Go: package main

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

func main() {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)
	n, err := nextInt(sc)
	if err != nil {
		panic(err)
	}
	matrix := make([][]int, n)
	for i := 0; i < n; i++ {
		matrix[i] = make([]int, n)
		id, err := nextInt(sc)
		if err != nil {
			panic(err)
		}
		vNum, err := nextInt(sc)
		if err != nil {
			panic(err)
		}
		for j := 0; j < vNum; j++ {
			v, err := nextInt(sc)
			if err != nil {
				panic(err)
			}
			matrix[id-1][v-1] = 1
		}
	}
	for i := 0; i < n; i++ {
		printRow(matrix[i])
	}
}

func printRow(row []int) {
	xs := make([]string, len(row))
	for i := 0; i < len(row); i++ {
		xs[i] = strconv.Itoa(row[i])
	}
	fmt.Println(strings.Join(xs, " "))
}

func nextInt(sc *bufio.Scanner) (int, error) {
	sc.Scan()
	return strconv.Atoi(sc.Text())
}

Python: 
N = int(input())

# initialize
ans = [[0 for i in range(N)] for j in range(N)]

for i in range(N):
    a = list(map(int, input().split()))
    id = a[0]
    jisu = a[1]
    for j in range(jisu):
        c = a[j+2]
        ans[i][c-1] = 1

for i in range(N):
    for j in range(N):
        print(ans[i][j], end=" ")
        if j == N-1:
            if i != N-1: print()

Python: n = int(input())
G = []
for i in range(n):
    T = [0]*n
    G.append(T)
for i in range(n):
    L = list(map(int,input().split()))
    for j in range(2,len(L)):
        G[i][L[j]-1] += 1
for i in range(n):
  print(' '.join(map(str,G[i])))

Python: n=int(input())
G=[[0 for i in range(n)]for j in range(n)]
u=[0 for i in range(n)]
for i in range(n):
    A=input().split()
    u[i]=int(A[0])
    k=int(A[1])
    for j in range(k):
        x=int(A[j+2])-1
        G[i][x]=1
print(G)

Python: N = int(input())
matrix = [[0] * N for _ in range(N)]

for i in range(N):
    tmp = list(map(int, input().split()))
    for j in range(tmp[1]):
        matrix[tmp[0]-1][tmp[j+2]-1] = 1

for i in range(N):
    print(*matrix[i])

Python: N = int(input())

for i in range(N):
    
    tmp = input().split()
    ans = [0]*N
    
    for j in range(int(tmp[1])):
        ans[int(tmp[2+j])-1] = 1

    print(*ans)

Python: # 幅優先探索 Breadth first search: BFS

n = int(input())
A = [[0 for i in range(n)] for i in range(n)]
for i in range(n):
    dat = [int(i) for i in input().split()]
    for v in dat[2:]:
        A[dat[0]-1][v-1] = 1

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

Python: n=int(input())
l=[]
for i in range(n):
  l1=list(map(int,input().split()))
  l2=[]
  if l1[1]==0:
    l2=["0" for j in range(n)]
  else:
    for j in range(n):
      if j+1 in l1[2:]:
        l2.append("1")
      else:
        l2.append("0")
  print(" ".join(l2))

Python: #-*- coding: utf-8 -*-
"""
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=ALDS1_11_A
"""
import itertools


def input_from_txt(number=1):
    import requests
    #url = "https://judgedat.u-aizu.ac.jp/testcases/ALDS1_4_A/8/in"
    url = "https://judgedat.u-aizu.ac.jp/testcases/ALDS1_11_A/%s/in" % number
    res = requests.get(url)
    input = res.text.split("\n")
    n = int(input[0])
    Ss = []
    for i in range(n):
        S = list(map(int, input[1+i].split()))
        Ss.append(S)
    return (n, Ss)

def input_array():
    n = int(input())
    Ss = []
    for i in range(n):
        S = list(map(int, input().split()))
        Ss.append(S)
    return (n, Ss)


if __name__ == '__main__':
    (n, Ss) = input_array()
    #(n, Ss) = input_from_txt(1)
    #print(n, Ss)
    for i in range(n):
        vth = Ss[i][0]
        vd = Ss[i][1]
        adjs = Ss[i][2:]
        row = []
        for j in range(1, 1+n):
            if j in adjs: row.append(1)
            else: row.append(0)
        print(" ".join(map(str, row)))
    #ret = get_set4(S, T)
    #ret = get_set2(S, T)
    #ret = get_set(S, T)
    #print(len(ret))

Python: n=int(input())
ans=[[0]*n for _ in range(n)]
for _ in range(n):
    v,k,*varray= map(int,input().split())
    for i in varray:
        ans[v-1][i-1]=1

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

Python: def main():
    n = int(input())
    M = [[0] * n for _ in range(n)]

    for i in range(n):
        line = input()
        inputs = [int(x) for x in line.split(' ')]
        u = inputs.pop(0)
        u -= 1                  # 0 オリジンへ変換
        _ = inputs.pop(0)
        for v in inputs:
            v -= 1              # 0 オリジンへ変換
            M[u][v] = 1

    for row in M:
        print(' '.join([str(x) for x in row]))


if __name__ == '__main__':
    main()

Python: import sys

N = int(input())
matrix = [[0]*N for _ in [0]*N]
for u, k, *v_a in (map(int, l.split()) for l in sys.stdin):
    for v in v_a:
        matrix[u-1][v-1] = 1

print(*(" ".join(map(str, row)) for row in matrix), sep="\n")

Python: if __name__ == '__main__':
    N = int(input())
    matrix = [['0'] * N for _ in range(N)]
    for i in matrix:
        node_info = [int(i) for i in input().split()]
        node_i = node_info[0] - 1
        if not node_info[1] == 0:
            for i in node_info[2:]:
                matrix[node_i][i - 1] = '1'
    [print(' '.join(line)) for line in matrix]

Python: def read_adj_list(n):
    al = [None for _ in range(n + 1)]
    for _ in range(n):
        u, _, *v = (int(x) for x in input().split())
        al[u] = v
    return al


def adj_list_to_matrix(n, al):
    am = [[0] * (n + 1) for _ in range(n + 1)]
    for i in range(1, n + 1):
        for j in al[i]:
            am[i][j] = 1
    return am


def print_adj_mat(n, am):
    for i in range(1, n + 1):
        for j in range(1, n + 1):
            if j > 1:
                print(" ", end="")
            print(am[i][j], end="")
        print()


def main():
    n = int(input())

    adj_list = read_adj_list(n)
    adj_mat = adj_list_to_matrix(n, adj_list)
    print_adj_mat(n, adj_mat)


if __name__ == '__main__':
    main()

Python: n = int(input())

dic = {}
for _ in range(n):
    datum = list(map(int, input().split()))
    status = ["0"]*n
    for i in datum[2:]:
        status[i-1] = "1"
    print(" ".join(status))

Python: num = int(input())
L = [[ 0 for x in range(num)] for y in range(num)]
for _ in range(num):
    c,k,*v = [int(x)-1 for x in input().split()]
    for i in v:
        L[c][i] = 1
for i in range(num):
    print( *L[i] )

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

for i in range(n):
    print(*a[i])

Python: def resolve():
    n = int(input())
    V = [list(map(int, input().split())) for _ in range(n)]
    ans = [[0 for _ in range(n)] for _ in range(n)]
    for v, k, *a in V:
        for j in a:
            ans[v - 1][j - 1] = 1
    for a in ans:
        print(*a)


resolve()

Python: # coding: utf-8
# Your code here!

n = int(input())

ans = [[0 for _ in range(n)] for _ in range(n)]

for i in range(n):
    adj = list(map(int,input().split()))
    if adj[1] != 0:
        for j in range(2,2+adj[1]):
            ans[i][adj[j]-1] = 1
for i in range(n):
    print(*ans[i])

Python: import sys


def input():
    return sys.stdin.readline().rstrip()


def main():
    n = int(input())
    G = [[0] * n for _ in range(n)]
    for i in range(n):
        u, k, *v = map(int, input().split())
        for j in range(k):
            G[u-1][v[j]-1] = 1

    for i in range(n):
        print(*G[i])


if __name__ == '__main__':
    main()

Python: n=int(input())
G=[[0 for j in range(n)] for j in range(n)]

for i in range(n):
	l=list(map(int,input().split()))
	u=l[0]
	k=l[1]
	for j in range(2,k+2):
		v=l[j]
		G[u-1][v-1]=1
for i in range(n):
	print(*G[i])