Commit 1e7a148

author

Sandy

authored

Merge pull request #185 from openset/develop

Add: Toeplitz Matrix

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Lines changed: 11 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -1 +1,12 @@`
`1`	`1`	`package toeplitz_matrix`
	`2`	`+`
	`3`	`+func isToeplitzMatrix(matrix [][]int) bool {`
	`4`	`+ for i, row := range matrix[1:] {`
	`5`	`+ for j, v := range row[1:] {`
	`6`	`+ if v != matrix[i][j] {`
	`7`	`+ return false`
	`8`	`+ }`
	`9`	`+ }`
	`10`	`+ }`
	`11`	`+ return true`
	`12`	`+}`

Lines changed: 33 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -1 +1,34 @@`
`1`	`1`	`package toeplitz_matrix`
	`2`	`+`
	`3`	`+import "testing"`
	`4`	`+`
	`5`	`+type caseType struct {`
	`6`	`+ input [][]int`
	`7`	`+ expected bool`
	`8`	`+}`
	`9`	`+`
	`10`	`+func TestIsToeplitzMatrix(t *testing.T) {`
	`11`	`+ tests := [...]caseType{`
	`12`	`+ {`
	`13`	`+ input: [][]int{`
	`14`	`+ {1, 2, 3, 4},`
	`15`	`+ {5, 1, 2, 3},`
	`16`	`+ {9, 5, 1, 2},`
	`17`	`+ },`
	`18`	`+ expected: true,`
	`19`	`+ },`
	`20`	`+ {`
	`21`	`+ input: [][]int{`
	`22`	`+ {1, 2},`
	`23`	`+ {2, 2},`
	`24`	`+ },`
	`25`	`+ expected: false,`
	`26`	`+ },`
	`27`	`+ }`
	`28`	`+ for _, tc := range tests {`
	`29`	`+ output := isToeplitzMatrix(tc.input)`
	`30`	`+ if output != tc.expected {`
	`31`	`+ t.Fatalf("input: %v, output: %v, expected: %v", tc.input, output, tc.expected)`
	`32`	`+ }`
	`33`	`+ }`
	`34`	`+}`

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