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全部文章（共8篇）

题解 | 邮递员送信

package main import ( "bufio" "container/heap" "fmt" "os" ) type FastScanner struct { r *bufio.Reader...

2026-01-23

0 20

题解 | 【模板】静态区间和（前缀和）

package main import ( "bufio" "fmt" "os" ) type FastScanner struct { r *bufio.Reader } func NewFastScanner() *Fas...

2026-01-21

0 20

题解 | many sum

package main import ( "bufio" "fmt" "os" ) func main() { in := bufio.NewReaderSize(os.Stdin, 1<<20) out := ...

2026-01-14

0 24

题解 | 素数判断

package main import ( "fmt" ) func main() { var isPrime=func(n int) bool { if n < 2 { return false ...

2026-01-12

0 23

题解 | 平方根

package main import ( "fmt" "math" ) func main() { var n float64 fmt.Scan(&n) /*for i:=1;i<=n;i+=1{ ...

2026-01-11

0 22

题解 | 整数的十位

package main import ( "fmt" ) func main() { a := 0 fmt.Scan(&a) fmt.Printf("%d",a/10%10) }

2026-01-09

0 17

题解 | 整数的个位

package main import ( "fmt" ) func main() { a := 0 fmt.Scan(&a) fmt.Printf("%d", a%10) }

2026-01-09

0 27

题解 | 疫情死亡率

package main import "fmt" func main() { var c, d float64 fmt.Scan(&c, &d) if c == 0 { fmt.Printf("%.3f%%", 0.0) ...

2026-01-09

0 17