#include <stdio.h>
#include <stdlib.h>
 
// 線形探索と出現回数カウント
int linear_search_and_count(int a[], int n, int x, int *first_index) {
    int i, count = 0;
    *first_index = -1; // 初期値を -1 に設定（見つからない場合のため）
 
    for (i = 0; i < n; i++) {
        if (a[i] == x) {
            count++; // 出現回数を増加
            if (*first_index == -1) {
                *first_index = i; // 最初に見つけたインデックスを保存
            }
        }
    }
 
    return count; // 出現回数を返す
}
 
int main(void) {
    int n, x, i;
    int *a;
    int first_index = -1, count = 0;
 
    // 入力: 配列サイズと探索対象
    scanf("%d %d", &n, &x);
    a = (int *)malloc(sizeof(int) * n);
    if (a == NULL) {
        printf("ERROR\n");
        return -1;
    }
 
    // 配列の入力
    for (i = 0; i < n; i++) {
        scanf("%d", &a[i]);
    }
 
    // 線形探索と出現回数カウント
    count = linear_search_and_count(a, n, x, &first_index);
 
    // 結果の出力
    if (count > 0) {
        printf("a[%d] = %d (found %d time(s))\n", first_index, a[first_index], count);
    } else {
        printf("not found\n");
    }
 
    free(a);
    return 0;
}
 

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