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What is 1/2 equal to in C language?

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Release: 2024-05-02 20:00:52
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In C language, 1/2 evaluates to 0 instead of 0.5 because integer division discards the decimal part. Integer division discards the decimal part and only retains the integer part. Floating point division returns a decimal result.

What is 1/2 equal to in C language?

What is 1/2 equal to in C language?

In C language, 1/2 evaluates to 0, not 0.5. This is because integer division returns an integer result after discarding the fractional part.

Integer division

  • In C language, the division operator (/) performs integer division on integer operands and returns an integer result. .
  • Integer division will discard the decimal part and only keep the integer part. For example:
<code class="c">int a = 5;
int b = 2;
int result = a / b; // result = 2</code>
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Floating point division

  • If you need to get a decimal result, you need to use floating point type operands and use floating point The division operator (/) performs floating-point division.
  • Floating point division will not discard the decimal part and will return a floating point result. For example:
<code class="c">float a = 5.0;
float b = 2.0;
float result = a / b; // result = 2.5</code>
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Therefore, in C language, 1/2 will return 0 because it is an integer division operation and discards the decimal part.

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