結果
問題 | No.1120 Strange Teacher |
ユーザー | ccppjsrb |
提出日時 | 2020-07-22 21:40:31 |
言語 | Go (1.22.1) |
結果 |
AC
|
実行時間 | 20 ms / 1,000 ms |
コード長 | 2,375 bytes |
コンパイル時間 | 12,741 ms |
コンパイル使用メモリ | 225,160 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 14:46:11 |
合計ジャッジ時間 | 13,995 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 17 ms
6,944 KB |
testcase_05 | AC | 18 ms
6,940 KB |
testcase_06 | AC | 17 ms
6,944 KB |
testcase_07 | AC | 18 ms
6,944 KB |
testcase_08 | AC | 17 ms
6,944 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 17 ms
6,944 KB |
testcase_11 | AC | 18 ms
6,944 KB |
testcase_12 | AC | 17 ms
6,944 KB |
testcase_13 | AC | 16 ms
6,944 KB |
testcase_14 | AC | 17 ms
6,940 KB |
testcase_15 | AC | 16 ms
6,944 KB |
testcase_16 | AC | 16 ms
6,944 KB |
testcase_17 | AC | 17 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 20 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,944 KB |
testcase_21 | AC | 1 ms
6,944 KB |
testcase_22 | AC | 1 ms
6,944 KB |
testcase_23 | AC | 1 ms
6,940 KB |
testcase_24 | AC | 14 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 1 ms
6,940 KB |
testcase_29 | AC | 1 ms
6,944 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) { n := getNextInt(scanner) aa := make([]int64, n) bb := make([]int64, n) cc := make([]int64, n) for i := 0; i < n; i++ { aa[i] = getNextInt64(scanner) } for i := 0; i < n; i++ { bb[i] = getNextInt64(scanner) } m := map[int64]int{} var sum int64 for i := 0; i < n; i++ { cc[i] = aa[i] - bb[i] m[mod(cc[i], 2)]++ sum += cc[i] } if len(m) > 1 { fmt.Fprintln(writer, -1) return } if sum < 0 { fmt.Fprintln(writer, -1) return } if n == 2 { if sum != 0 { fmt.Fprintln(writer, -1) return } fmt.Fprintln(writer, abs(cc[0])) return } if sum%int64(n-2) != 0 { fmt.Fprintln(writer, -1) return } cnt := sum / int64(n-2) for i := 0; i < n; i++ { aa[i] -= cnt } var horobiyo int64 for i := 0; i < n; i++ { if aa[i] > bb[i] { fmt.Fprintln(writer, -1) return } if (bb[i]-aa[i])%2 == 1 { fmt.Fprintln(writer, -1) return } horobiyo += (bb[i] - aa[i]) / 2 } if horobiyo != cnt { fmt.Fprintln(writer, -1) return } fmt.Fprintln(writer, cnt) } func mod(n, m int64) int64 { n %= m if n < 0 { return n + m } return n } func abs(a int64) int64 { if a < 0 { return -a } return a }