更新helper助手和README.md

Author: aQua

Algorithms/0016.3sum-closest/3sum-closest_test.go

@@ -2,6 +2,7 @@ package Problem0016
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0017.letter-combinations-of-a-phone-number/letter-combinations-of-a-phone-number_test.go

@@ -2,6 +2,7 @@ package Problem0017
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0018.4sum/4sum_test.go

@@ -2,6 +2,7 @@ package Problem0018
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0019.remove-nth-node-from-end-of-list/remove-nth-node-from-end-of-list_test.go

@@ -2,6 +2,7 @@ package Problem0019
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0020.valid-parentheses/valid-parentheses_test.go

@@ -2,6 +2,7 @@ package Problem0020
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0021.merge-two-sorted-lists/merge-two-sorted-lists_test.go

@@ -2,6 +2,7 @@ package Problem0021
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0022.generate-parentheses/generate-parentheses_test.go

@@ -2,6 +2,7 @@ package Problem0022
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0023.merge-k-sorted-lists/merge-k-sorted-lists_test.go

@@ -2,6 +2,7 @@ package Problem0023
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0024.swap-nodes-in-pairs/swap-nodes-in-pairs_test.go

@@ -2,6 +2,7 @@ package Problem0024
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0025.reverse-nodes-in-k-group/reverse-nodes-in-k-group_test.go

@@ -2,6 +2,7 @@ package Problem0025
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0026.remove-duplicates-from-sorted-array/remove-duplicates-from-sorted-array_test.go

@@ -2,6 +2,7 @@ package Problem0026
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0027.remove-element/remove-element_test.go

@@ -2,6 +2,7 @@ package Problem0027
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0028.implement-strstr/implement-strstr_test.go

@@ -2,6 +2,7 @@ package Problem0028
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0029.divide-two-integers/divide-two-integers_test.go

@@ -2,6 +2,7 @@ package Problem0029
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0030.substring-with-concatenation-of-all-words/substring-with-concatenation-of-all-words_test.go

@@ -2,6 +2,7 @@ package Problem0030
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0031.next-permutation/next-permutation_test.go

@@ -2,6 +2,7 @@ package Problem0031
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0032.longest-valid-parentheses/longest-valid-parentheses_test.go

@@ -2,6 +2,7 @@ package Problem0032
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0033.search-in-rotated-sorted-array/search-in-rotated-sorted-array_test.go

@@ -2,6 +2,7 @@ package Problem0033
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0034.search-for-a-range/search-for-a-range_test.go

@@ -2,6 +2,7 @@ package Problem0034
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0035.search-insert-position/search-insert-position_test.go

@@ -2,6 +2,7 @@ package Problem0035
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0036.valid-sudoku/valid-sudoku_test.go

@@ -2,6 +2,7 @@ package Problem0036
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0037.sudoku-solver/sudoku-solver_test.go

@@ -2,6 +2,7 @@ package Problem0037
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0038.count-and-say/count-and-say_test.go

@@ -2,6 +2,7 @@ package Problem0038
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0039.combination-sum/combination-sum_test.go

@@ -2,6 +2,7 @@ package Problem0039
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0040.combination-sum-ii/combination-sum-ii_test.go

@@ -2,6 +2,7 @@ package Problem0040
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0041.first-missing-positive/first-missing-positive_test.go

@@ -2,6 +2,7 @@ package Problem0041
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0042.trapping-rain-water/trapping-rain-water_test.go

@@ -2,6 +2,7 @@ package Problem0042
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0043.multiply-strings/multiply-strings_test.go

@@ -2,6 +2,7 @@ package Problem0043
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0044.wildcard-matching/wildcard-matching_test.go

@@ -2,6 +2,7 @@ package Problem0044
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0045.jump-game-ii/jump-game-ii_test.go

@@ -2,6 +2,7 @@ package Problem0045
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0046.permutations/permutations_test.go

@@ -2,6 +2,7 @@ package Problem0046
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0047.permutations-ii/permutations-ii_test.go

@@ -2,6 +2,7 @@ package Problem0047
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0048.rotate-image/rotate-image_test.go

@@ -2,6 +2,7 @@ package Problem0048
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0049.group-anagrams/group-anagrams_test.go

@@ -2,6 +2,7 @@ package Problem0049
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0050.powx-n/powx-n_test.go

@@ -2,6 +2,7 @@ package Problem0050
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0051.n-queens/n-queens_test.go

@@ -2,6 +2,7 @@ package Problem0051
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0052.n-queens-ii/n-queens-ii_test.go

@@ -2,6 +2,7 @@ package Problem0052
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0053.maximum-subarray/maximum-subarray_test.go

@@ -2,6 +2,7 @@ package Problem0053
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0054.spiral-matrix/spiral-matrix_test.go

@@ -2,6 +2,7 @@ package Problem0054
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0055.jump-game/jump-game_test.go

@@ -2,6 +2,7 @@ package Problem0055
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0056.merge-intervals/merge-intervals_test.go

@@ -2,6 +2,7 @@ package Problem0056
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0057.insert-interval/insert-interval_test.go

@@ -2,6 +2,7 @@ package Problem0057
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0058.length-of-last-word/length-of-last-word_test.go

@@ -2,6 +2,7 @@ package Problem0058
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0059.spiral-matrix-ii/spiral-matrix-ii_test.go

@@ -2,6 +2,7 @@ package Problem0059
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0060.permutation-sequence/permutation-sequence_test.go

@@ -2,6 +2,7 @@ package Problem0060
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0061.rotate-list/rotate-list_test.go

@@ -2,6 +2,7 @@ package Problem0061
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0062.unique-paths/unique-paths_test.go

@@ -2,6 +2,7 @@ package Problem0062
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0063.unique-paths-ii/unique-paths-ii_test.go

@@ -2,6 +2,7 @@ package Problem0063
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0064.minimum-path-sum/minimum-path-sum_test.go

@@ -2,6 +2,7 @@ package Problem0064
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )

Algorithms/0065.valid-number/valid-number_test.go

@@ -2,6 +2,7 @@ package Problem0065
 
 import (
 	"testing"
+	"fmt"
 
 	"github.com/stretchr/testify/assert"
 )