#553386 (Go) No.747 循環小数N桁目 Hard

• 問題: No.747 循環小数N桁目 Hard
• ユーザー: ccppjsrb
• 提出日時: 2020-09-15 18:16:43
• 言語: Go (1.22.1)
• 結果: AC
• 実行時間: 2 ms / 2,000 ms
• コード長: 1,962 bytes
• コンパイル時間: 12,145 ms
• コンパイル使用メモリ: 210,460 KB
• 実行使用メモリ: 4,384 KB
• 最終ジャッジ日時: 2023-09-04 01:52:21
• 合計ジャッジ時間: 16,286 ms
• ジャッジサーバーID （参考情報）: judge13 / judge11

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 4,376 KB
testcase_01	AC	1 ms; 4,380 KB
testcase_02	AC	1 ms; 4,376 KB
testcase_03	AC	1 ms; 4,376 KB
testcase_04	AC	1 ms; 4,380 KB
testcase_05	AC	1 ms; 4,380 KB
testcase_06	AC	1 ms; 4,380 KB
testcase_07	AC	1 ms; 4,380 KB
testcase_08	AC	1 ms; 4,376 KB
testcase_09	AC	1 ms; 4,376 KB
testcase_10	AC	1 ms; 4,376 KB
testcase_11	AC	1 ms; 4,376 KB
testcase_12	AC	1 ms; 4,376 KB
testcase_13	AC	1 ms; 4,380 KB
testcase_14	AC	1 ms; 4,380 KB
testcase_15	AC	1 ms; 4,376 KB
testcase_16	AC	1 ms; 4,380 KB
testcase_17	AC	1 ms; 4,380 KB
testcase_18	AC	1 ms; 4,380 KB
testcase_19	AC	1 ms; 4,380 KB
testcase_20	AC	1 ms; 4,380 KB
testcase_21	AC	1 ms; 4,380 KB
testcase_22	AC	1 ms; 4,376 KB
testcase_23	AC	1 ms; 4,380 KB
testcase_24	AC	1 ms; 4,380 KB
testcase_25	AC	2 ms; 4,380 KB
testcase_26	AC	1 ms; 4,380 KB
testcase_27	AC	1 ms; 4,376 KB
testcase_28	AC	1 ms; 4,380 KB
testcase_29	AC	1 ms; 4,384 KB
testcase_30	AC	1 ms; 4,376 KB
testcase_31	AC	1 ms; 4,376 KB
testcase_32	AC	1 ms; 4,376 KB
testcase_33	AC	2 ms; 4,380 KB
testcase_34	AC	1 ms; 4,380 KB
testcase_35	AC	1 ms; 4,376 KB
testcase_36	AC	2 ms; 4,380 KB
testcase_37	AC	1 ms; 4,376 KB
testcase_38	AC	1 ms; 4,376 KB
testcase_39	AC	1 ms; 4,376 KB
testcase_40	AC	1 ms; 4,384 KB
testcase_41	AC	1 ms; 4,376 KB
testcase_42	AC	1 ms; 4,376 KB
testcase_43	AC	2 ms; 4,376 KB
testcase_44	AC	1 ms; 4,376 KB
testcase_45	AC	2 ms; 4,380 KB
testcase_46	AC	1 ms; 4,380 KB
testcase_47	AC	1 ms; 4,380 KB
testcase_48	AC	1 ms; 4,376 KB
testcase_49	AC	1 ms; 4,384 KB
testcase_50	AC	1 ms; 4,376 KB
testcase_51	AC	1 ms; 4,380 KB
testcase_52	AC	1 ms; 4,384 KB
testcase_53	AC	2 ms; 4,380 KB
testcase_54	AC	1 ms; 4,380 KB
testcase_55	AC	2 ms; 4,380 KB
testcase_56	AC	2 ms; 4,376 KB
testcase_57	AC	1 ms; 4,376 KB
testcase_58	AC	2 ms; 4,376 KB
testcase_59	AC	2 ms; 4,380 KB
testcase_60	AC	2 ms; 4,380 KB
testcase_61	AC	1 ms; 4,376 KB
testcase_62	AC	1 ms; 4,380 KB
testcase_63	AC	1 ms; 4,380 KB
testcase_64	AC	2 ms; 4,376 KB
testcase_65	AC	1 ms; 4,380 KB
testcase_66	AC	1 ms; 4,376 KB
testcase_67	AC	1 ms; 4,380 KB
testcase_68	AC	2 ms; 4,380 KB
testcase_69	AC	2 ms; 4,380 KB
testcase_70	AC	1 ms; 4,376 KB
testcase_71	AC	2 ms; 4,380 KB
testcase_72	AC	1 ms; 4,376 KB
testcase_73	AC	2 ms; 4,376 KB
testcase_74	AC	2 ms; 4,380 KB
testcase_75	AC	1 ms; 4,380 KB
testcase_76	AC	2 ms; 4,380 KB
testcase_77	AC	1 ms; 4,376 KB
testcase_78	AC	1 ms; 4,380 KB
testcase_79	AC	1 ms; 4,376 KB
testcase_80	AC	2 ms; 4,376 KB
testcase_81	AC	1 ms; 4,384 KB
testcase_82	AC	2 ms; 4,380 KB
testcase_83	AC	1 ms; 4,376 KB
testcase_84	AC	1 ms; 4,380 KB
testcase_85	AC	1 ms; 4,376 KB
testcase_86	AC	1 ms; 4,376 KB
testcase_87	AC	2 ms; 4,376 KB
testcase_88	AC	1 ms; 4,376 KB
testcase_89	AC	1 ms; 4,376 KB
testcase_90	AC	1 ms; 4,380 KB
testcase_91	AC	1 ms; 4,376 KB
testcase_92	AC	2 ms; 4,376 KB
testcase_93	AC	2 ms; 4,376 KB
testcase_94	AC	2 ms; 4,380 KB
testcase_95	AC	2 ms; 4,380 KB
testcase_96	AC	2 ms; 4,376 KB
testcase_97	AC	2 ms; 4,376 KB
testcase_98	AC	2 ms; 4,380 KB
testcase_99	AC	2 ms; 4,380 KB
testcase_100	AC	2 ms; 4,380 KB
testcase_101	AC	1 ms; 4,376 KB
testcase_102	AC	2 ms; 4,376 KB
testcase_103	AC	2 ms; 4,380 KB
testcase_104	AC	2 ms; 4,376 KB
testcase_105	AC	2 ms; 4,380 KB
testcase_106	AC	2 ms; 4,380 KB
testcase_107	AC	2 ms; 4,376 KB
testcase_108	AC	2 ms; 4,380 KB
testcase_109	AC	2 ms; 4,380 KB
testcase_110	AC	1 ms; 4,376 KB
testcase_111	AC	2 ms; 4,376 KB
testcase_112	AC	2 ms; 4,376 KB
testcase_113	AC	2 ms; 4,380 KB
testcase_114	AC	2 ms; 4,380 KB
testcase_115	AC	1 ms; 4,380 KB
testcase_116	AC	2 ms; 4,384 KB
testcase_117	AC	1 ms; 4,380 KB
testcase_118	AC	2 ms; 4,380 KB
testcase_119	AC	2 ms; 4,380 KB
testcase_120	AC	2 ms; 4,380 KB
testcase_121	AC	2 ms; 4,380 KB
testcase_122	AC	1 ms; 4,380 KB
testcase_123	AC	2 ms; 4,376 KB

ソースコード

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) {
	sn := getNextString(scanner)
	sk := getNextString(scanner)
	n := len(sn)
	sum := 0
	for i := 0; i < n; i++ {
		sum += int(sn[i] - '0')
	}
	mod6 := 0
	mod2 := int(sk[len(sk)-1]-'0') % 2
	switch {
	case sum%3 == 0:
		if int(sn[n-1]-'0')%2 == 1 {
			mod6 = 3
		}
	case sum%3 == 1:
		if int(sn[n-1]-'0')%2 == 1 {
			mod6 = 1
		} else {
			mod6 = 4
		}
	case sum%3 == 2:
		if int(sn[n-1]-'0')%2 == 1 {
			mod6 = 5
		} else {
			mod6 = 2
		}
	}
	switch mod6 {
	case 2, 5:
		if mod2 == 0 {
			fmt.Fprintln(writer, fmt.Sprintf("%c", "285714"[m6(6-mod6)]))
			return
		}
		fmt.Fprintln(writer, fmt.Sprintf("%c", "285714"[m6(mod6)]))
	default:
		fmt.Fprintln(writer, fmt.Sprintf("%c", "285714"[m6(mod6)]))
	}
}
func m6(m int) int {
	return (m + 5) % 6
}