| package main |
| |
| import ( |
| "math/rand" |
| ) |
| |
| // chunkStrings chunks the string slice |
| func chunkStrings(x []string, numChunks int) [][]string { |
| var result [][]string |
| chunkSize := (len(x) + numChunks - 1) / numChunks |
| for i := 0; i < len(x); i += chunkSize { |
| ub := i + chunkSize |
| if ub > len(x) { |
| ub = len(x) |
| } |
| result = append(result, x[i:ub]) |
| } |
| return result |
| } |
| |
| // shuffleStrings shuffles strings |
| func shuffleStrings(x []string, seed int64) { |
| r := rand.New(rand.NewSource(seed)) |
| for i := range x { |
| j := r.Intn(i + 1) |
| x[i], x[j] = x[j], x[i] |
| } |
| } |
