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Fix beginner handson #3
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Original file line number | Diff line number | Diff line change |
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module github.com/vdaas/go-handson | ||
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go 1.16 | ||
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require ( | ||
github.com/gorilla/mux v1.8.0 | ||
golang.org/x/tools v0.1.7 // indirect | ||
) |
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Original file line number | Diff line number | Diff line change |
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github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI= | ||
github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So= | ||
github.com/yuin/goldmark v1.4.0 h1:OtISOGfH6sOWa1/qXqqAiOIAO6Z5J3AEAE18WAq6BiQ= | ||
github.com/yuin/goldmark v1.4.0/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k= | ||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= | ||
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= | ||
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= | ||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= | ||
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= | ||
golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d h1:20cMwl2fHAzkJMEA+8J4JgqBQcQGzbisXo31MIeenXI= | ||
golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= | ||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e h1:WUoyKPm6nCo1BnNUvPGnFG3T5DUVem42yDJZZ4CNxMA= | ||
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= | ||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= | ||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= | ||
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= | ||
golang.org/x/tools v0.1.7 h1:6j8CgantCy3yc8JGBqkDLMKWqZ0RDU2g1HVgacojGWQ= | ||
golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo= | ||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= | ||
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= |
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Original file line number | Diff line number | Diff line change |
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package main | ||
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import "fmt" | ||
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func add(x, y int) int { | ||
return x + y | ||
} | ||
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func main() { | ||
n := add(10, 20) | ||
fmt.Println(n) | ||
} |
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Original file line number | Diff line number | Diff line change |
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package main | ||
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// Add | ||
// Int型変数x,yを引数とし、足した結果を返すadd関数を実装 | ||
func main() { | ||
// n := add(10, 20) | ||
// fmt.Println(n) | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,12 @@ | ||
package main | ||
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import "fmt" | ||
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func sub(x, y int) int { | ||
return x - y | ||
} | ||
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func main() { | ||
n := sub(20, 10) | ||
fmt.Println(n) | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,8 @@ | ||
package main | ||
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// Sub | ||
// Int型変数x,yを引数とし、引いた結果を返すsub関数を実装 | ||
func main() { | ||
// n := sub(20, 10) | ||
// fmt.Println(n) | ||
} |
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Original file line number | Diff line number | Diff line change |
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package main | ||
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import "fmt" | ||
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// FizzBuzz | ||
// 1以上、100未満の整数Nのうち | ||
// ケース1: Nが3で割り切れて かつ 5で割り切れないときは "Fizz" | ||
// ケース2: Nが5で割り切れて かつ 3で割り切れないときは "Buzz" | ||
// ケース3: Nが3と5の両方で割り切れるときは "FizzBuzz" | ||
// ケース4: Nが3と5のそのどちらでも割り切れない場合は N | ||
// を標準出力に出力してください | ||
func main() { | ||
for i := 1; i < 100; i++ { | ||
switch { | ||
case i%15 == 0: | ||
fmt.Println("FizzBuzz") | ||
case i%5 == 0: | ||
fmt.Println("Buzz") | ||
case i%3 == 0: | ||
fmt.Println("Fizz") | ||
default: | ||
fmt.Println(i) | ||
} | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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package main | ||
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import "fmt" | ||
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// FizzBuzz | ||
// 1以上、100未満の整数Nのうち | ||
// ケース1: Nが3で割り切れて かつ 5で割り切れないときは "Fizz" | ||
// ケース2: Nが5で割り切れて かつ 3で割り切れないときは "Buzz" | ||
// ケース3: Nが3と5の両方で割り切れるときは "FizzBuzz" | ||
// ケース4: Nが3と5のそのどちらでも割り切れない場合は N | ||
// を標準出力に出力してください | ||
func main() { | ||
for i := 1; ; /* 継続条件式 */ /* 再初期化式 */ { | ||
switch { | ||
// ケース1の場合 | ||
// ケース2の場合 | ||
// ケース3の場合 | ||
// ケース4の場合 | ||
default: | ||
fmt.Println(i) // ヒント: fmt.Println を使用すると標準出力に文字を表示できます | ||
} | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,24 @@ | ||
package main | ||
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import "fmt" | ||
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func main() { | ||
counter := make(map[string]int) | ||
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for i := 1; i < 100; i++ { | ||
switch { | ||
case i%15 == 0: | ||
counter["FizzBuzz"]++ | ||
case i%5 == 0: | ||
counter["Buzz"]++ | ||
case i%3 == 0: | ||
counter["Fizz"]++ | ||
default: | ||
counter["others"]++ | ||
} | ||
} | ||
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for k, v := range counter { | ||
fmt.Printf("%s %d\n", k, v) | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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package main | ||
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// FizzBuzzを実行する中で、"Fizz", "Buzz", "FizzBuzz", それ以外の数値 がそれぞれ何回出力されたか | ||
// カウントし、出力してください、ただし、それ以外の数値は "others" としてカウントします | ||
// 例: 1以上16未満のFizzBuzzの場合 | ||
// | ||
// Fizz 4 | ||
// Buzz 2 | ||
// FizzBuzz 1 | ||
// others 8 | ||
// | ||
// という結果になります。 | ||
func main() { | ||
// TODO 数値をカウントするためのmapを 宣言 & 初期化 (ヒント: make を使用) | ||
// counter := ... | ||
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for i := 1; i < 100; i++ { | ||
switch { | ||
case i%15 == 0: | ||
// TODO counterの"FizzBuzz"をカウントアップ | ||
case i%5 == 0: | ||
// TODO counterの"Buzz"をカウントアップ | ||
case i%3 == 0: | ||
// TODO counterの"Fizz"をカウントアップ | ||
default: | ||
// TODO counterの"others"をカウントアップ | ||
} | ||
} | ||
// TODO counterのすべての要素を表示 | ||
} |
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古い