結果
問題 | No.664 超能力者Aと株価予測 |
ユーザー | ccppjsrb |
提出日時 | 2020-06-06 21:37:00 |
言語 | Go (1.22.1) |
結果 |
AC
|
実行時間 | 38 ms / 4,000 ms |
コード長 | 2,803 bytes |
コンパイル時間 | 12,637 ms |
コンパイル使用メモリ | 230,528 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-06 02:58:57 |
合計ジャッジ時間 | 11,933 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 10 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 19 ms
5,376 KB |
testcase_11 | AC | 29 ms
5,376 KB |
testcase_12 | AC | 38 ms
5,376 KB |
testcase_13 | AC | 23 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 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) { n := getNextInt(scanner) m := getNextInt(scanner) k := getNextInt(scanner) aa := make([]int, n+1) for i := 0; i < n+1; i++ { aa[i] = getNextInt(scanner) } dp := makeGrid(n+1, m+1) dp[0][0] = cint(k) for to := 1; to < n+1; to++ { for from := 0; from < to; from++ { for i := 0; i < m+1; i++ { dp[to][i].maxAs(dp[from][i]) } for i := 1; i < m+1; i++ { dp[to][i].maxAs(dp[from][i-1].div(aa[from]).mul(aa[to]).add(dp[from][i-1] % cint(aa[from]))) } } } var ans cint for i := 0; i < m+1; i++ { ans.maxAs(dp[n][i]) } fmt.Fprintln(writer, ans) } func makeGrid(h, w int) [][]cint { index := make([][]cint, h, h) data := make([]cint, h*w, h*w) for i := 0; i < h; i++ { index[i] = data[i*w : (i+1)*w] } return index } type cint int64 func (ct *cint) cintize(x interface{}) cint { if y, isCint := x.(cint); isCint { return y } if y, isInt64 := x.(int64); isInt64 { return cint(y) } return cint(x.(int)) } func (ct *cint) minAs(x interface{}) *cint { *ct = ct.min(x) return ct } func (ct *cint) maxAs(x interface{}) *cint { *ct = ct.max(x) return ct } func (ct cint) min(x interface{}) cint { y := ct.cintize(x) if ct > y { return y } return ct } func (ct cint) max(x interface{}) cint { y := ct.cintize(x) if ct < y { return y } return ct } func (ct cint) add(x interface{}) cint { return ct + ct.cintize(x) } func (ct cint) sub(x interface{}) cint { return ct - ct.cintize(x) } func (ct cint) mul(x interface{}) cint { return ct * ct.cintize(x) } func (ct cint) div(x interface{}) cint { return ct / ct.cintize(x) }