Commit 2e44c81

author

Shuo

authored

Merge pull request #451 from openset/develop

Add: Pairs of Songs With Total Durations Divisible by 60

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Lines changed: 10 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,10 @@`
	`1`	`+package pairs_of_songs_with_total_durations_divisible_by_60`
	`2`	`+`
	`3`	`+func numPairsDivisibleBy60(time []int) int {`
	`4`	`+ ans, m := 0, [60]int{}`
	`5`	`+ for _, t := range time {`
	`6`	`+ ans += m[(60-t%60)%60]`
	`7`	`+ m[t%60]++`
	`8`	`+ }`
	`9`	`+ return ans`
	`10`	`+}`

Lines changed: 27 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,27 @@`
	`1`	`+package pairs_of_songs_with_total_durations_divisible_by_60`
	`2`	`+`
	`3`	`+import "testing"`
	`4`	`+`
	`5`	`+type caseType struct {`
	`6`	`+ input []int`
	`7`	`+ expected int`
	`8`	`+}`
	`9`	`+`
	`10`	`+func TestNumPairsDivisibleBy60(t *testing.T) {`
	`11`	`+ tests := [...]caseType{`
	`12`	`+ {`
	`13`	`+ input: []int{30, 20, 150, 100, 40},`
	`14`	`+ expected: 3,`
	`15`	`+ },`
	`16`	`+ {`
	`17`	`+ input: []int{60, 60, 60},`
	`18`	`+ expected: 3,`
	`19`	`+ },`
	`20`	`+ }`
	`21`	`+ for _, tc := range tests {`
	`22`	`+ output := numPairsDivisibleBy60(tc.input)`
	`23`	`+ if output != tc.expected {`
	`24`	`+ t.Fatalf("input: %v, output: %v, expected: %v", tc.input, output, tc.expected)`
	`25`	`+ }`
	`26`	`+ }`
	`27`	`+}`

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