import java.util.Scanner;
public class Main {

	public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	}
	
	public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	}
	
	public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	}

} Main public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	} 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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	} 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 ichiji = 0; ichiji 0 int count = 0; count 0 for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		} int i=0; int i=0; i 0 i<n i n i++ i++ i {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		} {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		} for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			} int j=i+1; int j=i+1; j i+1 i 1 j<n j n j++ j++ j {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			} {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			} ichiji = 0 ichiji 0 for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				} int k=0; int k=0; k 0 k<d k d k++ k++ k {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				} {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				} ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]) ichiji (x[i][k]-x[j][k])*(x[i][k]-x[j][k]) (x[i][k]-x[j][k]) x[i][k] x[i] x i k x[j][k] x[j] x j k (x[i][k]-x[j][k]) x[i][k] x[i] x i k x[j][k] x[j] x j k if(isheiho(ichiji))
					count++; isheiho(ichiji) isheiho ichiji count++ count System.out.print(count) System.out.print System.out System System.out count String[] args args public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	} isheiho {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	} int i=0; i 0 while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		} i*i<=k i*i i i k {
			if(i*i==k)
				return true;
			else
				i++;
		} if(i*i==k)
				return true;
			else
				i++; i*i==k i*i i i k return true; true i++ i return false; false int k k public class Main {

	public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	}
	
	public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	}

} public class Main {

	public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	}
	
	public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	}

} Main
import java.util.Scanner;
public class Main {

	public static void main(String[] args) {
		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 ichiji = 0;
		int count = 0;
		
		for(int i=0;i<n;i++) {
			for(int j=i+1;j<n;j++) {
				ichiji = 0;
				for(int k=0;k<d;k++) {
					ichiji+=(x[i][k]-x[j][k])*(x[i][k]-x[j][k]);
				}
				if(isheiho(ichiji))
					count++;
			}
		}
		
		System.out.print(count);
		
	}
	
	public static boolean isheiho(int k) {
		int i=0;
		while(i*i<=k) {
			if(i*i==k)
				return true;
			else
				i++;
		}
		return false;
	}

}