SHA-256 Merkle tree: Difference between revisions
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=={{header|Mathematica}}/{{header|Wolfram Language}}==
<lang Mathematica>data=Once[Import["https://rosettacode.org/mw/title.png","Byte"]];
parts=Hash[ByteArray[#],"SHA256","ByteArray"]&/@Partition[data,UpTo[1024]];
parts=NestWhile[If[Length[#]==2,Hash[Join@@#,"SHA256","ByteArray"],First[#]]&/@Partition[#,UpTo[2]]&,parts,Length[#]>1&];
StringJoin[IntegerString[Normal[First[parts]],16]]</lang>
{{out}}
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=={{header|Nim}}==
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