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40 lines
579 B
40 lines
579 B
package main |
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import ( |
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"fmt" |
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"os" |
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"strconv" |
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) |
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func solve(x, y int) { |
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for i := 0; i < x; i++ { |
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line := "" |
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for j := 0; j < y; j++ { |
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if i%2 == 0 && j%2 == 0 { |
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line += "#" |
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} else if i%2 == 0 && j%2 == 1 { |
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line += " " |
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} else if i%2 == 1 && j%2 == 1 { |
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line += "#" |
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} else { |
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line += " " |
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} |
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} |
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fmt.Println(line) |
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} |
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} |
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func main() { |
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args := os.Args[1:] |
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if len(args) != 2 { |
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fmt.Println("Error") |
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return |
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} |
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x, _ := strconv.Atoi(args[1]) |
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y, _ := strconv.Atoi(args[0]) |
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if x <= 0 || y <= 0 { |
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fmt.Println("Error") |
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} else { |
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solve(x, y) |
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} |
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}
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