62 lines
2.4 KiB
Go
62 lines
2.4 KiB
Go
package main
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import (
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"fmt"
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"sort"
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)
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func getBins(limits, data []int) []int {
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n := len(limits)
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bins := make([]int, n+1)
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for _, d := range data {
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index := sort.SearchInts(limits, d) // uses binary search
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if index < len(limits) && d == limits[index] {
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index++
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}
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bins[index]++
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}
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return bins
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}
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func printBins(limits, bins []int) {
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n := len(limits)
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fmt.Printf(" < %3d = %2d\n", limits[0], bins[0])
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for i := 1; i < n; i++ {
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fmt.Printf(">= %3d and < %3d = %2d\n", limits[i-1], limits[i], bins[i])
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}
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fmt.Printf(">= %3d = %2d\n", limits[n-1], bins[n])
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fmt.Println()
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}
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func main() {
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limitsList := [][]int{
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{23, 37, 43, 53, 67, 83},
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{14, 18, 249, 312, 389, 392, 513, 591, 634, 720},
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}
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dataList := [][]int{
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{
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95, 21, 94, 12, 99, 4, 70, 75, 83, 93, 52, 80, 57, 5, 53, 86, 65, 17, 92, 83, 71, 61, 54, 58, 47,
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16, 8, 9, 32, 84, 7, 87, 46, 19, 30, 37, 96, 6, 98, 40, 79, 97, 45, 64, 60, 29, 49, 36, 43, 55,
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},
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{
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445, 814, 519, 697, 700, 130, 255, 889, 481, 122, 932, 77, 323, 525, 570, 219, 367, 523, 442, 933,
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416, 589, 930, 373, 202, 253, 775, 47, 731, 685, 293, 126, 133, 450, 545, 100, 741, 583, 763, 306,
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655, 267, 248, 477, 549, 238, 62, 678, 98, 534, 622, 907, 406, 714, 184, 391, 913, 42, 560, 247,
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346, 860, 56, 138, 546, 38, 985, 948, 58, 213, 799, 319, 390, 634, 458, 945, 733, 507, 916, 123,
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345, 110, 720, 917, 313, 845, 426, 9, 457, 628, 410, 723, 354, 895, 881, 953, 677, 137, 397, 97,
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854, 740, 83, 216, 421, 94, 517, 479, 292, 963, 376, 981, 480, 39, 257, 272, 157, 5, 316, 395,
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787, 942, 456, 242, 759, 898, 576, 67, 298, 425, 894, 435, 831, 241, 989, 614, 987, 770, 384, 692,
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698, 765, 331, 487, 251, 600, 879, 342, 982, 527, 736, 795, 585, 40, 54, 901, 408, 359, 577, 237,
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605, 847, 353, 968, 832, 205, 838, 427, 876, 959, 686, 646, 835, 127, 621, 892, 443, 198, 988, 791,
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466, 23, 707, 467, 33, 670, 921, 180, 991, 396, 160, 436, 717, 918, 8, 374, 101, 684, 727, 749,
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},
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}
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for i := 0; i < len(limitsList); i++ {
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fmt.Println("Example", i+1, "\b\n")
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bins := getBins(limitsList[i], dataList[i])
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printBins(limitsList[i], bins)
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}
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}
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