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Commit d029db4

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author
Sandy
authored
Merge pull request #172 from openset/develop
Add: Ransom Note
2 parents 3d5c937 + fc6d8b5 commit d029db4

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2 files changed

+48
-0
lines changed

2 files changed

+48
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lines changed

‎problems/ransom-note/ransom_note.go

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package ransom_note
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func canConstruct(ransomNote string, magazine string) bool {
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var m [128]int
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for _, c := range magazine {
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m[c]++
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}
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for _, c := range ransomNote {
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m[c]--
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if m[c] < 0 {
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return false
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}
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}
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return true
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}
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package ransom_note
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import "testing"
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type caseType struct {
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ransom string
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magazine string
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expected bool
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}
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func TestCanConstruct(t *testing.T) {
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tests := [...]caseType{
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{
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ransom: "a",
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magazine: "b",
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expected: false,
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},
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{
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ransom: "aa",
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magazine: "ab",
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expected: false,
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},
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{
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ransom: "aa",
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magazine: "aab",
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expected: true,
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},
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}
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for _, tc := range tests {
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output := canConstruct(tc.ransom, tc.magazine)
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if output != tc.expected {
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t.Fatalf("input: %v %v, output: %v, expected: %v", tc.ransom, tc.magazine, output, tc.expected)
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}
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}
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}

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