diff options
Diffstat (limited to 'racket/leetcode/lc-690-employee-importance.rkt')
| -rw-r--r-- | racket/leetcode/lc-690-employee-importance.rkt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/racket/leetcode/lc-690-employee-importance.rkt b/racket/leetcode/lc-690-employee-importance.rkt new file mode 100644 index 0000000..1fb3fcc --- /dev/null +++ b/racket/leetcode/lc-690-employee-importance.rkt @@ -0,0 +1,14 @@ +#lang racket + +(define/contract (sum-even-after-queries A queries) + (-> (listof exact-integer?) + (listof (listof exact-integer?)) + (listof exact-integer?)) + (define array (list->vector A)) + (for/list ([query (in-list queries)]) + (vector-set! array + (second query) + (+ (first query) (vector-ref array (second query)))) + (for/sum ([element (vector-filter even? array)]) element))) + +(sum-even-after-queries '[1 2 3 4] '[[1 0] [-3 1] [-4 0] [2 3]])
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