k = 0; k < d; k++ ) {
                    temp += Math.pow(x[i][k] - x[j][k], 2);
                }
                if (Math.sqrt(temp) == (int)Math.sqrt(temp) && temp != 0) {
                    ans++;
                }
            }
        }
        System.out.println(ans);

        sc.close();
    }
}