結果

問題 No.710 チーム戦
ユーザー ccppjsrb
提出日時 2020-06-06 19:45:40
言語 Go
(1.23.4)
結果
AC  
実行時間 25 ms / 3,000 ms
コード長 2,682 bytes
コンパイル時間 12,431 ms
コンパイル使用メモリ 219,520 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2024-12-23 13:42:39
合計ジャッジ時間 14,262 ms
ジャッジサーバーID
(参考情報)
judge2 / judge1
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 * 2
other AC * 25
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"
"math"
"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)
bb := make([]int, n)
for i := 0; i < n; i++ {
aa[i] = getNextInt(scanner)
bb[i] = getNextInt(scanner)
}
lim := 100000
dp := make([]cint, lim+1)
for i := 0; i < lim; i++ {
dp[i+1] = cint(math.MaxInt32)
}
for i := 0; i < n; i++ {
for j := lim; j >= 0; j-- {
if dp[j].sub(math.MaxInt32) != 0 {
dp[j] = dp[j].add(bb[i])
}
if j-aa[i] < 0 {
continue
}
if dp[j-aa[i]].sub(math.MaxInt32) != 0 {
dp[j].minAs(dp[j-aa[i]])
}
}
}
var ans cint
ans = dp[0]
for i := 0; i < lim+1; i++ {
ans.minAs(dp[i].max(i))
}
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)
}
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