/* Returns the smallest |i| such that |array[i] == key|, or |-1| if |key| is not in |array[]|. |array[]| must be an array of |n int|s. */ int seq_search (int array[], int n, int key) { int i; for (i = 0; i < n; i++) if (array[i] == key) return i; return -1; }