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43. Guard Division by Zero

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Solving Approach

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Code

module safe_div8 (
    input  [7:0] dividend,
    input  [7:0] divisor,
    output [7:0] q,
    output [7:0] r,
    output  div_by_zero
);
    // TODO: implement with ternary (?:)

    assign q = (divisor == 8'd0)?8'd0:(dividend / divisor);
    assign r = (divisor == 8'd0)?8'd0:(dividend % divisor);
    assign div_by_zero = (divisor == 8'd0)?1'b1:1'b0;
  
endmodule

 

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