Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

// I/O
type Scanner struct {
	sc *bufio.Scanner
}

func NewScanner() *Scanner {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)
	sc.Buffer(make([]byte, 1024), int(1e+9))
	return &Scanner{sc}
}

func (s *Scanner) nextStr() string {
	s.sc.Scan()
	return s.sc.Text()
}

func (s *Scanner) nextInt() int {
	i, e := strconv.Atoi(s.nextStr())
	if e != nil {
		panic(e)
	}
	return i
}

func (s *Scanner) nextFloat() float64 {
	f, e := strconv.ParseFloat(s.nextStr(), 64)
	if e != nil {
		panic(e)
	}
	return f
}

func (s *Scanner) nextRuneSlice() []rune {
	return []rune(s.nextStr())
}

func (s *Scanner) nextIntSlice(n int) []int {
	res := make([]int, n)
	for i := 0; i < n; i++ {
		res[i] = s.nextInt()
	}
	return res
}

func (s *Scanner) nextFloatSlice(n int) []float64 {
	res := make([]float64, n)
	for i := 0; i < n; i++ {
		res[i] = s.nextFloat()
	}
	return res
}

// Arithmetic
func max(nums ...int) int {
	m := nums[0]
	for _, i := range nums {
		if m < i {
			m = i
		}
	}
	return m
}

func min(nums ...int) int {
	m := nums[0]
	for _, i := range nums {
		if m > i {
			m = i
		}
	}
	return m
}

func abs(x int) int {
	if x > 0 {
		return x
	}
	return -x
}

func pow(x, y int) int {
	res := 1
	for i := 0; i < y; i++ {
		res *= x
	}
	return res
}

func ceil(a, b int) int {
	if a%b == 0 {
		return a / b
	} else {
		return a/b + 1
	}
}

// Sort
type RuneSlice []rune

func (a RuneSlice) Len() int           { return len(a) }
func (a RuneSlice) Less(i, j int) bool { return a[i] < a[j] }
func (a RuneSlice) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }

// Main
func main() {
	sc := NewScanner()
	wtr := bufio.NewWriter(os.Stdout)
	N := sc.nextInt()
	g := make([][]int, N)
	for i, _ := range g {
		g[i] = make([]int, N)
	}
	for i := 0; i < N; i++ {
		u, k := sc.nextInt(), sc.nextInt()
		for j := 0; j < k; j++ {
			g[u-1][sc.nextInt()-1] = 1
		}
	}

	for _, r := range g {
		for i, num := range r {
			if i > 0 {
				fmt.Fprint(wtr, " ")
			}
			fmt.Fprint(wtr, num)
		}
		fmt.Fprintln(wtr)
	}
	wtr.Flush()
}

Python: import sys, collections
input = lambda: sys.stdin.readline().rstrip() 
sys.setrecursionlimit(10**7)
INF = 10**10
def I(): return int(input())
def F(): return float(input())
def SS(): return input()
def LI(): return [int(x) for x in input().split()]
def LI_(): return [int(x)-1 for x in input().split()]
def LF(): return [float(x) for x in input().split()]
def LSS(): return input().split()

def resolve():
    n = I()
    Adj = [[0]*n for _ in range(n)]
    for _ in range(n):
        ukv = LI()
        u = ukv[0]
        # k = ukv[1]
        v = ukv[2:]
        for i in v:
            Adj[u-1][i-1] = 1

    for i in Adj:
        print(*i)

if __name__ == '__main__':
    resolve()

Python: n = int(input())
v_matrix = [[0 for j in range(n+1)] for i in range(n+1)]
for i in range(n):
    u, k, *v = map(int, input().split())
    for vi in v:
        v_matrix[u][vi] = 1

for row in v_matrix[1:]:
    print(" ".join(map(str, row[1:])))

Python: n = int(input())

A = [[0 for i in range(n)] for j in range(n)]

for i in range(n):

	B = input().split()

	if B[1]!=0:
		for j in range(int(B[1])):
			#B[2+j]
			A[i][int(B[2+j])-1] = 1

for i in range(n):
	for j in range(n):
		if j!=n-1:
			print(A[i][j], end=" ")
		else:
			print(A[i][j], end="\n")

Python: import sys, os, math, bisect, itertools, collections, heapq, queue, copy, array

# from scipy.sparse.csgraph import csgraph_from_dense, floyd_warshall
# from decimal import Decimal
# from collections import defaultdict, deque

sys.setrecursionlimit(10000000)

ii = lambda: int(sys.stdin.buffer.readline().rstrip())
il = lambda: list(map(int, sys.stdin.buffer.readline().split()))
fl = lambda: list(map(float, sys.stdin.buffer.readline().split()))
iln = lambda n: [int(sys.stdin.buffer.readline().rstrip()) for _ in range(n)]

iss = lambda: sys.stdin.buffer.readline().decode().rstrip()
sl = lambda: list(map(str, sys.stdin.buffer.readline().decode().split()))
isn = lambda n: [sys.stdin.buffer.readline().decode().rstrip() for _ in range(n)]

lcm = lambda x, y: (x * y) // math.gcd(x, y)

MOD = 10 ** 9 + 7
MAX = float('inf')


def main():
    if os.getenv("LOCAL"):
        sys.stdin = open("input.txt", "r")

    N = ii()
    G = [[0] * N for _ in range(N)]

    for _ in range(N):
        v, k, *U = il()
        for u in U:
            G[v - 1][u - 1] += 1

    for g in G:
        print(*g)


if __name__ == '__main__':
    main()

Python: n = int(input())
L = [[] for _ in range(n)]
for i in range(n):
    L[i] = [i for i in map(int,input().split())]
    L[i].remove(L[i][0])
    if L[i] != []:
        L[i].remove(L[i][0])
for i in range(n):
    adjacent = [0 for _ in range(n)]
    for el in L[i]:
        adjacent[el-1] = 1
    print(' '.join(map(str,adjacent)))

Python: def main():

    n = int(input())
    adj = [[0 for i in range(n)] for j in range(n)]

    for i in range(n):
        tmp = list(map(int, input().split()))
        u = tmp[0]
        u = u -1
        k = tmp[1]
        v = tmp[2:]
        for j in range(k):
            adj[u][v[j]-1] = 1

    for i in range(n):
        print(" ".join(list(map(str, adj[i]))))

    for i in adj:
        print(*i)


if __name__ == "main":
    main()

Python: n = int(input())
G = [[0]*n for i in range(n)]
for i in range(n):
  u,k,*vs = map(int,input().split())
  for j in range(len(vs)):
    G[u-1][vs[j]-1] = 1 
  
for i in range(n):
  print(" ".join(map(str,G[i])))

Python: n=int(input())
graph={}

def show(nums):
    for i in range(len(nums)):
        if i!=0:
            if i!=len(nums)-1:
                print(nums[i],end=" ")
            else:
                print(nums[i])

for i in range(n):
    tmp=list(map(int,input().split()))
    graph[tmp[0]]=[0 for j in range(n+1)]
    for k in range(tmp[1]):
        graph[tmp[0]][tmp[2+k]]=1
    show(graph[tmp[0]])

Python: if __name__ == '__main__':
    n = int(input())
    for i in range(n):
        u, k, *v = map(int, input().split())
        a = [0] * n
        for i_v in v:
            index_v = i_v -1
            a[index_v] = 1
        print(*a)

Python: 
N = int(input())
T = [[0] * (N+1) for _ in range(N+1)]
for i in range(N):
    tmp = [int(ele) for ele in input().split()]
    from_ = tmp[0]
    for j in tmp[2:]:
        T[from_][j] = 1


def main():
    for i in T[1:]:
        ans = ""
        for j in i[1:]:
            ans += str(j) + " "
        print(ans[:-1])


if __name__ == "__main__":
    main()

Python: n=int(input())
mat=[[0] * n for _ in range(n)]
for _ in range(n):
    adj=list(map(int, input().split()))
    i=adj[0]
    for j in adj[2:]:
        mat[i - 1][j - 1]=1
for m in mat:
    print(' '.join(map(str, m)))

Python: N = int(input())
for i in range(N):
    u, k, *vs = map(int, input().split())
    E = [0]*N
    for v in vs:
        E[v-1] = 1
    print(*E)

Python: n=int(input())

a=[[0 for i in range(n)]for j in range(n)]

for i in range(n):
    p=[int(x) for x in input().split()]
    for j in range(n):
        if j+1 in p[2:]:
            a[i][j]=1
for i in range(n):
    for j in range(n):
        print(a[i][j]," ",end="")
    print("")

Python: n = int(input())

matrix = [[0] * n for _ in range(n)]

for i in range(n):

    u, k, *V = map(int, input().split())

    for v in V:
        v -= 1
        matrix[i][v] = 1


for row in matrix:
    print(*row)

Python: import sys

input = sys.stdin.readline
n = int(input())
adj_list = [[0]*n for _ in range(n)]
for _ in range(n):
    input_list = list(map(int, input().split()))
    u = input_list[0] - 1
    e_num = input_list[1]
    if e_num > 0:
        for i in range(e_num):
            adj_list[u][input_list[i+2] - 1] = 1

for adj in adj_list:
    print(' '.join(map(str, adj)))