Go: package main

/*
グラフの表現 隣接行列による表現
*/

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

func main() {
	scanner := makeScanner(8192)
	n := eGetInt(scanner)
	g := make([][]int, n)
	for i := 0; i < n; i++ {
		g[i] = make([]int, n)
		ints := eGetInts(scanner)
		num := ints[0]
		for j := 0; j < ints[1]; j++ {
			g[num-1][ints[j+2]-1] = 1
		}
	}
	for i := 0; i < n; i++ {
		s := fmt.Sprint(g[i])
		fmt.Println(s[1 : len(s)-1])
	}
}

////////////////////////////////////////////////////////////////////////////////
// ライブラリ
////////////////////////////////////////////////////////////////////////////////
func makeScanner(maxByte int) *bufio.Scanner {
	scanner := bufio.NewScanner(os.Stdin)
	scanner.Buffer(make([]uint8, 0, 8192), maxByte)
	return scanner
}
func makeWordScanner() *bufio.Scanner {
	scanner := makeScanner(8192)
	scanner.Split(bufio.ScanWords)
	return scanner
}
func eGetLine(r *bufio.Scanner) string {
	if r.Scan() {
		return r.Text()
	}
	err := r.Err()
	if err != nil {
		log.Fatal(err)
	}
	// EOF
	return ""
}
func eGetInt(r *bufio.Scanner) int {
	line := eGetLine(r)
	return eAtoi(line)
}
func eGetInt64(r *bufio.Scanner) int64 {
	line := eGetLine(r)
	return eAtoInt64(line)
}
func eGetFields(r *bufio.Scanner) []string {
	line := eGetLine(r)
	return strings.Fields(line)
}
func eGetInts(r *bufio.Scanner) []int {
	fields := eGetFields(r)
	ints := make([]int, len(fields))
	for i := 0; i < len(ints); i++ {
		ints[i] = eAtoi(fields[i])
	}
	return ints
}
func eGetInt64s(r *bufio.Scanner) []int64 {
	fields := eGetFields(r)
	ints := make([]int64, len(fields))
	for i := 0; i < len(ints); i++ {
		ints[i] = eAtoInt64(fields[i])
	}
	return ints
}
func eGetChars(r *bufio.Scanner) []string {
	line := eGetLine(r)
	return strings.Split(line, "")
}
func eAtoi(s string) int {
	n, err := strconv.Atoi(s)
	if err != nil {
		log.Fatal(err)
	}
	return n
}
func eAtoInt64(s string) int64 {
	n, err := strconv.ParseInt(s, 10, 64)
	if err != nil {
		log.Fatal(err)
	}
	return n
}

C++: #include<iostream>
#define SIZE 100

using namespace std;

int main(void) {

	int n, c, v;
	int G[SIZE][SIZE];
	int A[SIZE][SIZE];

	cin >> n;

	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n; j++) {
			A[i][j] = 0;
		}
	}

	for (int i = 0; i < n; i++) {
		cin >> v;
		cin >> c;
		for (int j = 0; j < c; j++) {
			cin >> G[i][j];
			int tmp = G[i][j];
			if (tmp > 0) {
				A[i][tmp - 1] = 1;
			}
		}
	}

	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n; j++) {
			cout << A[i][j] << ' ';
		}
		if (i != n - 1) { cout << endl; }
	}
	
	
}

C++: #include <iostream>
using namespace std;

static const int N = 100;

int main() {

    int n;
    cin >> n;

    int M[N][N] = {0};
    int u, k, v;
    for (int i = 0; i < n; ++i) {
        cin >> u >> k;
        --u;
        for (int j = 0; j < k; ++j) {
            cin >> v;
            --v;
            M[u][v] = 1;
        }
    }

    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            if (j) cout << " ";
            cout << M[i][j];
        }
        cout << endl;
    }

    return 0;
}

C++: #include <iostream>
#include <stack>
#include <vector>

using namespace std;

int main(){
    int n;
    cin >> n;
    int G[n][n];
    for (int i =0; i<n; i++) {
        for (int j =0; j<n; j++) {
            G[i][j] = 0;
        }
    }
    for (int i=0;i<n;i++) {
        int p,m;
        cin >>p >> m;
        for (int j=0; j<m; j++) {
            int q;
            cin >> q;
            G[p-1][q-1]=1;
        }
    }
    for (int i =0; i<n; i++) {
        for (int j =0; j<n; j++) {
            cout << G[i][j]<<" ";
        }
        cout << endl;
    }

}

C++: #include<iostream>
using namespace std;
int v[101][101] = { 0 };
int main() {
	int n; cin >> n;
	int u, k;
	for (int i = 1; i <= n;i++) {
		cin >> u >> k;
		for (int j = 0; j < k;j++) {
			int t; cin >> t;
			v[u][t] = 1;
		}
	}
	for (int i = 1; i <= n;i++) {
		for (int j = 1; j <= n;j++) {
			cout << v[i][j] << " ";
		}
		cout << endl;
	}
}

C++: #include<iostream>
#define rep(i,n) for(int i=0; i<n; i++)

using namespace std;

int main(void)
{
    int n, u, v, k, a[101][101]={0}, adj[101];

    cin >> n;
    rep(i,n){
        cin >> u >> k;
        rep(i,k){
            cin >> v;
            a[u][v] = 1;
        }
    }

    rep(i,n){
        rep(j,n){ cout << a[i+1][j+1]; if(j != n-1) cout << ' ';}
        cout << endl;
    }
    return 0;
}

C++:  #include<iostream>
using namespace std;

int main(){
    int n,u,k;
    int *U;
    cin>>n;
    
    int A[n][n];
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            A[i][j]=0;
        }
    }
    for(int i=0;i<n;i++){
        cin>>u>>k;
        U= new int[k];
        for(int j=0;j<k;j++){
            cin>>U[j];
            A[i][U[j]-1]=1;
            
        }
    
    } 
    for(int i=0;i<n;i++){
        cout<<A[i][0];
        for(int j=1;j<n;j++){
           cout<<" "<<A[i][j];
        }
        cout<<endl;
    }


}

C++: 
#include <iostream>
#include <iomanip>
#include <vector>
#include <string>

#include <algorithm>
#include <numeric>
#include <cmath>

using namespace std;
typedef long long ll;
const long double PI = (acos(-1));
const long long MOD = 1000000007;
#define rep(i,n) REP(i,0,n)
#define REP(i,x,n) for(int i=x;i<n;++i)

///////////////////////////////////////////////////
// ------------------- utils ------------------- //
///////////////////////////////////////////////////
// change min/max
template<class T> inline bool chMin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
template<class T> inline bool chMax(T& a, T b) { if (a < b) { a = b; return true; } return false; }

///////////////////////////////////////////////////
// ------------------- main -------------------- //
///////////////////////////////////////////////////
void Main() {
	int n; cin >> n;
	vector<vector<int> > g(n, vector<int>(n,0));
	rep(i, n) {
		int u, k; cin >> u >> k;
		rep(j, k) {
			int to; cin >> to;
			g[u-1][to-1]=1;
		}
	}

	rep(i, n) {
		rep(j, n) {
			if (j != (n-1)) {
				cout << g[i][j] << " ";
			}
			else {
				cout << g[i][j];
			}
		}
		cout << endl;
	}
}

int main() {
	std::ios::sync_with_stdio(false);
	std::cin.tie(0);
	std::cout << std::fixed << std::setprecision(15);
	Main();

	return 0;
}

C++: #include<stdio.h>

int dp[50];

int fib(int n){
  if(n==0||n==1) return dp[n]=1;
  if(dp[n]!=-1) return dp[n];
  return dp[n]=fib(n-1)+fib(n-2);
}

int main(){
  int n,i;
  for(i=0;i<50;i++) dp[i]=-1;

  scanf("%d",&n);
  printf("%d\n",fib(n));

  return 0;
}

C++: #include <iostream>
#include <utility>
#include <string>
#include <algorithm>
#include <set>
#include <deque>
#include <vector>
#define MAX 10010
#define rep(i,p) for(int i=0;i<p;i++)
#define pb push_back
using namespace std;
int n,hoge,foo;
int graph[MAX][MAX] = {0};
int main(){
  cin >> n;
  rep(i,n) {
    cin >> hoge >> foo;
    rep(j,foo) {
      cin >> hoge;
      graph[i][hoge-1] = 1;
    }
  }
  rep(i,n) {
    rep(j,n) cout << graph[i][j] << " ";
    cout << endl;
  }
  return 0;
}

C++: #define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--)
#define REP(i,n) for (int i=0;i<(n);i++)
#define RREP(i,n) for (int i=(n)-1;i>=0;i--)

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <ctype.h>




int main(int argc, const char * argv[]){
    
    //Input
    int i, j , n ,m , frm, to;
    
    scanf("%d", &n);
    
    int ans[n][n];
    
    memset(ans, 0x00, sizeof(ans));
    
    for(i = 0; i < n; i++){
        
        scanf("%d", &frm);
        scanf("%d", &m);
        
        for (j=0; j<m; j++) {
            scanf("%d", &to);
            ans[frm - 1][to - 1] = 1;
        }
        
    }
    
    for (i=0; i<n; i++) {
        for (j=0; j<n; j++) {
            printf("%d", ans[i][j]);
            if(j != n-1) printf(" ");
        }
        printf("\n");
    }
    
    return 0;
}