From: Scott Worley Date: Wed, 2 Nov 2011 23:00:43 +0000 (-0700) Subject: Print large numbers with commas X-Git-Url: http://git.scottworley.com/planeteer/commitdiff_plain/9eafb7a41bb529ed04319a679e36eaf0654ad852?ds=sidebyside Print large numbers with commas Get the right stuff on stdout vs stderr --- diff --git a/planeteer.go b/planeteer.go index 53f69f1..9f0ede9 100644 --- a/planeteer.go +++ b/planeteer.go @@ -430,7 +430,7 @@ func FillStateTable1(data planet_data, dims []int, table []State) { <-barrier } work_done++ - fmt.Printf("\r%3.0f%%", 100*work_done/work_units) + print(fmt.Sprintf("\r%3.0f%%", 100*work_done/work_units)) } } print("\n") @@ -456,9 +456,21 @@ func FindBestState(data planet_data, dims []int, table []State) int { return max_index } +func Commas(n int) (s string) { + r := n % 1000 + n /= 1000 + for n > 0 { + s = fmt.Sprintf(",%03d", r) + s + r = n % 1000 + n /= 1000 + } + s = fmt.Sprint(r) + s + return +} + func DescribePath(data planet_data, dims []int, table []State, start int) (description []string) { for index := start; index > 0 && table[index].from > 0; index = table[index].from { - line := fmt.Sprintf("%10v", table[index].value) + line := fmt.Sprintf("%13v", Commas(table[index].value)) addr := DecodeIndex(dims, index) prev := DecodeIndex(dims, table[index].from) if addr[Location] != prev[Location] { @@ -526,6 +538,6 @@ func main() { best, DecodeIndex(dims, best), table[best].value) description := DescribePath(data, dims, table, best) for i := len(description) - 1; i >= 0; i-- { - print(description[i], "\n") + fmt.Println(description[i]) } }