#494414 (Go) No.865 24時間降水量

• 問題: No.865 24時間降水量
• ユーザー: ccppjsrb
• 提出日時: 2020-06-09 18:14:30
• 言語: Go (1.22.1)
• 結果: AC
• 実行時間: 85 ms / 2,000 ms
• コード長: 2,621 bytes
• コンパイル時間: 11,857 ms
• コンパイル使用メモリ: 221,076 KB
• 実行使用メモリ: 11,648 KB
• 最終ジャッジ日時: 2024-06-10 18:23:36
• 合計ジャッジ時間: 13,615 ms
• ジャッジサーバーID （参考情報）: judge3 / judge5

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; 5,248 KB
testcase_02	AC	1 ms; 5,248 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	2 ms; 5,376 KB
testcase_09	AC	1 ms; 5,376 KB
testcase_10	AC	5 ms; 5,376 KB
testcase_11	AC	4 ms; 5,376 KB
testcase_12	AC	4 ms; 5,376 KB
testcase_13	AC	4 ms; 5,376 KB
testcase_14	AC	5 ms; 5,376 KB
testcase_15	AC	85 ms; 11,648 KB
testcase_16	AC	83 ms; 11,648 KB
testcase_17	AC	84 ms; 11,648 KB
testcase_18	AC	1 ms; 5,376 KB
testcase_19	AC	1 ms; 5,376 KB
testcase_20	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)
	aa := make([]int, n)
	ss := make([]int, n+1)
	for i := 0; i < n; i++ {
		aa[i] = getNextInt(scanner)
		ss[i+1] = ss[i] + aa[i]
	}
	s24 := make([]int, 0)
	var ans cint
	for i := 24; i < n+1; i++ {
		s24 = append(s24, ss[i]-ss[i-24])
		ans.maxAs(ss[i] - ss[i-24])
	}
	q := getNextInt(scanner)
	for i := 0; i < q; i++ {
		t := getNextInt(scanner) - 1
		v := getNextInt(scanner)
		for j := t - 23; j < t+1 && j < len(s24); j++ {
			if j < 0 {
				continue
			}
			s24[j] += v - aa[t]
			ans.maxAs(s24[j])
		}
		aa[t] = v
		fmt.Fprintln(writer, ans)
	}
}

type cint int

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)
}