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main.go
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main.go
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package main
import (
"bufio"
"fmt"
"io"
"os"
"strconv"
"strings"
)
/*
* Complete the 'staircase' function below.
*
* The function accepts INTEGER n as parameter.
*/
func staircase(n int32) {
// Write your code here
for i := 0; i < int(n); i++ {
for j := 0; j < int(n)-i-1; j++ {
fmt.Print(" ")
}
for j := 0; j < i+1; j++ {
fmt.Print("#")
}
fmt.Println()
}
}
func main() {
reader := bufio.NewReaderSize(os.Stdin, 16*1024*1024)
nTemp, err := strconv.ParseInt(strings.TrimSpace(readLine(reader)), 10, 64)
checkError(err)
n := int32(nTemp)
staircase(n)
}
func readLine(reader *bufio.Reader) string {
str, _, err := reader.ReadLine()
if err == io.EOF {
return ""
}
return strings.TrimRight(string(str), "\r\n")
}
func checkError(err error) {
if err != nil {
panic(err)
}
}