fmt nit

src/utils.cairo

@@ -12,7 +12,8 @@ pub fn shr(value: u256, shift: u32) -> u256 {
 }
 
 // Fast exponentiation using the square-and-multiply algorithm
-// Reference: https://github.com/keep-starknet-strange/alexandria/blob/bcdca70afdf59c9976148e95cebad5cf63d75a7f/packages/math/src/fast_power.cairo#L12
+// Reference:
+// https://github.com/keep-starknet-strange/alexandria/blob/bcdca70afdf59c9976148e95cebad5cf63d75a7f/packages/math/src/fast_power.cairo#L12
 pub fn fast_pow(base: u256, exp: u32) -> u256 {
     if exp == 0 {
         return 1_u256;

src/validation.cairo

@@ -96,7 +96,7 @@ pub fn target_to_bits(target: u256) -> Result<u32, felt252> {
     // Extract mantissa (most significant 3 bytes)
     let mut mantissa: u32 = shr(compact, (size - 3) * 8).try_into().unwrap();
 
-    // Normalize 
+    // Normalize
     if mantissa > 0x7fffff {
         mantissa = (mantissa + 0x80) / 0x100;
         size += 1;
@@ -113,7 +113,7 @@ pub fn target_to_bits(target: u256) -> Result<u32, felt252> {
     // Convert size to u256
     let size_u256: u256 = size.into();
 
-    // Combine size and mantissa 
+    // Combine size and mantissa
     let result: u32 = (shl(size_u256, 24) + mantissa.into()).try_into().unwrap();
 
     Result::Ok(result)