結果

問題 No.232 めぐるはめぐる (2)
ユーザー ccppjsrb
提出日時 2020-09-05 23:29:01
言語 Go
(1.23.4)
結果
WA  
実行時間 -
コード長 2,024 bytes
コンパイル時間 17,081 ms
コンパイル使用メモリ 219,136 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-29 06:20:37
合計ジャッジ時間 19,040 ms
ジャッジサーバーID
(参考情報)
judge3 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 1 WA * 2
other AC * 4 WA * 18
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

package main
import (
"bufio"
"fmt"
"os"
"strconv"
)
func configure(scanner *bufio.Scanner) {
scanner.Split(bufio.ScanWords)
scanner.Buffer(make([]byte, 1000005), 1000005)
}
func getNextString(scanner *bufio.Scanner) string {
scanned := scanner.Scan()
if !scanned {
panic("scan failed")
}
return scanner.Text()
}
func getNextInt(scanner *bufio.Scanner) int {
i, _ := strconv.Atoi(getNextString(scanner))
return i
}
func getNextInt64(scanner *bufio.Scanner) int64 {
i, _ := strconv.ParseInt(getNextString(scanner), 10, 64)
return i
}
func getNextFloat64(scanner *bufio.Scanner) float64 {
i, _ := strconv.ParseFloat(getNextString(scanner), 64)
return i
}
func main() {
fp := os.Stdin
wfp := os.Stdout
extra := 0
if os.Getenv("I") == "IronMan" {
fp, _ = os.Open(os.Getenv("END_GAME"))
extra = 100
}
scanner := bufio.NewScanner(fp)
configure(scanner)
writer := bufio.NewWriter(wfp)
defer func() {
r := recover()
if r != nil {
fmt.Fprintln(writer, r)
}
writer.Flush()
}()
solve(scanner, writer)
for i := 0; i < extra; i++ {
fmt.Fprintln(writer, "-----------------------------------")
solve(scanner, writer)
}
}
func solve(scanner *bufio.Scanner, writer *bufio.Writer) {
t := getNextInt(scanner)
a := getNextInt(scanner)
b := getNextInt(scanner)
if t < max(a, b) {
fmt.Fprintln(writer, "NO")
return
}
if t == 1 && a == 0 && b == 0 {
fmt.Fprintln(writer, "NO")
return
}
ans := make([][2]int, t)
for i := 0; i < t; i++ {
ans[i][0] = 1
ans[i][1] = 1
}
for i := 0; i < (t-a)>>1; i++ {
ans[i][0] = -1
}
for i := 0; i < (t-b)>>1; i++ {
ans[i][1] = -1
}
if (t-a)&1 == 1 {
ans[t-2][0] = 0
}
if (t-b)&1 == 1 {
ans[t-1][1] = 0
}
for i := 0; i < t; i++ {
switch ans[i][0] {
case -1:
fmt.Fprint(writer, "v")
case 1:
fmt.Fprint(writer, "^")
}
switch ans[i][1] {
case -1:
fmt.Fprint(writer, "<")
case 1:
fmt.Fprint(writer, ">")
}
fmt.Fprintln(writer, "")
}
}
func max(a, b int) int {
if a < b {
return b
}
return a
}
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