Add crypto exercise

school/intro-crypto/uebung/05/p/Cargo.lock

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+[[package]]
+name = "p"
+version = "0.1.0"
+

school/intro-crypto/uebung/05/p/Cargo.toml

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+[package]
+name = "p"
+version = "0.1.0"
+authors = ["Valentin Brandl <vbrandl@riseup.net>"]
+
+[dependencies]

school/intro-crypto/uebung/05/p/src/main.rs

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+const P: [usize; 32] = [
+    16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10, 2, 8, 24, 14, 32, 27, 3, 9, 19,
+    13, 30, 6, 22, 11, 4, 25,
+];
+
+fn p<T: Copy + Default>(i: [T; 32]) -> [T; 32] {
+    let mut res: [T; 32] = [T::default(); 32];
+    for (i, p) in i.iter().zip(P.iter()) {
+        res[*p - 1] = *i;
+    }
+    res
+}
+
+fn main() {
+    let i: [u8; 32] = [
+        1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0,
+        0, 0,
+    ];
+    p(i).iter().for_each(|i| print!("{}", i));
+    println!();
+
+    let p = &[
+        true, false, false, false, false, false, true, false, false, true, false, true, true,
+        false, false, true, true, true, false, true, false, true, true, true, false, false, true,
+        true, true, false, true, true,
+    ];
+    let l0 = &[
+        true, true, true, true, true, true, true, true, true, true, true, true, true, true, true,
+        true, true, true, true, true, true, true, true, true, true, true, true, true, true, true,
+        true, true,
+    ];
+
+    p.iter()
+        .zip(l0.iter())
+        .map(|(a, b)| a ^ b)
+        .map(|x| if x { '1' } else { '0' })
+        .for_each(|x| print!("{}", x));
+    println!();
+}

school/intro-crypto/uebung/05/p/target/.rustc_info.json

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+{"rustc_fingerprint":1996615077234892980,"outputs":{"15337506775154344876":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/me/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\nunix\n",""],"1617349019360157463":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/me/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\nunix\n",""],"1164083562126845933":["rustc 1.30.1 (1433507eb 2018-11-07)\nbinary: rustc\ncommit-hash: 1433507eba7d1a114e4c6f27ae0e1a74f60f20de\ncommit-date: 2018-11-07\nhost: x86_64-unknown-linux-gnu\nrelease: 1.30.1\nLLVM version: 8.0\n",""]},"successes":{}}

school/intro-crypto/uebung/05/p/target/debug/.fingerprint/p-317830ef682f5c46/bin-p-317830ef682f5c46

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+0727989ce1aa1e48

school/intro-crypto/uebung/05/p/target/debug/.fingerprint/p-317830ef682f5c46/bin-p-317830ef682f5c46.json

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+{"rustc":3409524444662720818,"features":"[]","target":6265867820755230167,"profile":8404152588981882898,"path":1036222786711178230,"deps":[],"local":[{"MtimeBased":[[1543354048,10023042],".fingerprint/p-317830ef682f5c46/dep-bin-p-317830ef682f5c46"]}],"rustflags":[],"edition":"Edition2015"}

school/intro-crypto/uebung/05/p/target/debug/.fingerprint/p-a8d68fe4b06c3a8a/bin-p-a8d68fe4b06c3a8a

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+5e32215f8f612020

school/intro-crypto/uebung/05/p/target/debug/.fingerprint/p-a8d68fe4b06c3a8a/bin-p-a8d68fe4b06c3a8a.json

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+{"rustc":3409524444662720818,"features":"[]","target":6265867820755230167,"profile":256579555595379356,"path":1036222786711178230,"deps":[],"local":[{"MtimeBased":[[1543354051,669476378],".fingerprint/p-a8d68fe4b06c3a8a/dep-bin-p-a8d68fe4b06c3a8a"]}],"rustflags":[],"edition":"Edition2015"}

school/intro-crypto/uebung/05/p/target/debug/deps/p-317830ef682f5c46.d

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+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/deps/p-317830ef682f5c46.rmeta: src/main.rs
+
+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/deps/p-317830ef682f5c46.d: src/main.rs
+
+src/main.rs:

school/intro-crypto/uebung/05/p/target/debug/deps/p-a8d68fe4b06c3a8a.d

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+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/deps/p-a8d68fe4b06c3a8a: src/main.rs
+
+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/deps/p-a8d68fe4b06c3a8a.d: src/main.rs
+
+src/main.rs:

school/intro-crypto/uebung/05/p/target/debug/libp.d

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+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/libp.rmeta: /home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/src/main.rs

school/intro-crypto/uebung/05/p/target/debug/p.d

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+/home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/target/debug/p: /home/me/Dokumente/notes/school/intro-crypto/uebung/05/p/src/main.rs