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| author | HJ <thechairman@thechairman.info> | 2023-01-17 12:46:04 -0500 |
|---|---|---|
| committer | HJ <thechairman@thechairman.info> | 2023-01-17 12:46:04 -0500 |
| commit | fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1 (patch) | |
| tree | d586a28650cbbfb20ece931a85bcce4c29e5e40b /leetcode/lc-690-employee-importance.rkt | |
| parent | bc5387512ba529072338648d6337ddab731b8b8c (diff) | |
| download | gleam_aoc-fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1.tar.gz gleam_aoc-fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1.zip | |
adding old leetcode solutions
Diffstat (limited to 'leetcode/lc-690-employee-importance.rkt')
| -rw-r--r-- | leetcode/lc-690-employee-importance.rkt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/leetcode/lc-690-employee-importance.rkt b/leetcode/lc-690-employee-importance.rkt new file mode 100644 index 0000000..1fb3fcc --- /dev/null +++ b/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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