Remove too long example
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@ -1520,35 +1520,7 @@ macro_rules! int_impl {
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///
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/// # Examples
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///
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/// Standard signed bit integer implementation
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///
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/// ```rs
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/// #![feature(bigint_helper_methods)]
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/// struct I16 {
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/// pub low: u8, // Low-order bytes has to be unsigned.
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/// /// Most Significant Data has to be of the same signedness as the desired type.
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/// /// So u8 to implement U16, i8 to implement I16.
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/// pub high: i8,
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/// }
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///
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/// impl I16 {
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/// /// Adds `rhs` to `self` and returns true if signed overflow occurs, false otherwise.
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/// pub fn overflowing_add(&mut self, rhs: Self) -> bool {
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/// let (low_res, low_carry) = self.low.carrying_add(rhs.low, false);
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///
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/// // The signed `carrying_add` method is used to detect signed overflow.
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/// let (high_res, high_carry) = self.high.carrying_add(rhs.high, low_carry);
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///
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/// self.low = low_res;
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/// self.high = high_res;
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/// high_carry
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/// }
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/// }
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///
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/// fn main() {}
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/// ```
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///
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/// General behavior
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/// Basic usage:
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///
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/// ```
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/// #![feature(bigint_helper_methods)]
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@ -1644,35 +1616,7 @@ macro_rules! int_impl {
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///
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/// # Examples
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///
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/// Standard signed bit integer implementation
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///
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/// ```rs
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/// #![feature(bigint_helper_methods)]
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/// struct I16 {
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/// pub low: u8, // Low-order bytes has to be unsigned.
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/// /// Most Significant Data has to be of the same signedness as the desired type.
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/// /// So u8 to implement U16, i8 to implement I16.
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/// pub high: i8,
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/// }
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///
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/// impl I16 {
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/// /// Subtracts `rhs` from `self` and returns true if signed overflow occurs, false otherwise.
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/// pub fn overflowing_sub(&mut self, rhs: Self) -> bool {
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/// let (low_res, low_carry) = self.low.borrowing_sub(rhs.low, false);
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///
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/// // The signed `borrowing_sub` method is used to detect signed overflow.
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/// let (high_res, high_carry) = self.high.borrowing_sub(rhs.high, low_carry);
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///
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/// self.low = low_res;
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/// self.high = high_res;
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/// high_carry
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/// }
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/// }
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///
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/// fn main() {}
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/// ```
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///
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/// General behavior
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/// Basic usage:
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///
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/// ```
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/// #![feature(bigint_helper_methods)]
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