#pragma warning(disable:4996)

#include <stdio.h>

#define MAX 80

char word[MAX + 1];

int main(void)
{
    int n, i, j;
    int m;

    scanf("%d", &n);

    for (i = 0; i < n; i++)
    {
        scanf("%d %s", &m, word);

        printf("%d ", i + 1);

        for (j = 0; j < MAX + 1; j++)
        {
            if (j == m - 1)
            {
                continue;
            }

            printf("%c", word[j]);

            if (word[j] == '\0')
            {
                break;
            }
        }

        printf("\n");
    }

    return 0;
}