#include <assert.h>
#include <ctype.h>
#include <limits.h>
#include <math.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/*char* readline();
char* ltrim(char*);
char* rtrim(char*);
char** split_string(char*);

// Complete the solve function below.

/*
 * To return the string from the function, you should either do static allocation or dynamic allocation
 *
 * For example,
 * char* return_string_using_static_allocation() {
 *     static char s[] = "static allocation of string";
 *
 *     return s;
 * }
 *
 * char* return_string_using_dynamic_allocation() {
 *     char* s = malloc(100 * sizeof(char));
 *
 *     s = "dynamic allocation of string";
 *
 *     return s;
 * }
 *
 
char* solve(int board_rows, int board_columns, int** board) {


}

int main()
{
    FILE* fptr = fopen(getenv("OUTPUT_PATH"), "w");

    char* t_endptr;
    char* t_str = ltrim(rtrim(readline()));
    int t = strtol(t_str, &t_endptr, 10);

    if (t_endptr == t_str || *t_endptr != '\0') { exit(EXIT_FAILURE); }

    for (int t_itr = 0; t_itr < t; t_itr++) {
        char* n_endptr;
        char* n_str = ltrim(rtrim(readline()));
        int n = strtol(n_str, &n_endptr, 10);

        if (n_endptr == n_str || *n_endptr != '\0') { exit(EXIT_FAILURE); }

        int** board = malloc(n * sizeof(int*));

        for (int i = 0; i < n; i++) {
            *(board + i) = malloc(n * (sizeof(int)));

            char** board_item_temp = split_string(rtrim(readline()));

            for (int j = 0; j < n; j++) {
                char* board_item_endptr;
                char* board_item_str = *(board_item_temp + j);
                int board_item = strtol(board_item_str, &board_item_endptr, 10);

                if (board_item_endptr == board_item_str || *board_item_endptr != '\0') { exit(EXIT_FAILURE); }

                *(*(board + i) + j) = board_item;
            }
        }

        int board_rows = n;
        int board_columns = n;

        char* result = solve(board_rows, board_columns, board);

        fprintf(fptr, "%s\n", result);
    }

    fclose(fptr);

    return 0;
}

char* readline() {
    size_t alloc_length = 1024;
    size_t data_length = 0;
    char* data = malloc(alloc_length);

    while (true) {
        char* cursor = data + data_length;
        char* line = fgets(cursor, alloc_length - data_length, stdin);

        if (!line) {
            break;
        }

        data_length += strlen(cursor);

        if (data_length < alloc_length - 1 || data[data_length - 1] == '\n') {
            break;
        }

        alloc_length <<= 1;

        data = realloc(data, alloc_length);

        if (!data) {
            data = '\0';

            break;
        }
    }

    if (data[data_length - 1] == '\n') {
        data[data_length - 1] = '\0';

        data = realloc(data, data_length);

        if (!data) {
            data = '\0';
        }
    } else {
        data = realloc(data, data_length + 1);

        if (!data) {
            data = '\0';
        } else {
            data[data_length] = '\0';
        }
    }

    return data;
}

char* ltrim(char* str) {
    if (!str) {
        return '\0';
    }

    if (!*str) {
        return str;
    }

    while (*str != '\0' && isspace(*str)) {
        str++;
    }

    return str;
}

char* rtrim(char* str) {
    if (!str) {
        return '\0';
    }

    if (!*str) {
        return str;
    }

    char* end = str + strlen(str) - 1;

    while (end >= str && isspace(*end)) {
        end--;
    }

    *(end + 1) = '\0';

    return str;
}

char** split_string(char* str) {
    char** splits = NULL;
    char* token = strtok(str, " ");

    int spaces = 0;

    while (token) {
        splits = realloc(splits, sizeof(char*) * ++spaces);

        if (!splits) {
            return splits;
        }

        splits[spaces - 1] = token;

        token = strtok(NULL, " ");
    }

    return splits;
}
*/
int main()
{
    int t,n,i,j,a[100][100];
    scanf("%d",&t);
    for(i=0;i<t;i++)
    {
        scanf("%d",&n);
         for(i=0;i<n;i++)
    { 
            for(j=0;j<n;j++)
             {
       // int a[n][n];
        scanf("%d",&a[i][j]);
            }
    }
    }
    for(i=0;i<n;i++)
        
    {
        for(j=0;j<n;j++)
        {
                //if((i==j)||(i!=j)==1)
            int k;
            k=i!=j;
            if(k==1)
                           {
                                 printf("Yes");
                                  break;
                              }
        else
            printf("No \n");
            break;
        }
    
    }
        return 0;
}